Short synthesis of tert-butyl-hydroxylated 3,5-di-tert-butyl-4-hydroxybenzaldehyde:: Synthesis of tert-butyl-hydroxylated S-2474

被引:17
作者
Inagaki, M [1 ]
Matsumoto, S [1 ]
Tsuri, T [1 ]
机构
[1] Shionogi & Co Ltd, Discovery Res Labs, Fukushima Ku, Osaka 5530002, Japan
关键词
D O I
10.1021/jo020587v
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
We have developed a very short synthesis of tertbutyl-hydroxylated di-tert-butyl-4-hydroxybenzaldehyde in which the HBr-DMSO system is used as an effective oxidant (overall yield of 45% for the entire four-step process from 2-tert-butyl-p-cresol). We also accomplished the synthesis of a major metabolite of the antiarthritic drug candidate S-2474.
引用
收藏
页码:1128 / 1131
页数:4
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