STUDIES ON SYNTHESES OF HETEROCYCLIC COMPOUNDS .279. SYNTHESIS OF O-ISOBUTYLCULARIDINE

被引:4
作者
KAMETANI, T
IIDA, H
KIBAYASHI, C
机构
[1] Pharmaceutical Institute, School of Medicine, Tohoku University, Tokyo College of Pharmacy, Sendai
关键词
D O I
10.1002/jhet.5570060111
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Although various methods of oxepine formation from phenoxybenzene dicarboxylic acids was attempted, only 11‐hydroxy‐4‐isobutoxy‐7,8‐dimethoxydibenz[b,f]oxepin‐l‐ylaeetic acid lactone (XXX) was synthesized successfully. Compound XXX gave O‐isobutylcularidine (XXXVlIb) in a few steps. Our synthetic O‐isobutylcularidine was identical with that prepared from natural cularidine proving the structure for cularidine proposed by Manske. However, dealkylation of synthetic O‐isobutylcularidine was unsuccessful. Copyright © 1969 Journal of Heterocyclic Chemistry
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页码:61 / +
页数:1
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