(3,3-DIPHENYLALLENYLIDENE)TRIMETHYLPHOSPHANE-TITANOCENE - THE 1ST TITANOCENE CARBENE COMPLEX WITH 3 CUMULATIVE DOUBLE-BONDS

被引:35
作者
BINGER, P
MULLER, P
WENZ, R
MYNOTT, R
机构
[1] Max-Planck-Institut für Kohlenforschung, Mülheim, D-4330
来源
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH | 1990年 / 29卷 / 09期
关键词
D O I
10.1002/anie.199010371
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
1,2‐Dilithiocyclopropene → 1,1‐dilithioallene rearrangement results in the formation of compound 2 from 3,3‐diphenylcyclopropene (1) and two equivalents of n‐butyllithium. Compound 2 reacts further with titanocene dichloride and trimethylphosphane to give the allenylidenetitanocene complex 3. The yields of this one‐pot synthesis are 71 %. (Figure Presented.) Copyright © 1990 by VCH Verlagsgesellschaft mbH, Germany
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页码:1037 / 1038
页数:2
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