发明授权
US4877776A K-252 compounds 失效
K-252化合物

K-252 compounds
摘要:
A K-252 compound represented by the formula: ##STR1## wherein R.sup.1 and R.sup.2 are independently H or OH; X represents COOH, COOR or CH.sub.2 OH; Y represents H, R or COR; and Z represents OH, OR or SR, wherein R represents lower alkyl has C-kinase inhibitory activity and is expected to be useful as an active ingredient of anti-tumor agents, etc.
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