Process for preparing 2-carbamoyloxyalkyl-1,4-dihydropyridine de

Details Process for preparing 2-carbamoyloxyalkyl-1,4-dihydropyridine de Process for preparing 2-carbamoyloxyalkyl-1,4-dihydropyridine de

1988-08-10

1990-09-18

Rotman, Alan L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546187, 546194, 546268, 546272, 546273, 546278, 546279, 546281, 546321, 540484, 540488, 540492, 544 78, 544124, 544357, 544360, C07D21190, C07D40112, C07D40312

Patent

active

049580248

ABSTRACT:
A process for preparing a 2-carbamoylocxyalkyl-1,4-dihydropyridine derivative represented by the general formula: ##STR1## which comprises: (a) reacting a 3-amino-3-carbamoyloxyalkylacrylic acid derivative represented by the general formula: ##STR2## with a benzylidene compound represented by the general formula: ##STR3## (b) reacting the 3-amino-3-carbamoyloxyalkylacrylic acid derivative of the general formula II with an aldehyde compound represented by the general formula: ##STR4## and a .beta.-keto-ester compound represented by the general formula:

REFERENCES:
patent: 4686217 (1987-08-01), Baxter et al.

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