THE PALLADIUM-CATALYZED REACTIONS OF 2-ALKYNYL CARBONATES WITH TERMINAL ACETYLENES - A NEW SYNTHETIC METHOD FOR 1,2-DIEN-4-YNES

被引:26
作者
MANDAI, T [1 ]
MURAYAMA, H [1 ]
NAKATA, T [1 ]
YAMAOKI, H [1 ]
OGAWA, M [1 ]
KAWADA, M [1 ]
TSUJI, J [1 ]
机构
[1] OKAYAMA UNIV SCI,DEPT APPL CHEM,RIDAI CHO,OKAYAMA 700,JAPAN
关键词
D O I
10.1016/0022-328X(91)80180-R
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reaction of substituted 2-alkynyl carbonates with terminal acetylenes in the presence of palladium-phosphine complex and copper iodide as catalysts proceeds in THF to give 1,2-dien-4-ynes (allenyl acetylenes) in good yields. The reaction proceeds by the formation of allenylpalladium complex as an intermediate.
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页码:305 / 311
页数:7
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