NOVEL HETEROCYCLES - 1,3,4-OXADITHIOLANE, 1,3,4-OXADISELENOLANE, 1,3-OXATHIETANE AND 1,3-OXASELENETANE DERIVATIVES

被引:18
作者
ISHII, A [1 ]
DING, MX [1 ]
NAKAYAMA, J [1 ]
HOSHINO, M [1 ]
机构
[1] SAITAMA UNIV,FAC SCI,DEPT CHEM,URAWA,SAITAMA 338,JAPAN
关键词
D O I
10.1039/c39920000007
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The reaction of the monohydrazone 1 of 2,2,4,4-tetramethyl-1,5-diphenylpentane-1,5-dione with S2Cl2 affords a bicyclic 1,3,4-oxadithiolane derivative 2, which gives an equilibrium mixture of a 1,3-oxathietane 7 and its ring-opened isomer 6 on treatment with P(NMe2)3, whilst the 1,3,4-oxadiselenolane 3 prepared from 1 and Se2Cl2 affords a 1,3-oxaselenetane 8 and a cyclic ketone 9 on treatment with the same reagent.
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页码:7 / 8
页数:2
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