FACILE SYNTHESIS OF 1,4-BENZODIAZEPIN-5-ONE DERIVATIVES VIA INTRAMOLECULAR AZA-WITTIG REACTION - APPLICATION TO AN EFFICIENT SYNTHESIS OF O-BENZYL DC-81

被引:63
作者
EGUCHI, S [1 ]
YAMASHITA, K [1 ]
MATSUSHITA, Y [1 ]
KAKEHI, A [1 ]
机构
[1] SHINSHU UNIV,FAC ENGN,DEPT CHEM & MAT ENGN,WAKASATO,NAGANO 380,JAPAN
关键词
D O I
10.1021/jo00118a016
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The tandem Staudinger/aza-Wittig reaction of N-(o-azidobenzoyl)-alpha-amino acid esters gave the corresponding 1,4-benzodiazepin-5-one derivatives in moderate to good yields. This method was applied successfully to a new efficient synthesis of BzlDC-81.
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页码:4006 / 4012
页数:7
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