Chemistry Letters p. 1371 - 1374 (1982)
Update date:2022-07-29
Topics:
Ojima, Juro
Kuroda, Shigeyasu
Kirita, Mitsuru
Synthesis of 10-methyl-16,16-diphenyl-4,5-benzo-6,8-bisdehydro- 4, 12-methyl-16,16-diphenyl-6,7-benzo-8,10-bisdehydro- 5, and 16,16-diphenyl-4,5:10,11-dibenzo-6,8-bisdehydropentadecafulvene 6, has been described.Comparison of 1H-NMR spectra of these benzannelated fulvenes 4-6 with that of nonbenzannelated fulvene 3 reveals that 5,10-dimethyl-16,16-diphenyl-6,8-bisdehydropentadecafulvene 3 is atropic.
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Doi:10.1016/j.bmcl.2010.12.063
(2011)Doi:10.1016/S0040-4039(00)94120-0
(1983)Doi:10.1055/s-1983-30613
(1983)Doi:10.1016/S0040-4039(00)88402-6
(1983)Doi:10.1016/S0040-4039(00)85565-3
(1982)Doi:10.1021/ja00320a051
(1984)
