GaCl3-promoted ethenylation of silylated β-dicarbonyl compound with silylethyne.: Synthesis of ethenylmalonate

被引：41

作者：

Arisawa, M ^{[1
]}

Akamatsu, K ^{[1
]}

Yamaguchi, M ^{[1
]}

机构：

[1] Tohoku Univ, Grad Sch Pharmaceut Sci, Dept Organ Chem, Sendai, Miyagi 9808578, Japan

来源：

ORGANIC LETTERS | 2001年 / 3卷 / 05期

关键词：

D O I：

10.1021/ol015583b

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

[GRAPHICS] In the presence of GaCl3, silyl enol ethers derived from alpha -substituted beta -ketoesters or malonates are ethenylated at the alpha -carbon atom with trimethylsilylethyne in high yields. Ethenylmalonates can also be synthesized by this method.

引用

页码：789 / 790

页数：2

共 6 条

[1]

ADELMAN RL, Patent No. 2550439

[2] PHENYL VINYL SULFOXIDE, A VINYL CARBONIUM-ION SYNTHETIC EQUIVALENT [J].