Outer-ring stereochemical modulation of cytotoxicity in cephalostatins.
Outer-ring stereochemical modulation of cytotoxicity in cephalostatins.
复制标题
头孢他汀细胞毒性的外环立体化学调节。
DOI:
10.1021/ol991153y
复制
发表时间:
2000
期刊:
影响因子:
5.2
通讯作者:
Fuchs,PL
中科院分区:
文献类型:
--
作者:
LaCour,TG;Guo,C;Boyd,MR;Fuchs,PL
20- and 25‘-epimers of cephalostatin7, prepared by directed unsymmetrical pyrazine synthesis, address outer-ring topographical and stability questions and intimate an oxacarbenium ion rationale for the role in bioactivity of the spiroketal (E/F, E‘/F‘) rings of this class of antitumor agents.