Dichagelinoids A—C(1—3),three unusual dichapetalin-type triterpenoids,together with two biogenetically related derivatives dichagelinoids D and E(4 and 5)were isolated and characterized by solid data from Dichapetal...Dichagelinoids A—C(1—3),three unusual dichapetalin-type triterpenoids,together with two biogenetically related derivatives dichagelinoids D and E(4 and 5)were isolated and characterized by solid data from Dichapetalum gelonioides.Compounds 1—3 possess a common rearranged C ring and different C6—C2 modified motifs at the A rings.Biological evaluation revealed that compounds 1—3 showed distinct cytotoxic activity against the tested human cancer cell lines.展开更多
One new dolabellane-type diterpenoid.named clavirolide C（1）,and one known related analogue（3）.have been isolated from the soft coral Cavularia viridis collected off the Xisha Islands in the South China Sea.Its str...One new dolabellane-type diterpenoid.named clavirolide C（1）,and one known related analogue（3）.have been isolated from the soft coral Cavularia viridis collected off the Xisha Islands in the South China Sea.Its structure and absolute configuration were determined on the basis of spectroscopic analysis,electronic circular dichroism.and compared with literature model compounds.The cytotoxic activity of these two compounds was evaluated against a panel of human tumor cell lines.Compound 1 showed moderate cytotoxic activity against KB and HL-60 cells.展开更多
基金Financial support from the National Natural ScienceFoundation of China(No.22007095)the CAMS Innovation Fund for Medical Sciences(2019-12M-5-080)the Biological Resources Program,CAS(KFJ-BRP-008-001)of People's Republic of China,and the Youth Innovation Promotion Associationof CAS(2022283),is gratefully acknowledged.
文摘Dichagelinoids A—C(1—3),three unusual dichapetalin-type triterpenoids,together with two biogenetically related derivatives dichagelinoids D and E(4 and 5)were isolated and characterized by solid data from Dichapetalum gelonioides.Compounds 1—3 possess a common rearranged C ring and different C6—C2 modified motifs at the A rings.Biological evaluation revealed that compounds 1—3 showed distinct cytotoxic activity against the tested human cancer cell lines.
基金financially supported by the National Natural Science Foundation of China(Nos.81520108028,21672230,41506187,816013016)the SKLDR/SIMM Project(No.SIMM1501ZZ-03)
文摘One new dolabellane-type diterpenoid.named clavirolide C（1）,and one known related analogue（3）.have been isolated from the soft coral Cavularia viridis collected off the Xisha Islands in the South China Sea.Its structure and absolute configuration were determined on the basis of spectroscopic analysis,electronic circular dichroism.and compared with literature model compounds.The cytotoxic activity of these two compounds was evaluated against a panel of human tumor cell lines.Compound 1 showed moderate cytotoxic activity against KB and HL-60 cells.
