Polymeric organosilicon systems. 25. Preparation of branched polymers by regiospecific hydrosilylation of poly[(silylene)diethynylenes] and their properties

Organometallics

Volumn 15, Issue 1, 1996, Pages 75-83

  Kunai, Atsutaka ^a   Toyoda, Eiji ^a   Nagamoto, Ikuko ^a   Horio, Tomoyuki ^a   Ishikawa, Mitsuo ^a  

^a HIROSHIMA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0002085230     PISSN: 02767333     EISSN: None     Source Type: Journal    
DOI: 10.1021/om950322p     Document Type: Article

References (28)

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11. For example: (a) Ohshita, J.; Kanaya, D.; Ishikawa, M.; Koike, T.; Yamanaka, T. Macromolecules 1991, 24, 2106. (b) Hu, S.; Weber, W. P. Polym. Bull. 1989, 22, 133. (c) Iwahara, M.; Hayase, S. H.; West, R. Macromolecules 1990, 23, 1298. (d) Tanaka, K.; Nakajima, K.; Okada, M.; Yamabe, T.; Ishikawa, M. Organometallics 1991, 10, 2679. (e) Kotani, S.; Shiina, K.; Sonogashira, K. Appl. Organomet. Chem. 1991, 5, 417.
12. For example: (a) Ohshita, J.; Kanaya, D.; Ishikawa, M.; Koike, T.; Yamanaka, T. Macromolecules 1991, 24, 2106. (b) Hu, S.; Weber, W. P. Polym. Bull. 1989, 22, 133. (c) Iwahara, M.; Hayase, S. H.; West, R. Macromolecules 1990, 23, 1298. (d) Tanaka, K.; Nakajima, K.; Okada, M.; Yamabe, T.; Ishikawa, M. Organometallics 1991, 10, 2679. (e) Kotani, S.; Shiina, K.; Sonogashira, K. Appl. Organomet. Chem. 1991, 5, 417.
13. For example: (a) Ohshita, J.; Kanaya, D.; Ishikawa, M.; Koike, T.; Yamanaka, T. Macromolecules 1991, 24, 2106. (b) Hu, S.; Weber, W. P. Polym. Bull. 1989, 22, 133. (c) Iwahara, M.; Hayase, S. H.; West, R. Macromolecules 1990, 23, 1298. (d) Tanaka, K.; Nakajima, K.; Okada, M.; Yamabe, T.; Ishikawa, M. Organometallics 1991, 10, 2679. (e) Kotani, S.; Shiina, K.; Sonogashira, K. Appl. Organomet. Chem. 1991, 5, 417.
14. For example: (a) Ohshita, J.; Kanaya, D.; Ishikawa, M.; Koike, T.; Yamanaka, T. Macromolecules 1991, 24, 2106. (b) Hu, S.; Weber, W. P. Polym. Bull. 1989, 22, 133. (c) Iwahara, M.; Hayase, S. H.; West, R. Macromolecules 1990, 23, 1298. (d) Tanaka, K.; Nakajima, K.; Okada, M.; Yamabe, T.; Ishikawa, M. Organometallics 1991, 10, 2679. (e) Kotani, S.; Shiina, K.; Sonogashira, K. Appl. Organomet. Chem. 1991, 5, 417.
15. Ishikawa, M.; Hasegawa, Y.; Kunai, A. J. Organomet. Chem. 1990, 381, C57.
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19. 4 has been reported to produce a mixture of enyne and allene derivatives; see: Kusumoto, T.; Hiyama, T. Chem. Lett. 1985, 1405.
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21. The synthesis and some properties of soluble polysilane branched Polymers have been reported: (a) Bianconi, P. A.; Schilling, F. C.; Weidmann, T. W. Macromolecules 1989, 22, 1697. (b) Furukawa, K.; Fujino, M.; Matsumoto, N. Macromolecules 1990, 23, 3423.
22. The synthesis and some properties of soluble polysilane branched Polymers have been reported: (a) Bianconi, P. A.; Schilling, F. C.; Weidmann, T. W. Macromolecules 1989, 22, 1697. (b) Furukawa, K.; Fujino, M.; Matsumoto, N. Macromolecules 1990, 23, 3423.
23. Elemental analysis of this polymer showed somewhat lower values than the theoretical values (see Experimental Section), presumably due to the formation of ceramics such as silicon carbide. For example, see: Kunai, A.; Toyoda, E.; Horata, K.; Ishikawa, M. Organometallics 1995, 14, 714.
24. Scholl, R. L.; Maciel, G. E.; Musker, W. K. J. Am. Chem. Soc. 1972, 94, 6376.
25. Pang, Y.; Ijadi-Maghsoodi, S.; Barton, T. J. Macromolecules 1993, 26, 5671.
26. 6 (20) Besides these products, four compounds whose molecular weights were determined to be 426, 426, 468, and 468 by GC-mass spectrometric analysis were produced in 8%, 6%, 10%, and 7% yields.
27. Tilley, T. D. Acc. Chem. Res. 1993, 26, 22 and references therein.
28. Ballard, D. H.; Gilman, H. J. Organomet. Chem. 1968, 15, 321.