Chemistry Letters p. 157 - 160 (1987)
Update date:2022-08-04
Topics:
Yogi, Seiichi
Hokama, Kozo
Tsuge, Otohiko
A novel ring contraction of 1,2-diazocine system to pyrazoles via <5.5>bicyclic intermediates has been demonstrated by hydrolysis of 7-substituted 4-acetoxy- and 4-phthalimido-3,8-diphenyl-1,2-diazocines.
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Doi:10.1021/ja00212a037
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(2009)Doi:10.1007/BF00771729
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