ScienceAsia 14 (1988): 225-231 |doi: 10.2306/scienceasia1513-1874.1988.14.225
SOME CONSTITUENTS OF THE STEMS OF PIPER INTERRUPTUM OPIZ
S. THEBPATIPHAT,a,c S. PENGPRECHAa AND B. TERNAIb
ABSTRACT: From the stems of Piper interruptum Opiz, crotepoxide (1) was isolated. together with eupomatene (2) and pipercallosine (3). The compounds were identified by physical methods and their 13C NMR spectra were analyzed by using selective irradiation techniques.
a) Department of Chemistry, Faculty of Science, Chulalongkorn University,
Bangkok 10500, Thailand
b) Department of Chemistry, La Trobe University, Bundoora, Victoria, Australia 3083.
c) Author to whom correspondence should be addressed.
Received 9 May 1988