SYNTHESIS OF THE ENANTIOMERS OF 6-EPICASTANOSPERMINE AND 1,6-DIEPICASTANOSPERMINE FROM D-GULONOLACTONE AND L-GULONOLACTONE

被引:31
作者
FLEET, GWJ
RAMSDEN, NG
NASH, RJ
FELLOWS, LE
JACOB, GS
MOLYNEUX, RJ
DIBELLO, IC
WINCHESTER, B
机构
[1] UNIV OXFORD,DYSON PERRINS LAB,OXFORD CTR MOLEC SCI,OXFORD OX1 3QY,ENGLAND
[2] ROYAL BOT GARDENS,JODRELL LAB,RICHMOND TW9 3DS,SURREY,ENGLAND
[3] MONSANTO CO,MONSANTO CORP RES,ST LOUIS,MO 63167
[4] USDA ARS,WESTERN REG RES CTR,BERKELEY,CA 94710
[5] UNIV LONDON,INST CHILD HLTH,DEPT CLIN BIOCHEM,LONDON WC1N 1EH,ENGLAND
关键词
D O I
10.1016/0008-6215(90)80146-T
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The synthesis of the enantiomers of 6-epicastanospermine and of 1,6-diepicastanospermine from the enantiomeric gulonolactones is reported and the structure of the former is established as (1S,6R,7R,8R,8aR)-1,6,7,8-tetrahydroxyoctahydroindolizine. The inhibitory activities of the diastereomers against the amyloglucosidase-catalysed hydrolysis of p-nitrophenyl α-d-glucopyranoside were investigated, and the effects of 6-epicastanospermine and of 1,6-diepicastanospermine on 14 human liver glycosidases are reported. © 1990.
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页码:269 / 282
页数:14
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