OXAZIRIDINE-MEDIATED RING EXPANSIONS OF SUBSTITUTED CYCLOBUTANONES - SYNTHESIS OF (-)-GAMMA-AMINO-BETA-HYDROXYBUTYRIC ACID (GABOB)

被引:28
作者
AUBE, J
WANG, YG
GHOSH, S
LANGHANS, KL
机构
[1] Department of Medicinal Chemistry, The University of Kansas, Lawrence
关键词
D O I
10.1080/00397919108020838
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The synthesis and photochemical rearrangement chemistry of oxaziridines derived from 3-benzyloxy- and 3-phenylcyclobutanone were examined. The oxaziridines were prepared by condensation of the ketones with alpha-methylbenzylamine followed by oxidation. Photolysis at 254 nm afforded good yields of readily separable lactams; 4-benzyloxy-pyrrolidin-2-one obtained in this way was converted to 4-amino-3-hydroxybutanoic acid (GABOB) by catalytic hydrogenolysis followed by acid hydrolysis.
引用
收藏
页码:693 / 701
页数:9
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