Isolation of a new tetranortriterpenoid from the uncrushed green leaves of Azadirachta indica

被引:19
作者
Govindachari, TR
Malathi, R
Gopalakrishnan, G
Suresh, G
Rajan, SS
机构
[1] SPIC Sci Fdn, Ctr Agrochem Res, Madras 600032, Tamil Nadu, India
[2] Univ Madras, Dept Crystallog & Biophys, Madras 600025, Tamil Nadu, India
关键词
Azadirachta indica; nimonol; 14; 15-beta-epoxynimonol;
D O I
10.1016/S0031-9422(99)00367-2
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
14,15-Epoxynimonol, a new tetranortriterpenoid, was obtained from the fresh green whole leaves of Azadirachta indica and its structure has been assigned on the basis of spectral data. The 14,15-epoxide was assigned P-configuration by comparison with cedrelone. (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1117 / 1119
页数:3
相关论文
共 10 条
[1]   4-ALPHA,6-ALPHA-DIHYDROXY-A-HOMOAZADIRONE, A NEW TETRANORTRITERPENOID FROM AZADIRACHTA-INDICA A JUSS (MELIACEAE) [J].
BRUHN, A ;
BOKEL, M ;
KRAUS, W .
TETRAHEDRON LETTERS, 1984, 25 (34) :3691-3692
[2]  
EKONG DEU, 1967, J CHEM SOC CHEM COMM, P808
[3]  
Eppler A., 1995, P93
[4]   STRUCTURE OF CEDRELONE - X-RAY ANALYSIS OF CEDRELONE IODOACETATE [J].
GRANT, IJ ;
HAMILTON, JA ;
ROBERTSON, JM ;
SIM, GA ;
HAMOR, TA .
JOURNAL OF THE CHEMICAL SOCIETY, 1963, (APR) :2506-+
[5]  
Ketkar A. Y., 1995, P518
[6]  
KRAUS W, 1995, NEEM TREE SOURCE UNI, P37
[7]  
Locke J. C., 1995, P118
[8]   NEW HEXACYCLIC TETRANORTRITERPENOID [J].
PACHAPURKAR, RV ;
KORNULE, PM ;
NARAYANAN, CR .
CHEMISTRY LETTERS, 1974, (04) :357-358
[9]  
Schmutterer H., 1995, P127
[10]   Structure of nimonol from fresh whole green leaves of Azadirachta indica [J].
Suresh, G ;
Narasimhan, NS ;
Palani, N .
PHYTOCHEMISTRY, 1997, 45 (04) :807-810