Structures of Mahuannin A and B, Hypotensive Pronciples of Ephedra Roots
- 1 January 1982
- journal article
- research article
- Published by CLOCKSS Archive in HETEROCYCLES
- Vol. 19 (8) , 1381-1384
- https://doi.org/10.3987/r-1982-08-1381
Abstract
Two novel bisflavanols, mahuannin A and B, exhibiting hypotensive activity, were isolated from the crude drug mao-kon, the roots of Ephedra plants. The stereostructures of mahuannin A and B, advanced on the basis of chemical and physical evidence, were elucidated.Keywords
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