Fujiwara, Masahiro; Baba, Akio; Matsuda, Haruo, Journal of Heterocyclic Chemistry, 1988, vol. 25, p. 1351 - 1357
作者:Fujiwara, Masahiro、Baba, Akio、Matsuda, Haruo
DOI:——
日期:——
FUJIWARA, MASAHIRO;BABA, AKIO;MATSUDA, HARUO, J. HETEROCYCL. CHEM., 25,(1988) N, C. 1351-1357
作者:FUJIWARA, MASAHIRO、BABA, AKIO、MATSUDA, HARUO
DOI:——
日期:——
Mechanistic Studies of Tetraphenylstibonium Iodide-Catalyzed Cycloaddition of Oxiranes with Heterocumulenes
作者:Masahiro Fujiwara、Akio Baba、Haruo Matsuda
DOI:10.1246/bcsj.63.1069
日期:1990.4
In the selective α-cleavage cycloaddition of oxiranes with heterocumulenescatalyzed by tetraphenylstibonium iodide, the direction of oxirane fission at first stage is not significant, while the difference of reaction behaviors of two antimony alkoxide intermediates (Ph4SbOCH2CH(R1)I and Ph4SbOCH(R1)CH2I), insertion of heterocumulenes and cyclization to original oxiranes, is responsible for the unusual