Chelate complexes of cyclopentadienyl ligands bearing pendant O-donors

Chemical Reviews

Volumn 100, Issue 4, 2000, Pages 1495-1526

  Siemeling, Ulrich ^a,b  

^a BIELEFELD UNIVERSITY   (Germany)

^b UNIVERSITY OF KASSEL   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

AROMATIC COMPOUNDS; ARSENIC COMPOUNDS; CHELATION; MOLECULAR STRUCTURE; PHOSPHORUS COMPOUNDS; SULFUR COMPOUNDS; SYNTHESIS (CHEMICAL);

CYLOCPENTADIENYL LIGANDS;

ORGANOMETALLICS;

EID: 0033733591     PISSN: 00092665     EISSN: None     Source Type: Journal    
DOI: 10.1021/cr990287m     Document Type: Article

References (238)

1. Thiele, J. Ber. Dtsch. Chem. Ges. 1901, 34, 68.
2. Thiele, J. Ber. Dtsch. Chem. Ges. 1900, 33, 666. In a recent review on alkali-metal cyclopentadienyl chemistry this paper is erroneously interpreted as reporting the preparation of sodium cyclopentadienide; see: Harder, S. Coord. Chem. Rev. 1998, 176, 17.
3. Thiele, J. Ber. Dtsch. Chem. Ges. 1900, 33, 666. In a recent review on alkali-metal cyclopentadienyl chemistry this paper is erroneously interpreted as reporting the preparation of sodium cyclopentadienide; see: Harder, S. Coord. Chem. Rev. 1998, 176, 17.
4. Kealy, T. J.; Pauson, P. L. Nature (London) 1951, 168, 1039.
5. Miller, S. A.; Tebboth, J. A.; Tremaine, J. F. J. Chem. Soc. 1952, 632.
6. See, for example: Collman, J. P.; Hegedus, L. S.; Norton, J. R.; Finke, R. G. Principles and Applications of Organotransition Metal Chemistry; University Science Books: Mill Valley, CA, 1987; Chapter 3.7.
7. Okuda, J. Top. Curr. Chem. 1992, 160, 97.
8. Coville, N. J.; du Plooy, K. E.; Pickl, W. Coord. Chem. Rev. 1992, 116, 1.
9. Hays, M. L.; Hanusa, T. P. Adv. Organomet. Chem. 1996, 40, 117.
10. Haltermann, R. L. In Metallocenes; Togni, A., Halterman, R. L., Eds.; Wiley-VCH: Weinheim, 1998; Vol. 1, Chapter 8.
11. Halterman, R. L. Chem. Rev. 1992, 92, 965.
12. Janiak, C.; Schumann, H. Adv. Organomet. Chem. 1991, 33, 291.
13. Jutzi, P. Chem. Rev. 1986, 86, 983.
14. Jutzi, P.; Burford, N. Chem. Rev. 1999, 99, 969.
15. Jutzi, P. Chem. Unserer Zeit 1999, 33, 342.
16. Jutzi, P. Comments Inorg. Chem. 1987, 6, 123.
17. For a recent review on the transition-metal coordination chemistry of hemilabile ligands, see: Sloane, C. S.; Weinberger, D. A.; Mirkin, C. A. Prog. Inorg. Chem. 1999, 48, 233.
18. Dunbar, K. R. Comments Inorg. Chem. 1992, 13, 313.
19. Bader, A.; Lindner, E. Coord. Chem. Rev. 1991, 108, 27.
20. See, for example, Herrmann, W. A.; Kohlpaintner, C. W. Angew. Chem. 1993, 105, 1588; Angew. Chem., Int. Ed. Engl. 1993, 32, 1524.
21. See, for example, Herrmann, W. A.; Kohlpaintner, C. W. Angew. Chem. 1993, 105, 1588; Angew. Chem., Int. Ed. Engl. 1993, 32, 1524.
22. 2) (see: Mathey, F.; Lampin, J.-P. Tetrahedron 1975, 31, 2685), which was first used in organometallic chemistry in 1978 (see: Rudie, A. W.; Lichtenberg, D. W.; Katcher, M. L.; Davison, A. Inorg. Chem. 1978, 17, 2859). The first "sophisticated" cyclopentadiene exhibiting a chiral multiply functionalized side chain was published by Sternbach, D. D.; Hughes, J. W.; Burdi, D. F.; Forstot, R. M. Tetrahedron Lett. 1983, 24, 3295.
23. 2) (see: Mathey, F.; Lampin, J.-P. Tetrahedron 1975, 31, 2685), which was first used in organometallic chemistry in 1978 (see: Rudie, A. W.; Lichtenberg, D. W.; Katcher, M. L.; Davison, A. Inorg. Chem. 1978, 17, 2859). The first "sophisticated" cyclopentadiene exhibiting a chiral multiply functionalized side chain was published by Sternbach, D. D.; Hughes, J. W.; Burdi, D. F.; Forstot, R. M. Tetrahedron Lett. 1983, 24, 3295.
24. 2) (see: Mathey, F.; Lampin, J.-P. Tetrahedron 1975, 31, 2685), which was first used in organometallic chemistry in 1978 (see: Rudie, A. W.; Lichtenberg, D. W.; Katcher, M. L.; Davison, A. Inorg. Chem. 1978, 17, 2859). The first "sophisticated" cyclopentadiene exhibiting a chiral multiply functionalized side chain was published by Sternbach, D. D.; Hughes, J. W.; Burdi, D. F.; Forstot, R. M. Tetrahedron Lett. 1983, 24, 3295.
25. 2) (see: Mathey, F.; Lampin, J.-P. Tetrahedron 1975, 31, 2685), which was first used in organometallic chemistry in 1978 (see: Rudie, A. W.; Lichtenberg, D. W.; Katcher, M. L.; Davison, A. Inorg. Chem. 1978, 17, 2859). The first "sophisticated" cyclopentadiene exhibiting a chiral multiply functionalized side chain was published by Sternbach, D. D.; Hughes, J. W.; Burdi, D. F.; Forstot, R. M. Tetrahedron Lett. 1983, 24, 3295.
26. 2) (see: Mathey, F.; Lampin, J.-P. Tetrahedron 1975, 31, 2685), which was first used in organometallic chemistry in 1978 (see: Rudie, A. W.; Lichtenberg, D. W.; Katcher, M. L.; Davison, A. Inorg. Chem. 1978, 17, 2859). The first "sophisticated" cyclopentadiene exhibiting a chiral multiply functionalized side chain was published by Sternbach, D. D.; Hughes, J. W.; Burdi, D. F.; Forstot, R. M. Tetrahedron Lett. 1983, 24, 3295.
27. 2) (see: Mathey, F.; Lampin, J.-P. Tetrahedron 1975, 31, 2685), which was first used in organometallic chemistry in 1978 (see: Rudie, A. W.; Lichtenberg, D. W.; Katcher, M. L.; Davison, A. Inorg. Chem. 1978, 17, 2859). The first "sophisticated" cyclopentadiene exhibiting a chiral multiply functionalized side chain was published by Sternbach, D. D.; Hughes, J. W.; Burdi, D. F.; Forstot, R. M. Tetrahedron Lett. 1983, 24, 3295.
28. 2) (see: Mathey, F.; Lampin, J.-P. Tetrahedron 1975, 31, 2685), which was first used in organometallic chemistry in 1978 (see: Rudie, A. W.; Lichtenberg, D. W.; Katcher, M. L.; Davison, A. Inorg. Chem. 1978, 17, 2859). The first "sophisticated" cyclopentadiene exhibiting a chiral multiply functionalized side chain was published by Sternbach, D. D.; Hughes, J. W.; Burdi, D. F.; Forstot, R. M. Tetrahedron Lett. 1983, 24, 3295.
29. Okuda, J. Comments Inorg. Chem. 1994, 16, 185.
30. Jutzi, P.; Dahlhaus, L. J. Coord. Chem. Rev. 1994, 137, 179.
31. Jutzi, P.; Siemeling, U. J. Organomet. Chem. 1995, 500, 175.
32. Wang, B.; Deng, D.; Qian, C. New J. Chem. 1995, 19, 515.
33. Jutzi, P.; Redeker, T. Eur. J. Inorg. Chem. 1998, 663.
34. Okuda, J.; Eberle, T. In Metallocenes; Togni, A., Halterman, R. L., Eds.; Wiley-VCH: Weinheim, 1998; Vol. 1, Chapter 7.
35. Bruce, M. I.; White, A. H. Aust. J. Chem. 1990, 43, 949.
36. Macomber, D. W.; Hart, W. P.; Rausch, M. D. Adv. Organomet. Chem. 1982, 21, 1.
37. Zhang, S.; Liu, J.; Wei, G.; Lin, G.; Chen, W. Polyhedron 1993, 12, 2771.
38. Jutzi, P.; Burford, N. In Metallocenes; Togni, A., Halterman, R. L., Eds.; Wiley-VCH: Weinheim, 1998; Vol. 1, Chapter 1.
39. Siemeling, U. J. Organomet. Chem. 1992, 429, C14.
40. Siemeling, U. J. Chem. Soc., Chem. Commun. 1992, 1335.
41. Siemeling, U.; Neumann, B.; Stammler, H.-G. Chem. Ber. 1993, 126, 1311.
42. Hays, M. L.; Hanusa, T. P.; Nile, T. A. J. Organomet. Chem. 1996, 514, 73.
43. Molander, G. A.; Schumann, H.; Rosenthal, E. C. E.; Demtschuk, J. Organometallics 1996, 15, 3817.
44. See, for example: Williams, R. A.; Hanusa, T. P.; Huffman, J. C. Organometallics 1990, 9, 1128.
45. Gardiner, M. G.; Raston, C. L.; Kennard, C. H. L. Organometallics 1991, 10, 3680.
46. Westerhausen, M.; Hartmann, M.; Makropoulos, N.; Wieneke, B.; Wieneke, M.; Schwarz, W.; Stalke, D. Z. Naturforsch., B 1998, 53, 117.
47. Rees, W. S., Jr.; Dippel, K. A. In Chemical Processing of Advanced Materials; Hench, L. L., West, J. K., Eds.; Wiley: New York, 1992; Chapter 30.
48. Rees, W. S., Jr.; Lay, U. W.; Dippel, K. A. J. Organomet. Chem. 1994, 483, 27.
49. Siemeling, U. Polyhedron 1997, 16, 1513.
50. Pattiasina, J. W.; Hissink, C. E.; de Boer, J. L.; Meetsma, A.; Teuben, J. H. J. Am. Chem. Soc. 1985, 107, 7758.
51. Erker, G.; Korek, U. Z. Naturforsch., B 1989, 44, 1593.
52. Huang, Q.; Qian, Y.; Xu, W.; Shao, M.; Tang, Y. Wuji Huaxue 1985, 1, 166; Chem. Abstr. 1986, 105, 172640.
53. Huang, Q.; Qian, Y.; Xu, W.; Shao, M.; Tang, Y. Wuji Huaxue 1985, 1, 166; Chem. Abstr. 1986, 105, 172640.
54. 2TiH. However, this explanation has remained speculative; see: Qian, Y.; Guo, R.; Huang, J.; Jonas, K. Chin. Chem. Lett. 1996, 7, 1139; Chem. Abstr. 1997, 126, 118035. Qian, Y.; Li, G.; He, Y.; Chen, W.; Li, B.; Chen, S. J. Mol. Catal. 1990, 60, 19. Qian, Y.; Zhuang, J.; Lu, J.; Qichen, H.; Xu, W.; Chen, S. J. Mol. Catal. 1986, 38, 331.
55. 2TiH. However, this explanation has remained speculative; see: Qian, Y.; Guo, R.; Huang, J.; Jonas, K. Chin. Chem. Lett. 1996, 7, 1139; Chem. Abstr. 1997, 126, 118035. Qian, Y.; Li, G.; He, Y.; Chen, W.; Li, B.; Chen, S. J. Mol. Catal. 1990, 60, 19. Qian, Y.; Zhuang, J.; Lu, J.; Qichen, H.; Xu, W.; Chen, S. J. Mol. Catal. 1986, 38, 331.
56. 2TiH. However, this explanation has remained speculative; see: Qian, Y.; Guo, R.; Huang, J.; Jonas, K. Chin. Chem. Lett. 1996, 7, 1139; Chem. Abstr. 1997, 126, 118035. Qian, Y.; Li, G.; He, Y.; Chen, W.; Li, B.; Chen, S. J. Mol. Catal. 1990, 60, 19. Qian, Y.; Zhuang, J.; Lu, J.; Qichen, H.; Xu, W.; Chen, S. J. Mol. Catal. 1986, 38, 331.
57. 2TiH. However, this explanation has remained speculative; see: Qian, Y.; Guo, R.; Huang, J.; Jonas, K. Chin. Chem. Lett. 1996, 7, 1139; Chem. Abstr. 1997, 126, 118035. Qian, Y.; Li, G.; He, Y.; Chen, W.; Li, B.; Chen, S. J. Mol. Catal. 1990, 60, 19. Qian, Y.; Zhuang, J.; Lu, J.; Qichen, H.; Xu, W.; Chen, S. J. Mol. Catal. 1986, 38, 331.
58. 2TiH. However, this explanation has remained speculative; see: Qian, Y.; Guo, R.; Huang, J.; Jonas, K. Chin. Chem. Lett. 1996, 7, 1139; Chem. Abstr. 1997, 126, 118035. Qian, Y.; Li, G.; He, Y.; Chen, W.; Li, B.; Chen, S. J. Mol. Catal. 1990, 60, 19. Qian, Y.; Zhuang, J.; Lu, J.; Qichen, H.; Xu, W.; Chen, S. J. Mol. Catal. 1986, 38, 331.
59. 2 appears to be the first example of a cyclopentadienyl complex containing a pendant ether group; see: Coolbaugh, T. S.; Coots, R. J.; Santasiero, B. D.; Grubbs, R. H. Inorg. Chim. Acta 1985, 98, 99.
60. Huang, Q.; Qian, Y.; Li, G.; Tang, Y. Transition Met. Chem. 1990, 15, 483.
61. Huang, J.; Zhang, Y.; Huang, Q.; Qian, Y. Inorg. Chem. Commun. 1989, 2, 104.
62. Qian, Y.; Li, G.; Chen, W.; Li, B.; Jin, X. J. Organomet. Chem. 1989, 373, 185.
63. van der Zeijden, A. A. H.; Mattheis, C.; Fröhlich, R. Organometallics 1997, 16, 2651.
64. Foster, P.; Rausch, M. D.; Chien, J. C. W. J. Organomet. Chem. 1997, 527, 71.
65. See, for example: Kaminsky, W. J. Chem. Soc., Dalton Trans. 1998, 1413. Bochmann, M. J. Chem. Soc., Dalton Trans. 1996, 255. Brintzinger, H. H.; Fischer, D.; Rieger, B.; Waymouth, R. Angew. Chem. 1995, 107, 1255; Angew. Chem., Int. Ed. Engl. 1995, 34, 1143.
66. See, for example: Kaminsky, W. J. Chem. Soc., Dalton Trans. 1998, 1413. Bochmann, M. J. Chem. Soc., Dalton Trans. 1996, 255. Brintzinger, H. H.; Fischer, D.; Rieger, B.; Waymouth, R. Angew. Chem. 1995, 107, 1255; Angew. Chem., Int. Ed. Engl. 1995, 34, 1143.
67. See, for example: Kaminsky, W. J. Chem. Soc., Dalton Trans. 1998, 1413. Bochmann, M. J. Chem. Soc., Dalton Trans. 1996, 255. Brintzinger, H. H.; Fischer, D.; Rieger, B.; Waymouth, R. Angew. Chem. 1995, 107, 1255; Angew. Chem., Int. Ed. Engl. 1995, 34, 1143.
68. See, for example: Kaminsky, W. J. Chem. Soc., Dalton Trans. 1998, 1413. Bochmann, M. J. Chem. Soc., Dalton Trans. 1996, 255. Brintzinger, H. H.; Fischer, D.; Rieger, B.; Waymouth, R. Angew. Chem. 1995, 107, 1255; Angew. Chem., Int. Ed. Engl. 1995, 34, 1143.
69. Liu, J.; Ma, H.; Huang, J.; Qian, Y.; Chan, A. S. C. Eur. Polym. J. 1999, 35, 543.
70. Fandos, R.; Meetsma, A.; Teuben, J. H. Organometallics 1991, 10, 59.
71. Chen, S.; Chen, Y.; Wang, J. Huaxue Xuebao 1990, 48, 582; Chem. Abstr. 1991, 114, 24114.
72. Chen, S.; Chen, Y.; Wang, J. Huaxue Xuebao 1990, 48, 582; Chem. Abstr. 1991, 114, 24114.
73. Qian, Y.; Huang, J.; Chen, X.; Li, G.; Chen, W.; Li, B.; Jin, X. Yang, Q. Polyhedron 1994, 13, 1105.
74. Qian, Y.; Huang, J.; Yang, J.; Chan, A. S. C.; Chen, W.; Chen, X.; Li, G.; Jin, X.; Yang, Q. J. Organomet. Chem. 1997, 547, 263.
75. Qian, Y.; Yang, J.; Sun, W.; Ling, Y.; Huang, J. Chin. Chem. Lett. 1997, 8, 305; Chem. Abstr. 1997, 127, 65870.
76. Qian, Y.; Yang, J.; Sun, W.; Ling, Y.; Huang, J. Chin. Chem. Lett. 1997, 8, 305; Chem. Abstr. 1997, 127, 65870.
77. Huang, J.; Huang, Q.; Qian, Y.; Chan, A. S. C.; Wong, W. Polyhedron 1998, 17, 2523.
78. Qian, Y.; Chen, X.; Chen, W.; Huang, J.; Li, B.; Jin, X. Huaxue Tongbao 1993, 35; Chem. Abstr. 1995, 122, 10166.
79. Qian, Y.; Chen, X.; Chen, W.; Huang, J.; Li, B.; Jin, X. Huaxue Tongbao 1993, 35; Chem. Abstr. 1995, 122, 10166.
80. Bijpost, E. A.; Duchateau, R.; Teuben, J. H. J. Mol. Catal., A 1995, 95, 121.
81. Chen, Y.; Fu, P.; Stern, C. L.; Marks, T. J. Organometallics 1997, 16, 5958.
82. Gielens, E. E. C. G.; Tiesnitsch, J. Y.; Hessen, B.; Teuben, J. H. Organometallics 1998, 17, 1652.
83. Christie, S. D. R.; Man, K. W.; Whitby, R. J.; Slawin, A. M. Z. Organometallics 1999, 18, 348.
84. Trouvé, G.; Laske, D.; Meetsma, A.; Teuben, J. H. J. Organomet. Chem. 1996, 511, 255.
85. Ciruelos, S.; Cuenca, T.; Gómez-Sal, P.; Manzanero, A.; Royo, P. Organometallics 1995, 14, 177.
86. Ciruelos, S.; Cuenca, T.; Gómez-Sal, P.; Manzanero, A.; Royo, P. Polyhedron 1998, 17, 1055.
87. Duda, L.; Erker, G.; Fröhlich, R.; Zippel, F. Eur. J. Inorg. Chem. 1998, 1153.
88. Shannon, R. D. Acta Crystallogr., Sect. A 1976, 32, 751.
89. Lund, E. C.; Livinghouse, T. Organometallics 1990, 9, 2426.
90. van der Zeijden, A. A. H.; Mattheis, C. J. Organomet. Chem. 1999, 584, 274.
91. Krut'ko, D. P.; Borzov, M. V.; Petrosyan, V. S.; Kuz'mina, L. G.; Churakov, A. V. Russ. Chem. Bull. (Engl. Transl.) 1996, 45, 1740; Izv. Akad. Nauk., Ser. Khim. 1996, 1828.
92. Krut'ko, D. P.; Borzov, M. V.; Petrosyan, V. S.; Kuz'mina, L. G.; Churakov, A. V. Russ. Chem. Bull. (Engl. Transl.) 1996, 45, 1740; Izv. Akad. Nauk., Ser. Khim. 1996, 1828.
93. van der Zeijden, A. A. H.; Mattheis, C.; Fröhlich, R. Chem. Ber. / Recl. 1997, 130, 1231.
94. van der Zeijden, A. A. H.; Mattheis, C.; Fröhlich, R.; Zippel, F. Inorg. Chem. 1997, 36, 4444.
95. Erker, G.; Sarter, C.; Albrecht, M.; Dehnicke, S.; Krüger, C.; Raabe, E.; Schlund, R.; Benn, R.; Rufinska, A.; Mynott, R. J. Organomet. Chem. 1990, 382, 89.
96. van der Zeijden, A. A. H.; Mattheis, C.; Fröhlich, R. Acta Crystallogr., Sect. C 1998, 54, 458.
97. van der Zeijden, A. A. H.; Mattheis, C. J. Organomet. Chem. 1998, 555, 5.
98. Griffiths, E. A. H.; Gould, I. R.; Ramdas, S. J. Chem. Soc., Chem. Commun. 1998, 2177.
99. 2, have been patented as precatalysts for olefin polymerization; see: Mcnally, J. P. (BP Chemicals, Ltd., U.K.), Eur. Pat. Appl. EP 608,054, 1994; Chem. Abstr. 1995, 122, 291747.
100. 2 linker leads to a 25-30° reduction in the ring centroid-metal-nitrogen angle relative to the typical ring centroid-metal-ring centroid angle in conventional bent metallocenes; see, for example, ref 96.
101. Alt, H. G.; Föttinger, K.; Milius, W. J. Organomet. Chem. 1998, 564, 115.
102. du Plooy, K. E.; Moll, U.; Wocadlo, S.; Massa, W.; Okuda, J. Organometallics 1995, 14, 3129.
103. Amor, F.; du Plooy, K. E.; Spaniol, T. P.; Okuda, J. J. Organomet. Chem. 1998, 558, 139.
104. Amor, F.; Spaniol, T. P.; Okuda, J. Organometallics 1997, 16, 4765.
105. Amor, F.; Butt, A.; du Plooy, K. E.; Spaniol, T. P.; Okuda, J. Organometallics 1998, 17, 5836.
106. Mu, Y.; Piers, W. E.; MacGillivray, L. R.; Zaworotko, M. J. Polyhedron 1995, 14, 1.
107. van Asselt, A.; Santarsiero, B. D.; Bercaw, J. E. J. Am. Chem, Soc. 1986, 108, 8291.
108. Christoffers, J.; Bergman, R. G. Angew. Chem. 1995, 107, 2423; Angew. Chem., Int. Ed. Engl. 1995, 34, 2266.
109. Christoffers, J.; Bergman, R. G. Angew. Chem. 1995, 107, 2423; Angew. Chem., Int. Ed. Engl. 1995, 34, 2266.
110. The aminolysis of the homoleptic group 4 metal dimethylamides with amines, alkohols, and acidic hydrocarbons such as cyclopentadiene was first described by Chandra, G.; Lappert, M. F. J. Chem. Soc. A 1968, 1940. This method was first applied to the synthesis of half-sandwich metallocene analogues by Hughes, A. K.; Meetsma, A.; Teuben, J. H. Organometallics 1993, 12, 1936.
111. The aminolysis of the homoleptic group 4 metal dimethylamides with amines, alkohols, and acidic hydrocarbons such as cyclopentadiene was first described by Chandra, G.; Lappert, M. F. J. Chem. Soc. A 1968, 1940. This method was first applied to the synthesis of half-sandwich metallocene analogues by Hughes, A. K.; Meetsma, A.; Teuben, J. H. Organometallics 1993, 12, 1936.
112. Herrmann, W. A.; Morawietz, M. J. A.; Priermeier, T. Angew. Chem. 1994, 106, 2025; Angew. Chem., Int. Ed. Engl. 1994, 33, 1946.
113. Herrmann, W. A.; Morawietz, M. J. A.; Priermeier, T. Angew. Chem. 1994, 106, 2025; Angew. Chem., Int. Ed. Engl. 1994, 33, 1946.
114. Baker, R. W.; Wallace, B. J. J. Chem. Soc., Chem. Commun. 1999, 1405.
115. Krut'ko, D. P.; Borzov, M. V.; Kuz'mina, L. G.; Churakov, A. V.; Lemenovskii, D. A.; Reutov, O. A. Inorg. Chim. Acta 1998, 280, 257.
116. Carney, M. J.; Walsh, P. J.; Hollander, F. J.; Bergman, R. G. J. Am. Chem. Soc. 1989, 111, 8751.
117. Carney, M. J.; Walsh, P. J.; Hollander, F. J.; Bergman, R. G. Organometallics 1992, 11, 761.
118. Ciruelos, S.; Cuenca, T.; Gómez, R.; Gómez-Sal, P.; Manzanero, A.; Royo, P. Organometallics 1996, 15, 5577. Probably owing to an error in the reproduction process, the atomic coordinates available as Supporting Information are faulty.
119. Kloppenburg, L.; Petersen, J. L. Organometallics 1996, 15, 7.
120. 2 has been reported (76%).
121. Tikkanen, W.; Ziller, J. W. Organometallics 1991, 10, 2266.
122. Tikkanen, W.; Kim, A. L.; Lam, K. B.; Ruekert, K. Organometallics 1995, 14, 1525.
123. Tikkanen, W.; Manning, J.; Watkins, P.; Gonzalez, M.; Borja, M. J. Organomet. Chem. 1996, 522, 123.
124. Gallagher, M.; Dougherty, P.; Tanner, P. S.; Barbini, D. C.; Schulte, J.; Jones, Jr., W. E. Inorg. Chem. 1999, 38, 2953.
125. Bitterwolf, T. E.; Lott, K. A.; Rest, A. J. J. Organomet. Chem. 1991, 408, 137.
126. Pang, Z.; Johnston, R. F.; VanDerveer, D. G. J. Organomet Chem. 1996, 526, 25.
127. Wang, T.; Hwu, C.; Tsai, C.; Wen, Y. Organometallics 1998, 17, 131.
128. Siemeling U. Chem. Ber. 1995, 128, 1135.
129. Paciello, R. A.; Manriquez, J. M.; Bercaw, J. E. Organometallics 1990, 9, 260. The compound was originally believed to be Cp*Fe-(acac); see: Bunel, E. E.; Valle, L.; Manriquez, J. M. Organometallics 1985, 4, 1680.
130. Paciello, R. A.; Manriquez, J. M.; Bercaw, J. E. Organometallics 1990, 9, 260. The compound was originally believed to be Cp*Fe-(acac); see: Bunel, E. E.; Valle, L.; Manriquez, J. M. Organometallics 1985, 4, 1680.
131. Morrow, J. R.; Astruc, D. Bull. Soc. Chim. Fr. 1992, 129, 319.
132. Kölle, U.; Fuss, B.; Khouzami, F.; Gersdorf, J. J. Organomet. Chem. 1985, 290, 77.
133. Okuda, J. J. Organomet. Chem. 1987, 333, C41.
134. Suzuki, H.; Kakigano, T.; Fukui, H.; Tanaka, M.; Moro-oka, Y. J. Organomet. Chem. 1994, 473, 295.
135. The identical names have caused some confusion, even with one of their bearers: In a publication by C. Qian et al. the seminal paper by Y. Qian (ref 44) is referenced with the words "we (sic!) have chosen an ether-substituted cyclopentadienyl ... ligand" (ref 151).
136. Qian, C.; Xie, Z.; Huang, Y. J. Organomet. Chem. 1987, 323, 285.
137. For relevant reviews, see: Schumann, H.; Meese-Marktscheffel, J. A.; Esser, L. Chem. Rev. 1995, 95, 865. Watson, P. L.; Parshall, G. W. Acc. Chem. Res. 1985, 18, 51.
138. For relevant reviews, see: Schumann, H.; Meese-Marktscheffel, J. A.; Esser, L. Chem. Rev. 1995, 95, 865. Watson, P. L.; Parshall, G. W. Acc. Chem. Res. 1985, 18, 51.
139. Deng, D.; Qian, C.; Song, F.; Wang, Z.; Wu, G.; Zheng, P. J. Organomet. Chem. 1993, 443, 79.
140. Deng, D.; Zheng, X.; Qian, C.; Sun, J.; Dormond, A.; Baudry, D.; Visseaux, M. J. Chem. Soc., Dalton Trans. 1994, 1665.
141. Qian, C.; Zhu, C.; Lin, Y.; Xing, Y. J. Organomet. Chem. 1996, 507, 41.
142. Deng, D.; Qian, C.; Song, F.; Wang, Z. Sci. China, Ser. B 1994, 37, 1167; Chem. Abstr. 1995, 123, 9580.
143. Deng, D.; Qian, C.; Song, F.; Wang, Z. Sci. China, Ser. B 1994, 37, 1167; Chem. Abstr. 1995, 123, 9580.
144. Trifonov, A. A.; Van de Weghe, P.; Collin, J.; Domingos, A.; Santos, I. J. Organomet. Chem. 1997, 527, 225.
145. Trifonov, A.; Ferri, F.; Collin, J. J. Organomet. Chem. 1999, 582, 211.
146. Qian, C.; Wang, B. Huaxue Xuebao 1996, 54, 1084; Chem. Abstr. 1997, 126, 74994.
147. Qian, C.; Wang, B. Huaxue Xuebao 1996, 54, 1084; Chem. Abstr. 1997, 126, 74994.
148. Liu, Q.; Huang, J.; Qian, Y.; Chan, A. S. C. Polyhedron 1999, 18, 2345.
149. Deng, D.; Li, B.; Qian, C. Polyhedron 1990, 9, 1453.
150. Qian, C.; Wang, B.; Deng, D.; Hu, J.; Chen, J.; Wu, G.; Zheng P. Inorg. Chem. 1994, 33, 3382.
151. Deng, D.; Qian, C.; Wu, G.; Zheng, P. J. Chem. Soc., Chem. Commun. 1990, 880.
152. Chen, C.; Deng, D.; Qian, C. Wuji Huaxue Xuebao 1992, 8, 462; Chem. Abstr. 1994, 120, 288121.
153. Chen, C.; Deng, D.; Qian, C. Wuji Huaxue Xuebao 1992, 8, 462; Chem. Abstr. 1994, 120, 288121.
154. Chen, J.; Wu, G.; Zheng, P.; Deng, D.; Hu, J.; Qian, C. Jiegou Huaxue 1993, 12, 254; Chem. Abstr. 1994, 120, 270660.
155. Chen, J.; Wu, G.; Zheng, P.; Deng, D.; Hu, J.; Qian, C. Jiegou Huaxue 1993, 12, 254; Chem. Abstr. 1994, 120, 270660.
156. Laske, D. A.; Duchateau, R.; Teuben, J. H.; Spek, A. L. J. Organomet. Chem. 1993, 462, 149.
157. Zhang, S.; Liu, J.; Zhuang, X.; Wei, G.; Chen, W. Gaodeng Xuexiao Huaxue Xuebao 1994, 15, 328; Chem. Abstr. 1994, 121, 109082.
158. Zhang, S.; Liu, J.; Zhuang, X.; Wei, G.; Chen, W. Gaodeng Xuexiao Huaxue Xuebao 1994, 15, 328; Chem. Abstr. 1994, 121, 109082.
159. Zhang, S.; Zhuang, X.; Wei, G.; Chen, W.; Liu, J. Polyhedron 1994, 13, 2867.
160. Zhuang, X.; Zhang, S.; Hu, N.; Chen, W. Chem. Res. Chin. University 1994, 10, 254; Chem. Abstr. 1995, 122, 314726.
161. Zhuang, X.; Zhang, S.; Hu, N.; Chen, W. Chem. Res. Chin. University 1994, 10, 254; Chem. Abstr. 1995, 122, 314726.
162. Chen, C.; Zhong, X.; Qian, C.; Xie, Z.; Huang, Y. Youji Huaxue 1988, 8, 235; Chem. Abstr. 1989, 110, 121986.
163. Chen, C.; Zhong, X.; Qian, C.; Xie, Z.; Huang, Y. Youji Huaxue 1988, 8, 235; Chem. Abstr. 1989, 110, 121986.
164. Fu, G.; Xu, Y.; Xie, Z.; Qian, C. Acta Chim. Sin. (Engl. Ed.) 1989, 431; Chem. Abstr. 1990, 112, 235480.
165. Fu, G.; Xu, Y.; Xie, Z.; Qian, C. Acta Chim. Sin. (Engl. Ed.) 1989, 431; Chem. Abstr. 1990, 112, 235480.
166. Qian, C.; Xie, Z.; Huang, Y. Chin. Sci. Bull. 1989, 34, 1106; Chem. Abstr. 1990, 112, 138434.
167. Qian, C.; Xie, Z.; Huang, Y. Chin. Sci. Bull. 1989, 34, 1106; Chem. Abstr. 1990, 112, 138434.
168. Qian, C.; Zou, G.; Gao, L. J. Organomet. Chem. 1996, 525, 23.
169. Qian, C.; Zhu, D. J. Chem. Soc., Dalton Trans. 1994, 1599.
170. 2PrCl; see ref 24.
171. Evans, W. J.; Grate, J. W.; Levan, K. R.; Bloom, I.; Peterson, T. T.; Doedens, R. J.; Zhang, H.; Atwood, J. L. Inorg. Chem. 1986, 25, 3614.
172. Qian, C.; Zou, G.; Sun, J. J. Organomet. Chem. 1998, 566, 21.
173. Qian, C.; Zou, G.; Sun, J. J. Chem. Soc., Dalton Trans 1998, 1607.
174. Qian, C.; Zou, G.; Sun, J. J. Chem. Soc., Dalton Trans. 1999, 519.
175. Qian, C.; Wang, B.; Zheng, X.; Deng, D., Sun, J. Chin. Chem. Lett. 1993, 4, 841; Chem. Abstr. 1994, 120, 298811.
176. Qian, C.; Wang, B.; Zheng, X.; Deng, D., Sun, J. Chin. Chem. Lett. 1993, 4, 841; Chem. Abstr. 1994, 120, 298811.
177. Qian, C.; Zheng, X.; Wang, B.; Deng, D.; Sun, J. J. Organomet. Chem. 1994, 466, 101.
178. Rogers, R. D.; Atwood, J. L.; Emad, A.; Sikora, D. J.; Rausch, M. D. J. Organomet. Chem. 1981, 216, 383.
179. Deng, D.; Qian, C.; Song, F.; Wang, Z.; Wu, G.; Zheng, P.; Jin, S.; Lin, Y. J. Organomet. Chem. 1993, 458, 83.
180. Deng, D.; Zheng, X.; Qian, C. Chin. Chem. Lett. 1994, 5, 345; Chem. Abstr. 1994, 121, 134346.
181. Deng, D.; Zheng, X.; Qian, C. Chin. Chem. Lett. 1994, 5, 345; Chem. Abstr. 1994, 121, 134346.
182. Tilley, T. D.; Andersen, R. A. J. Chem. Soc., Chem. Commun. 1981, 985.
183. Schumann, H.; Rosenthal, E. C. E.; Demtschuk, J.; Molander, G. A. Organometallics 1998, 17, 5324.
184. Visseaux, M.; Baudry, D.; Dormond, A.; Qian, C. C. R. Acad. Sci., Ser. IIb 1996, 415.
185. Visseaux, M.; Baudry, D.; Dormond, A.; Qian, C. J. Organomet. Chem. 1999, 574, 213.
186. Deng, D.; Zheng, P.; Qian, C. Huaxue Xuebao 1992, 50, 1024; Chem. Abstr. 1993, 118, 102150.
187. Deng, D.; Zheng, P.; Qian, C. Huaxue Xuebao 1992, 50, 1024; Chem. Abstr. 1993, 118, 102150.
188. Deng, D.; Zheng, X.; Qian, C.; Sun, J.; Zhang, L. J. Organomet. Chem. 1994, 466, 95.
189. This and the following values have been obtained from data collected at room temperature. At 100 K an average bond length of ca. 243 pm has been found (ref 127).
190. Deng, D.; Jiang, Y.; Qian, C.; Wu, G.; Zheng, P. J. Organomet. Chem. 1994, 470, 99.
191. Deng, D.; Song, F.; Wang, Z.; Qian, C. Polyhedron 1992, 11, 2883.
192. Wu, T.; Qian, C.; Nie, C. Wuji Huaxue Xuebao 1993, 9, 427; Chem. Abstr. 1994, 121, 179766.
193. Wu, T.; Qian, C.; Nie, C. Wuji Huaxue Xuebao 1993, 9, 427; Chem. Abstr. 1994, 121, 179766.
194. Schumann, H., Görlitz, F. H.; Hahn, F. E.; Pickardt, J.; Qian, C.; Xie, Z. Z. Anorg. Allg. Chem. 1992, 609, 131.
195. Schumann, H.; Loebel, J.; Pickardt, J.; Qian, C.; Xie, Z. Organometallics 1991, 10, 215.
196. The nuclearity of this species is unknown.
197. Deng, D.; Jiang, Y.; Qian, C. Chin. Sci. Bull. 1992, 37, 348; Chem. Abstr. 1992, 117, 90424.
198. Deng, D.; Jiang, Y.; Qian, C. Chin. Sci. Bull. 1992, 37, 348; Chem. Abstr. 1992, 117, 90424.
199. Xie, Z.; Qian, C.; Huang, Y. J. Organomet. Chem. 1991, 472, 61.
200. Liu, Q.; Ding, M.; Lin, Y.; Xing, Y. J. Organomet. Chem. 1997, 548, 139.
201. Liu, Q.; Ding, M.; Lin, Y.; Xing, Y. Polyhedron 1998, 17, 2327.
202. Qian, C.; Wang, B.; Deng, D.; Sun, J.; Hahn, F. E.; Chen, J.; Zheng, P. J. Chem. Soc., Dalton Trans. 1996, 955.
203. Qian, C.; Wang, B.; Deng, D.; Wu, G.; Zheng, P. J. Organomet. Chem. 1992, 427, C29.
204. Amberger, H.-D.; Schulz, H.; Reddmann, H.; Jank, S.; Edelstein, N.; Qian, C.; Wang, B. Spectrochim. Acta, Part A 1996, 52, 429.
205. Qian, C.; Wang, B.; Edelstein, N.; Reddmann, H.; Hagen, C.; Amberger, H.-D. J. Alloys Compd. 1994, 207/208, 87.
206. Herrmann, W. A.; Anwander, R.; Munck, F. C.; Scherer, W. Chem. Ber. 1993, 126, 331.
207. Qian, C.; Wang, C.; Deng, D. Youji Huaxue 1994, 14, 265; Chem. Abstr. 1994, 121, 255948.
208. Qian, C.; Wang, C.; Deng, D. Youji Huaxue 1994, 14, 265; Chem. Abstr. 1994, 121, 255948.
209. Qian, C.; Wang, B.; Deng, D.; Jin, X. Polyhedron 1993, 12, 2265.
210. Qian, C.; Xie, Z.; Huang, Y. J. Organomet. Chem. 1990, 398, 251.
211. Deng, D.; Zheng, X.; Qian, C. Youji Huaxue 1995, 15, 207; Chem. Abstr. 1995, 123, 199022.
212. Deng, D.; Zheng, X.; Qian, C. Youji Huaxue 1995, 15, 207; Chem. Abstr. 1995, 123, 199022.
213. Deng, D.; Zhang, X.; Qian, C.; Sun, J.; Zheng, P.; Chen, J. Chin. Chem. Lett. 1996, 7, 1143; Chem. Abstr. 1997, 126, 131565.
214. Deng, D.; Zhang, X.; Qian, C.; Sun, J.; Zheng, P.; Chen, J. Chin. Chem. Lett. 1996, 7, 1143; Chem. Abstr. 1997, 126, 131565.
215. Wenzel, T. T. (Union Carbide Chemicals & Plastics Technology Corporation), U.S. Patent US 5,744,415, 1998; Chem. Abstr. 1998, 128, 308904.
216. Kashiwamura, T. (Idemitsu Kosan Co., Japan), Jpn. Kokai Tokkyo Koho JP 08,239,413 [96,239,413], 1996; Chem. Abstr. 1996, 125, 329739.
217. Gruter, G. J. M.; Van Doremaele, G. H. J.; Van Beek, J. A. M.; Van Kessel, M. (DSM N.V., The Netherlands). PCT Int. Appl. WO 97 42,160, 1997; Chem. Abstr. 1998, 128, 13513.
218. Sancho Royo, J.; Munoz-Escalona Lafuente, A.; Pena Garcia, B.; Martin, M. C. (Repsol Quimica S.A., Spain). Eur. Pat. Appl. EP 839,833, 1998; Chem. Abstr. 1998, 128, 322090.
219. Devore, D. D.; Crawford, L. H.; Stevens, J. C.; Timmers, F. J.; Mussell, R. D.; Wilson, D. R.; Rosen, R. K. (Dow Chemical Co.). PCT Int. Appl. WO 95 00,526, 1995; Chem. Abstr. 1995, 123, 257778.
220. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
221. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
222. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
223. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
224. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
225. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
226. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
227. Ijichi, Y.; Hozumi, H. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 10,158,442 [98,158,442], 1998; Chem. Abstr. 1998, 129, 109724. Hozumi, H.; Ijichi, Y. (Sumitomo Chemical Co., Ltd., Japan). Eur. Pat. Appl. EP 842,955, 1998; Chem. Abstr. 1998, 129, 16531. Johoji, H.; Takei, T.; Nishiyama, T. (Sumitomo Chemical Co., Ltd., Japan). Ger. Offen. DE 19,805,948, 1997; Chem. Abstr. 1998, 129, 190363. Oi, N.; Namikawa, M.; Katayama, H.; Nagaoka, K. Imai, A. (Sumitomo Chemical Co., Ltd., Japan). Jpn. Kokai Tokkyo JP 09,183,809 [97,183,809], 1997; Chem. Abstr. 1997, 127, 149529. Sato, H.; Katayama, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,341, 1997; Chem. Abstr. 1998, 129, 109421. Sato, H.; Katayama, H.; Wakamatsu, K.; Shiraishi, H. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,342, 1997; Chem. Abstr. 1998, 129, 95852. Sato, H.; Katayama, H.; Wakamatsu, K. (Sumitomo Chemical Co., Ltd., Japan). PTC Int. Appl. WO 98 28,343, 1997; Chem. Abstr. 1998, 129, 95838. Katayama, H.; Imai, A.; Hanaoka, H.; Kawamura, N. Miyashita, A. (Sumitomo Chemical Co., Ltd., Japan). PCT Int. Appl. WO 97 08,179, 1997; Chem. Abstr. 1997, 126, 264471.
228. Marks, T. J.; Chen, Y.-X. (Northwestern University). PCT Int. Appl. WO 98 16,311, 1998; Chem. Abstr. 1998, 128, 295189.
229. Kawai, K.; Kitahara, T.; Fujita, T. (Mitsui Petrochemical Ind. Japan). Jpn. Kokai Tokkyo Koho JP 08,325,315 [96,325,315], 1996; Chem. Abstr. 1997, 126, 144669. Kawai, K.; Kitahara, T.; Fujita, T. (Mitsui Petrochemical Ind. Japan). Jpn. Kokai Tokkyo Koho JP 08,325,283 [96,325,283], 1996; Chem. Abstr. 1997, 126, 172048.
230. Kawai, K.; Kitahara, T.; Fujita, T. (Mitsui Petrochemical Ind. Japan). Jpn. Kokai Tokkyo Koho JP 08,325,315 [96,325,315], 1996; Chem. Abstr. 1997, 126, 144669. Kawai, K.; Kitahara, T.; Fujita, T. (Mitsui Petrochemical Ind. Japan). Jpn. Kokai Tokkyo Koho JP 08,325,283 [96,325,283], 1996; Chem. Abstr. 1997, 126, 172048.
231. Britovsek, G. J. P.; Gibson, V. C.; Wass, D. F. Angew. Chem. 1999, 111, 448; Angew. Chem., Int. Ed. Engl. 1999, 38, 428.
232. Britovsek, G. J. P.; Gibson, V. C.; Wass, D. F. Angew. Chem. 1999, 111, 448; Angew. Chem., Int. Ed. Engl. 1999, 38, 428.
233. Igai, S.; Imaoka, K.; Kai, Y. (Ube Industries, Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 09,77,818 [97,77,818], 1997; Chem. Abstr. 1997, 127, 18100. Igai,
234. Igai, S.; Imaoka, K.; Kai, Y. (Ube Industries, Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 09,77,818 [97,77,818], 1997; Chem. Abstr. 1997, 127, 18100. Igai, S.; Imaoka, K.; Kai, Y. (Ube Industries, Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 09,77,817 [97,77,817] 1997; Chem. Abstr. 1997, 127, 18099.
235. Riedel, M.; Erker, G.; Duda, L. (Hoechst A.-G., Germany). Ger. Offen. DE 19,624,581, 1998; Chem. Abstr. 1998, 128, 115083.
236. Moll, U.; Schauss, E.; Klimesch, R. (BASF A.-G., Germany). PCT Int. Appl. WO 97 14,724 1997; Chem. Abstr. 1997, 127, 18110.
237. Kanejima, S.; Hinoto, T.; Aoki, T. (Asahi Chemical Industries Co., Ltd., Japan). Jpn. Kokai Tokkyo Koho JP 09,286,813 [97,286,813], 1997; Chem. Abstr. 1998, 128, 35175.
238. There is an extensive chemistry of lanthanide metal-cyclopentadienyl complexes containing alkoxo ligands. Such species are, for example, very useful for olefin polymerization. For a recent review, see: Yasuda, H.; Ihara, E. Adv. Polym. Sci. 1997, 133, 53.