Two new cucurbitacin glucosides, opercurins A and B, from the Brazilian folk medicine "Buchinha" (Luffa operculata).
The structures of two new cucurbitacin glucosides designated opercurins A (1) and B (2), isolated from the fruit of Luffa operculata, have been confirmed by extensive spectroscopic investigation.
National Institute of Health Sciences (NIHS); 1-18-1 Kamiyoga, Setagaya-ku, Tokyo 158-8501, Japan. kawahara@nihs.go.jp
Nobuo
N
Kawahara
Atsuyo
A
Kurata
Takashi
T
Hakamatsuka
Setsuko
S
Sekita
Motoyoshi
M
Satake
D001938:Brazil; D054728:Cucurbitacins; D005960:Glucosides / Q000737:chemistry / Q000302:isolation & purification / Q000494:pharmacology; D029776:Luffa / Q000737:chemistry*; D009682:Magnetic Resonance Spectroscopy; D008519:Medicine, Traditional; D015394:Molecular Structure; D014315:Triterpenes / Q000737:chemistry / Q000302:isolation & purification* / Q000494:pharmacology
D005960:Glucosides; D014315:Triterpenes; C496660:opercurin A; C496661:opercurin B; D054728:Cucurbitacins