Patent ID: 8653285

Claim:
An aminopropylidene derivative, or salt or hydrate thereof that is pharmaceutically acceptable, wherein the aminopropylidene derivative is represented by the following general formula (I): wherein R 1 and R 2 , which may be identical or different, stand for a hydrogen or a substituent selected from the following (a) to (c) with proviso that a case where both are hydrogen is excluded: (a) a carbonyl substituted with hydroxy, alkoxy, or hydroxyalkylamino, (b) a carbonylalkyl substituted with hydroxy or alkoxy, and (c) acrylic acid or an alkyl ester of acrylic acid, R 3 and R 4 , which may be identical or different, stand for hydrogen, an alkyl which may be substituted with phenyl, or a cycloalkyl, or R 3 and R 4 , which together form a heterocyclic ring with a nitrogen atom bonded thereto, stand for a pyrrolidino, a piperidino which may be substituted with oxo or piperidino, a piperadinyl substituted with alkyl or phenyl, a morpholino, or a thiomorpholino, A stands for unsubstituted or an oxo, B stands for a carbon or an oxygen, one of X and Y stands for a carbon and the other stands for a sulfur, a broken line part stands for a single bond or a double bond, and a wavy line stands for cis-form and/or trans-form.