DIMERISATION OF POLYACETYLENIC ALDEHYDES WITH ELIMINATION OF CARBON MONOXIDE

被引:11
作者
BENTLEY, RK
GRAF, U
JONES, ERH
ROSS, RAM
THALLER, V
HODGE, RAV
机构
[1] Dyson Perrins Laboratory, Oxford
来源
JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC | 1969年 / 04期
关键词
D O I
10.1039/j39690000683
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Hexa-2,4-diynal, octa-2,4-diynal, and octa-2,4,6-triynal (R[C≡C] n·CHO) dimerise in concentrated solution with evolution of carbon monoxide, to give products of the type R[C≡C] n-1·CH=C(CHO)·[C≡C]nR; above 100° even phenylpropargyl aldehyde reacts analogously. Both geometrical isomers of the 'dimers' were detected and characterised.
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页码:683 / &
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