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Hisako Nagai Patents |
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Inventor: Nagai; Hisako
Address: Tokyo, JP
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4914205 |
Camptothecin derivatives |
April 3, 1990 |
| New camptothecin derivatives, useful as antitumor agents or intermediates therefor, of the general formula (I) ##STR1## wherein X is a lower alkyl group, and R is a hydrogen atom or the grouping -COY where Y is a linear or branched unsubstituted C.sub.1 -C.sub.18 alkyl group; a l |
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