[Studies on the constituents of trichosanthes root. III. Constituents of roots of Trichosanthes bracteata Voigt].
From the fresh roots of Trichosanthes bracteata Voigt., the following substances were identified: methyl palmitate, palmitic acid, suberic acid, alpha-spinasterol, stigmast-7-en-3 beta-ol, alpha-spinasterol 3-O-beta-D-glucopyranoside, stigmast-7-en-3 beta-ol 3-O-beta-D-glucopyranoside, glyceryl 1-palmitate, glyceryl 1-stearate, bryonolic acid, cucurbitacin B, isocucurbitacin B, 3-epi-isocucurbitacin B, 23,24-dihydrocucurbitacin B, 23,24-dihydroisocucurbitacin B, 23,24-dihydro-3-epi-isocucurbitacin B, cucurbitacin D, isocucurbitacin D and D-glucose. This root contains more than 6 times cucurbitacin of the root of T. kirilowii Maxim. var. japonicum Kitam.
Kitajima
J
J
Mukai
A
A
Masuda
Y
Y
Tanaka
Y
Y
D055598:Chemical Phenomena; D002621:Chemistry; D054728:Cucurbitacins; D009682:Magnetic Resonance Spectroscopy; D010946:Plants, Medicinal / Q000032:analysis*; D014315:Triterpenes / Q000032:analysis* / Q000302:isolation & purification
D014315:Triterpenes; D054728:Cucurbitacins