Metallabenzenes

Chemical Reviews

Volumn 101, Issue 5, 2001, Pages 1205-1227

  Bleeke, John R ^a  

^a WASHINGTON UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

METALLABENZENES;

CHEMICAL BONDS; NUCLEAR MAGNETIC RESONANCE; SYNTHESIS (CHEMICAL); TRANSITION METALS; X RAY ANALYSIS;

AROMATIC COMPOUNDS;

EID: 0035353518     PISSN: 00092665     EISSN: None     Source Type: Journal    
DOI: 10.1021/cr990337n     Document Type: Review

References (72)

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34. These same products are obtained under classical Friedel-Crafts conditions.
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50. These kinds of intermediates had originally been suggested by Hughes and also by Bleeke in a related iridium system. See: (a) Egan, J.W., Jr.; Hughes, R.P.; Rheingold, A.L. Organometallics 1987, 6, 1578-1581. (b) Bleeke, J.R.; Peng, W.-J. Organometallics 1987, 6, 1576-1578.
51. These kinds of intermediates had originally been suggested by Hughes and also by Bleeke in a related iridium system. See: (a) Egan, J.W., Jr.; Hughes, R.P.; Rheingold, A.L. Organometallics 1987, 6, 1578-1581. (b) Bleeke, J.R.; Peng, W.-J. Organometallics 1987, 6, 1576-1578.
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60. Thermal conversion of pentadienyl ligands to cyclopentadienyl ligands with hydrogen elimination is also known. (a) Mann, B.E.; Manning, P.; Spencer, C.M. J. Organomet. Chem. 1986, 312, C64-C66. (b) Kirss, R.U. Organometallics 1992, 11, 497-499. (c) Kirss, R.U.; Quazi, A.; Lake, C.H.; Churchill, M.R. Organometallics 1993, 12, 4145-4150.
61. Thermal conversion of pentadienyl ligands to cyclopentadienyl ligands with hydrogen elimination is also known. (a) Mann, B.E.; Manning, P.; Spencer, C.M. J. Organomet. Chem. 1986, 312, C64-C66. (b) Kirss, R.U. Organometallics 1992, 11, 497-499. (c) Kirss, R.U.; Quazi, A.; Lake, C.H.; Churchill, M.R. Organometallics 1993, 12, 4145-4150.
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69. Related reactions involving 1,3-ditungstenacyclobutadienes and alkynes have been studied. However, in these cases, a much more severe distortion is observed, leading to a structure best described as containing a dimetalated allyl ligand: Chisholm, M.H.; Huffman, J.C.; Heppert, J.A. J. Am. Chem. Soc. 1985, 107, 5116-5136. See also: Chisholm, M.H.; Jansen, R.-M.; Huffman, J.C. Organometallics 1992, 11, 2305-2307.
70. Related reactions involving 1,3-ditungstenacyclobutadienes and alkynes have been studied. However, in these cases, a much more severe distortion is observed, leading to a structure best described as containing a dimetalated allyl ligand: Chisholm, M.H.; Huffman, J.C.; Heppert, J.A. J. Am. Chem. Soc. 1985, 107, 5116-5136. See also: Chisholm, M.H.; Jansen, R.-M.; Huffman, J.C. Organometallics 1992, 11, 2305-2307.
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