SUBSTITUTED PHENYLALKYL(PIPERAZINYL)PROPYL-(UREAS OR THIOUREAS)AND PROCESS FOR PREPARING THEREOF
Title compd. of formula (I) and its acid addn. salt are prepd. by reacting a compd. of formula (II) with a compd. of formula R4-N=C=X. In the formulas, R1, R2 and R3 are each H, hydroxyl, halogen, cyano, lower alkyl, alkoxy, alkanoyloxy, alkanoyl, alkoxycarbonyl or alkylthio, di (lower alkyl) amino,...
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Sprache: | eng ; kor |
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Zusammenfassung: | Title compd. of formula (I) and its acid addn. salt are prepd. by reacting a compd. of formula (II) with a compd. of formula R4-N=C=X. In the formulas, R1, R2 and R3 are each H, hydroxyl, halogen, cyano, lower alkyl, alkoxy, alkanoyloxy, alkanoyl, alkoxycarbonyl or alkylthio, di (lower alkyl) amino, or trihalomethyl; R4 is H, C1-12 alkyl, C3-8 cycloalkyl, allyl, phenyl or substd. phenyl; n is 1,2,3 or r; m is o; p is 2 or 3; X is O or S. (I) are useful as antihistamines and inhibitors of mediator release. |
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