Structures of Us-7 and Us-8: A new type of oxindole alkaloids isolated from Uncaria attenuata Korth

被引:13
作者
Aimi, N [1 ]
Shimizu, T [1 ]
Sada, H [1 ]
Takayama, H [1 ]
Sakai, S [1 ]
Wongseripipatana, S [1 ]
Ponglux, D [1 ]
机构
[1] CHULALONGKORN UNIV,FAC PHARMACEUT SCI,BANGKOK 10330,THAILAND
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1997年 / 03期
关键词
D O I
10.1039/a607017e
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Novel D-seco corynanthe-type oxindole alkaloids Us-7 1 and Us-8 2 have been isolated from Uncaria attenuata Korth, Their structures have been deduced by detailed analysis of their spectroscopical and chiroptical properties.
引用
收藏
页码:187 / 188
页数:2
相关论文
共 6 条
[1]  
FAN C K, 1980, Tetrahedron Letters, V21, P4265
[2]  
PHILLIPSON JD, 1975, PHYTOCHEMISTRY, V14, P1855
[3]   ALKALOIDS FROM UNCARIA SPECIES .6. ALKALOIDS OF UNCARIA-ATTENUATA FROM THAILAND [J].
PONGLUX, D ;
SUPAVITA, T ;
VERPOORTE, R ;
PHILLIPSON, JD .
PHYTOCHEMISTRY, 1980, 19 (09) :2013-2016
[4]   STRUCTURE AND SYNTHESIS OF 2 NEW TYPES OF OXINDOLE ALKALOIDS FOUND FROM UNCARIA-SALACCENSIS [J].
PONGLUX, D ;
WONGSERIPIPATANA, S ;
AIMI, N ;
NISHIMURA, M ;
ISHIKAWA, M ;
SADA, H ;
HAGINIWA, J ;
SAKAI, S .
CHEMICAL & PHARMACEUTICAL BULLETIN, 1990, 38 (02) :573-575
[5]   ALKALOIDS OF UNCARIA .7. ALKALOIDS OF UNCARIA-ATTENUATA (UNCARIA-SALACCENSIS) FROM NE THAILAND [J].
TANTIVATANA, P ;
PONGLUX, D ;
WONGSERIPIPATANA, S ;
PHILLIPSON, JD .
PLANTA MEDICA, 1980, 40 (03) :299-301
[6]   CONFIGURATIONAL ANALYSIS OF RHYNCHOPHYLLINE-TYPE OXINDOLE ALKALOIDS - ABSOLUTE CONFIGURATION OF CILIAPHYLLINE RHYNCHOCILINE SPECIONOXEINE ISOSPECIONOXEINE ROTUNDIFOLINE AND ISOROTUNDIFOLINE [J].
TRAGER, WF ;
LEE, CM ;
PHILLIPSON, JD ;
HADDOCK, RE ;
DWUMABAD.D ;
BECKETT, AH .
TETRAHEDRON, 1968, 24 (02) :523-+