Journal ArticleDOI
New lignans from the heartwood of cleistanthus collinus
Ammanamanchi S. R. Anjaneyulu,P. Atchuta Ramaiah,L. Ramachandra Row,Revuru Venkateswarlu,Andrew Pelter,Robert S. Ward +5 more
TLDR
In this article, the authors reported the isolation and characterisation of five new compounds and nine known compounds from the heartwood of Cleistanthus collinus, including wodeshiol, 3,4-dihydrotaiwanin, and three new glycosides.About:
This article is published in Tetrahedron.The article was published on 1981-01-01. It has received 67 citations till now. The article focuses on the topics: Cleistanthus collinus.read more
Citations
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13C NMR Spectroscopy of lignan and neolignan derivatives
TL;DR: In this article, 13C NMR shielding data for about 300 compounds are tabulated, and critical spectral features are discussed as a guide to the use of the technique in structure elucidation and stereochemical allocations of lignan, neolignan and their derivatives.
Book ChapterDOI
Biaryls in nature: a multi-facetted class of stereochemically, biosynthetically, and pharmacologically intriguing secondary metabolites.
Journal ArticleDOI
Cleistanone: A Triterpenoid from Cleistanthus indochinensis with a New Carbon Skeleton
Van Trinh Thi Thanh,Van Cuong Pham,Hung Huy Nguyen,Huong Doan Thi Mai,Hang Nguyen Thi Minh,Van Hung Nguyen,Marc Litaudon,Françoise Guéritte,Van Minh Chau +8 more
TL;DR: Cleistanone (1) was isolated from the leaves of Cleistanthus indochinensis and features a new type of triterpenoid carbon skeleton as discussed by the authors, which was confirmed by X-ray diffraction analysis.
Journal ArticleDOI
Arylnaphthalide lignans from Cleistanthus collinus.
TL;DR: The new lignan, 1 and its acetyl derivative, 7 were found to exhibit cytotoxicity against MT(2) cell lines.
Journal ArticleDOI
A new benzannulation reaction and its application in the multiple parallel synthesis of arylnaphthalene lignans
TL;DR: In this paper, a new aromatic annulation reaction based on sequential Horner-Emmons and Claisen condensation reactions is described, which provides a rapid entry to arylnaphthalenes.
References
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Journal ArticleDOI
The Biological Effects and the Chemical Composition of Podophyllin. A Review
Journal ArticleDOI
Letter: Isolation and synthesis of pinoresinol diglucoside, a major antihypertensive principle of Tu-Chung(Eucommia ulmoides, Oliver).
Journal ArticleDOI
Chemical constituents of Cleistanthus collinus (Roxb.)
TL;DR: In this paper, Ellagic acid, diphyllin and two new lignan lactones, cleistanthin and collinusin, have been isolated from Cleistanthus collinus (Roxb).
Journal ArticleDOI
Novel hydroxy lignans from the heartwood of gmelina arborea
Ammanamanchi S. R. Anjaneyulu,A.Madhusudhana Rao,V.Kameswara Rao,L. Ramachandra Row,Andrew Pelter,Robert S. Ward +5 more
Journal ArticleDOI
The structures of lignans from gmelina arborea linn
Ammanamanchi S. R. Anjaneyulu,K.Jaganmohan Rao,V.Kameswara Rao,L. Ramachandra Row,C. Subrahmanyam,Andrew Pelter,Robert S. Ward +6 more
TL;DR: In this article, five new lignans isolated from Gmelina arborea linn have been characterised, and gmelanone is the first reported example of a lignan derived from 3,6-dioxabicyclo-[3,2,1]-octane.