[A new cucurbitane glycoside from Picrorhiza scrophulariiflora].
Zhongguo Zhong Yao Za Zhi
; 49(7): 1882-1887, 2024 Apr.
Article
em Zh
| MEDLINE
| ID: mdl-38812200
ABSTRACT
Chemical constituents from the ethanol extract of Picrorhiza scrophulariiflora were isolated and purified by column chromatography. Their structures were identified by HR-MS, 1D and 2D-NMR, and their cytotoxicity was assessed by CCK-8 assay. Four compounds were isolated and identified as follows 2ß-D-glucosyloxy-3ß,16α,20ß-trihydroxy-9-methyl-19-norlanosterol-5,25-diene-22-one(1), 2ß-D-glucosyloxy-3ß,16α,20ß-trihydroxy-9-methyl-19-norlanosta-5,24-diene-22-one(2), 25-acetoxy-2ß-glucosyloxy-3ß,16α,20ß-trihydroxy-9-methyl-19-norlanosta-5-ene-22-one(3) and 25-acetoxy-2ß-glucosyloxy-3ß,16α,20ß-trihydroxy-9-methyl-19-norlanosta-5,23-(E)-diene-22-one(4). Compound 1 represents a new cucurbitane glycoside. The half inhibitory concentrations of the 4 compounds exceeded 100 µmol·L~(-1) against four tumor cell lines, indicating no significant cytotoxicity.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Temas:
Geral
/
Prevencao_e_fatores_de_risco
/
Alcoolismo
Base de dados:
MEDLINE
Assunto principal:
Picrorhiza
/
Glicosídeos
Limite:
Humans
Idioma:
Zh
Revista:
Zhongguo Zhong Yao Za Zhi
Assunto da revista:
FARMACOLOGIA
/
TERAPIAS COMPLEMENTARES
Ano de publicação:
2024
Tipo de documento:
Article
País de afiliação:
China