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- Title
Study on Chemical Constituents of Uncaria rhynchophylla.
- Authors
DENG Mei-cai; JIAO Wei; DONG Wei-wei; YANG Chun-bin; LU Run-hua
- Abstract
Eighteen known compounds were isolated from the ethanolic extract of twig of Uncaria rhynchophylla (Miq.) Jacks. :ursolic acid(l) ,3β-hydroxyurs-12-en-27, 28-dioic acid(2) ,3β,6β, 19α-trihydroxyurs-12-en-28-oic acid(3) , noreugenin(4) ,glycerol monopalmtate(5),6β, 19α-dihydroxyurs-3-o-12-en-28-oie acid(6) ,sumreainolic(7),scopoletin (8), 3β,6β,19α, 24-tetrahydroxyurs- 12-en-28- oic acid (9), 3β, 19α, 23 -trihydroxy-6 -oxo-olean-12-en-28-oic acid (10) ,3β,19α,24- trihydroxyurs-12-en-28-oic acid(11) ,3β,6β,19α- trihydroxyurs-23-o-12-en-28-oic acid (12), uncargenin C(13) ,β-sitosterol (14) ,daucosterol (15) ,syringic acid (16) ,cleomiscosin D(17) ,cleomiscosin B(18). It is noticed that compounds 4,7,9-11,17 and 18 were isolated from this plant for the first time.
- Subjects
UNCARIA; CHEMICAL composition of plants; BOTANICAL chemistry; PLANT extracts; ALCOHOLS (Chemical class)
- Publication
Natural Product Research & Development, 2009, Vol 21, Issue 2, p242
- ISSN
1001-6880
- Publication type
Article