Sumphan WONGSERIPIPATANA,a Norio AIMI,b Masashi NISHIMURA, Page 1 February 1990
Communications to the Editor Chem, Pharm. Bull. 38(2) 573~575 (1990) 573 STRUCTURE AND …

Six constituents have been isolated from the hooks and stems of Uncaria sinensis. Five new
16-carboxy derivatives of oxindole alkaloids isopteropodic acid, pteropodic acid, mitraphyllic …

Two new heteroyohimbine-type oxindole alkaloids, rauniticine-allo-oxindole B and
rauniticinic-allo acid B, have been successfully isolated from the stems extract of Malaysian …

Structures of Us-7 and Us-8: a new type of oxindole alkaloids isolated from Uncaria attenuata
Korth Page 1 J. Chem. Soc., Perkin Trans. 1, 1997 187 Structures of Us-7 and Us-8: a new type …

3-Oxo-7-hydroxy-3, 7-secorhynchophylline (1), an oxindole alkaloid found in Uncaria
attenuata, was prepared from isorhynchophylline (2), and two diastereomers ascribable to …

UNCARIA MACROPH YLLA* Page 1 Phytochemistry, 1973, Vol. 12, pp. 2795 to 2798.
Pergamon Press. OXINDOLE ALKALOIDS FROM Prmted in England. UNCARIA MACROPH …

Novel Macroline Oxindoles from a Malayan Alstonia - ScienceDirect Skip to main contentSkip
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(+)-3'-O-ACETYLISOPTELEFLORINE, A QUINOLINE ALKALOID FROM (5) [42. Page 1
Pergamon 0031-9422-(95)00742-3 Phytochemistry, Vol. 41, No. 4, pp. 1231 1233, 1996 …

A new indole alkaloid, named alschomine, was obtained from the leaves of Alstonia
scholaris planted in Taipei, along with its C-5 isomer, isoalschomine, and the known …

抄録 Two new corymine-related indole alkaloids, N a-demethylcorymine (2) and N a-
demethyldeformylcorymine (4), were isolated from the leaves of Hunteria zeylanica native to …