Oligomerization of organochlorosilanes in the acetylacetone-carbamide system

被引:3
|
作者
Trankina, E. S. [1 ]
Zavin, B. G. [1 ]
Muzafarov, A. M. [1 ]
机构
[1] Russian Acad Sci, AN Nesmeyanov Organoelement Cpds Inst, Moscow 119991, Russia
关键词
organochlorosilanes; hydrolytic polycondensation; oligomerization in active media; oligo- and polydiorganosiloxanes; diorganocyclosiloxanes; cascade reactions; 1,3-diketones; acetylacetone; urea; condensation; pyrimidines; POLIDIETILSILOKSANOVYE ZHIDKOSTI; ACTIVE MEDIUM; GENERATION; DIMETHYLSILANONE; SILANONES; ROUTE;
D O I
10.1007/s11172-013-0210-2
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Condensation of acetylacetone with carbamide in nonpolar media (benzene, toluene) is initiated by organochlorosilanes. The reaction rapidly occurs under mild conditions to give oligosiloxanes and 4,6-dimethylpyrimidin-2(1H)-one hydrochloride. The conversion of chlorosilanes and the yields of oligosiloxanes are nearly similar to 100%.
引用
收藏
页码:1459 / 1461
页数:3
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