Non-quassinoid constituents from the twigs and thorns of Castela polyandra.
The structures of two new constituents, a beta-glycoside (1) and a steroid (2), isolated from the twigs and thorns of Castela polyandra, were established by a combination of spectroscopic and single-crystal X-ray analysis.
Department of Chemistry and Biochemistry, Montana State University, Bozeman 59717, USA.
P A
PA
Grieco
J
J
Haddad
M M
MM
Piñeiro-Núñez
J C
JC
Huffman
D018360:Crystallography, X-Ray; D006027:Glycosides / Q000737:chemistry / Q000302:isolation & purification*; D015394:Molecular Structure; D010946:Plants, Medicinal / Q000737:chemistry*; D013057:Spectrum Analysis; D013256:Steroids / Q000737:chemistry / Q000302:isolation & purification*
D006027:Glycosides; D013256:Steroids