New caryophyllene derivatives from Betula litwinowii

B Demirci; K H Başer; F Demirci; M T Hamann

doi:10.1021/np990438g

New caryophyllene derivatives from Betula litwinowii

J Nat Prod. 2000 Jul;63(7):902-4. doi: 10.1021/np990438g.

Authors

B Demirci¹, K H Başer, F Demirci, M T Hamann

Affiliation

¹ Medicinal and Aromatic Plant and Drug Research Centre (TBAM), Anadolu University, 26470-Eskişehir, Turkey.

PMID: 10924162
DOI: 10.1021/np990438g

Abstract

Four new caryophyllene derivatives-14-hydroxy-4, 5-dihydro-beta-caryophyllene (1), 14-acetoxy-4, 5-dihydro-beta-caryophyllene (2), 4, 5-dihydro-beta-caryophyllene-14-al (3), and caryophylla-8(14)-en-5-one (4)-are reported from the essential oil of Betula litwinowii. Compounds 1-4 were characterized by MS and 1D and 2D NMR analyses and chemical transformations. The antibacterial and antifungal activity of 1 is also reported.

Publication types

Research Support, Non-U.S. Gov't

MeSH terms

Anti-Infective Agents / chemistry
Anti-Infective Agents / isolation & purification
Anti-Infective Agents / pharmacology
Magnoliopsida / chemistry*
Molecular Structure
Polycyclic Sesquiterpenes
Sesquiterpenes / chemistry
Sesquiterpenes / isolation & purification*
Sesquiterpenes / pharmacology
Spectrum Analysis

Substances

Anti-Infective Agents
Polycyclic Sesquiterpenes
Sesquiterpenes
caryophyllene