METHOD OF OBTAINING DERIVATIVES OF 1,4 DIHYDROPYRIDINE OR THEIR HYDROCHLORIDES
1,4-Dihydropyridine derivatives of the formula:-and their pharmaceutically acceptable acid addition salts; whereR is aryl or heteroaryl;R1 and R2 are each independently C1-C4 alkyl or 2-methoxyethyl;Y is -(CH2)2-, -(CH2)3-, -CH2CH(CH3)- or -CH2C(CH3)2-;R3 is hydrogen or a group selected from:-where...
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