CYCLOPHOSPHAZENE METAL-OXIDES, A NEW CLASS OF COMPOUNDS, AND MODEL COMPOUNDS FOR THE POLYMERIZATION OF PHOSPHAZENES

被引:25
作者
HASSELBRING, R [1 ]
ROESKY, HW [1 ]
NOLTEMEYER, M [1 ]
机构
[1] UNIV GOTTINGEN,INST ANORGAN CHEM,TAMMANNSTR 4,W-3400 GOTTINGEN,GERMANY
来源
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH | 1992年 / 31卷 / 05期
关键词
D O I
10.1002/anie.199206011
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The acyclic, completely N-silylated phosphazene 1 reacts with Re2O7 to form the first cyclophosphazene metal oxide 2 on elimination of siloxane. With 2,6-diisopropylphenyl isocyanate, 2 is transformed into a mixture of novel cyclophosphazene metal imides. The formation of a twelve-membered N6P4Re2 heterocycle in the process is particularly interesting, especially with regard to mechanistic aspects of the polymerization of phosphazenes.
引用
收藏
页码:601 / 603
页数:3
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