PHENOLIC DITERPENES FROM TRIPTERYGIUM-WILFORDII VAR REGELII

Authors
TAKAISHI Y WARIISHI N TATEISHI H KAWAZOE K MIYAGI K LI KH DUAN HQ
Citation
Y. Takaishi et al., PHENOLIC DITERPENES FROM TRIPTERYGIUM-WILFORDII VAR REGELII, Phytochemistry, 45(5), 1997, pp. 979-984
Citations number
20
Categorie Soggetti
Plant Sciences
Journal title
Phytochemistry → ACNP
ISSN journal
00319422
Volume
45
Issue
5
Year of publication
1997
Pages
979 - 984
Database
ISI
SICI code
0031-9422(1997)45:5<979:PDFTVR>2.0.ZU;2-U
Abstract
Seven new phenolic abietane type diterpenoids: 14,19-dihydroxy-3-oxo-a bieta-8, 11,13-triene; 3, 14-dihydroxy-abieta-8,11,13-triene; 14,19-di hydroxy-3,7-dioxo-abieta-8, ii, 13-triene; 18(4 --> 3)-abeo-abieta-3,8 ,11,13-tetraene-18-oic acid; 18(4 --> 3)-abeo-14, 15-dihydroxy-abieta- 3, 8, 11, 13-tetraene-18,19-olide; 18(4 --> 6-dihydroxy-abieta-3,8,11, 13-tetraene-18,19-olide; 18(4 --> 3)-abeo-abieta-14, 17-dihydroxyabiet a-3,8,11,13-tetraene-18,19-olide named triptobenzene A, B, C, D, E, F and G have been isolated from Tripterygium wilfordii var. regelii. The ir structures have been established on the basis of spectroscopic evid ence. (C) 1997 Elsevier Science Ltd. All rights reserved.