Thiadiazole derivatives and process for preparing same
AssigneeKowa Company, Ltd.
InventorsKichitaro Takatori, Takashi Yamaguchi, Masahiko Nagakura
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Abstract
A compound represented by the formula, ##STR1## wherein R.sub.1 represents a hydrogen atom, and R.sub.2 represents a lower alkyl group, an aryl group, an aralkyl group, a lower alkylthio lower alkyl group, a lower alkyl group substituted by a carboxyl or hydroxyl group, or a 3-indolymethyl group, or wherein R.sub.1 and R.sub.2 define in combination an alkylene group, or a pharmaceutically acceptable acid addition salt thereof, is an anti-tumor agent for leukemia and malignant tumors.
Claims3
A compound represented by the formula, ##STR4## wherein R.sub.1 represents a hydrogen atom, and R.sub.2 represents a lower alkyl group, a phenyl group, a benzyl group, a lower alkylthio lower alkyl group, a lower alkyl group substituted by a carboxyl or hydroxyl group, or a 3-indolymethyl group, or wherein R.sub.1 and R.sub.2 define in combination a C.sub.4 -alkylene group, or a pharmaceutically acceptable acid addition salt thereof.
Dependencies are inferred from the claim text.