PLANTS FROM NEW-CALEDONIA .134. ALKALOIDS FROM ALSTONIA-UNDULATA

被引:19
作者
PINCHON, TM [1 ]
NUZILLARD, JM [1 ]
RICHARD, B [1 ]
MASSIOT, G [1 ]
LEMENOLIVIER, L [1 ]
SEVENET, T [1 ]
机构
[1] INST CHIM SUBST NAT,CNRS,F-91198 GIF SUR YVETTE,FRANCE
关键词
Alstonia undulata; Apocynaceae; indole alkaloids; leaves; pericyclivine;
D O I
10.1016/0031-9422(90)80211-X
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
Six new alkaloids have been isolated and identified in the leaves ofAlstonia undulata from New Caledonia. They are 10-hydroxypericyclivine,N(1)-methyl-10-hydroxypericyclivine, 10-methoxypericyclivine,N(1)-methyl-10-methoxypericyclivine,N(1)-methyl 16-epipericyclivine and voachalotinal. The last two alkaloids are identical to hemisynthetic products derived from quebrachidine. Stereochemistry at C-16 ofN(1)-methyl 16-epipericyclivine has been proved by a chemical correlation. © 1990 Pergamon Press plc.
引用
收藏
页码:3341 / 3344
页数:4
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