F. Manna et al., Synthesis and preliminary biological evaluation of 4,6-disubstituted 3-cyanopyridin-2(1H)-ones, a new class of calcium entry blockers, BIOORG MED, 10(16), 2000, pp. 1883-1885
The preparation of 3-cyano-4,6-diaryl-pyridin-2(1H)-ones 4a . h, calcium en
try blockers related to diltiazem, is described starting from 1,3-diaryl-2-
propen-1-ones 5. On preliminary pharmacological tests all compounds are act
ive and some of them show calcium antagonistic activity superior or compara
ble to diltiazem. (C) 2000 Elsevier Science Ltd. All rights reserved.