98290-99-4

Upstream product

• 65867-28-9 3,3-diamino-acrylic acid ethyl ester hydrochloride 
• 90120-00-6 2-(4-diphenylmethyl-1-piperazinyl)ethyl 2-(3-nitrobenzylidene)acetoacetate 
• 10527-64-7 1-diphenylmethyl-4-(2-hydroxyethyl)piperazine 
• 89226-49-3 2-(4-diphenylmethyl-1-piperazinyl)ethyl acetoacetate 
• 57508-48-2 carbethoxyacetamidine hydrochloride 

Relevant academic research and scientific papers

Substituted piperazinyl alkyl esters of 2-amino-4-aryl-1,4-dihydro-6-alkyl-3,5-pyridinedicarboxylates

Dihydropyridine derivatives and acid addition salts thereof which are of use as prophylactic or/and therapeutic drugs for cardiovascular diseases, said dihydropyridine derivatives having the formula STR1 wherein R1 is a hydrogen atom or an aryl, R2 and R3 are the same or different and each is an aryl, R4 and R6 are the same or different and each is a lower alkyl, R5 is amino or a lower alkyl, A is an alkylene, X is N or CH and m and n are the same or different and each is 0 or 1, with the proviso that when X is N, R5 is amino.