IMIDOYLKETENE OXOKETENIMINE REARRANGEMENT - FACILE 1,3-SHIFT OF AN ALKOXY GROUP

被引：52

作者：

FULLOON, B

ELNABI, HAA

KOLLENZ, G

WENTRUP, C

机构：

[1] UNIV QUEENSLAND,DEPT CHEM,BRISBANE,QLD 4072,AUSTRALIA

[2] GRAZ UNIV,INST ORGAN CHEM,A-8010 GRAZ,AUSTRIA

来源：

TETRAHEDRON LETTERS | 1995年 / 36卷 / 36期

关键词：

D O I：

10.1016/0040-4039(95)01283-N

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Thermal CO extrusion from 2,3-dihydropyrrole-2,3-dione 3 generates imidoylketene 4, which cyclizes to 2-methoxy-4-quinolone (6). Using flash vacuum pyrolysis and low temperature IR spectroscopy, it is shown that 4 interconverts with ketenimine 5 prior to cyclization to 6.

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页码：6547 / 6550

页数：4

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