Two new diterpenoids,3,4,18β-cyclopropa-ent-abieta-8(14),13(15)-dien-16,12-olide(1) and 3-oxojolkinolide B(2),were isolated from the roots of Suregada glomerulata(Blume) Baill.Their structures were determin...Two new diterpenoids,3,4,18β-cyclopropa-ent-abieta-8(14),13(15)-dien-16,12-olide(1) and 3-oxojolkinolide B(2),were isolated from the roots of Suregada glomerulata(Blume) Baill.Their structures were determined by spectroscopic evidences. Compound 2 showed moderate cytotoxicity.展开更多
Three new abietane diterpene lactones, 3-hydroxyjolkinolide A (1), ent-8,14-dihydroxy-13(15)-ene-16(12)- abietanolide (2) and ent-8,14-dihydroxy-13(15)-ene-16(12)-abietanolide (3) as well as a known abietane diter-pen...Three new abietane diterpene lactones, 3-hydroxyjolkinolide A (1), ent-8,14-dihydroxy-13(15)-ene-16(12)- abietanolide (2) and ent-8,14-dihydroxy-13(15)-ene-16(12)-abietanolide (3) as well as a known abietane diter-pene jolkinolide A (4) were isolated from the roots of Euphorbia wallichii. Their structures were elucidated on the basis of spectroscopic analysis.展开更多
基金the National Science and Technology Project of China(No.2009ZX09301-003-12-1) for financial support of this work
文摘Two new diterpenoids,3,4,18β-cyclopropa-ent-abieta-8(14),13(15)-dien-16,12-olide(1) and 3-oxojolkinolide B(2),were isolated from the roots of Suregada glomerulata(Blume) Baill.Their structures were determined by spectroscopic evidences. Compound 2 showed moderate cytotoxicity.
基金Project supported by the Foundation of the State Key Laboratory of Phytochemistry and Plant Resources in west China Kunming Institute of Botany Chinese Academy of Sciences and Knowledge Innovation Project from the Northwest Institute of Plateau Biology
文摘Three new abietane diterpene lactones, 3-hydroxyjolkinolide A (1), ent-8,14-dihydroxy-13(15)-ene-16(12)- abietanolide (2) and ent-8,14-dihydroxy-13(15)-ene-16(12)-abietanolide (3) as well as a known abietane diter-pene jolkinolide A (4) were isolated from the roots of Euphorbia wallichii. Their structures were elucidated on the basis of spectroscopic analysis.