Synthesis and Calcium Channel Antagonist Activity of Dialkyl 1,4-Dihydro-2,6-dimethyl-4-[4-(1-methoxycarbonyl-1,4-dihydropyridyl)]-3,5- pyridinedicarboxylates
作者:Manian Ramesh、Wandikayi C. Matowe、Michael W. Wolowyk、Edward E. Knaus
DOI:10.1002/(sici)1521-4184(199911)332:11<385::aid-ardp385>3.0.co;2-9
日期:1999.11
A novel class of dialkyl 1,4‐dihydro‐2,6‐dimethyl‐4‐[4‐(1‐methoxycarbonyl‐ 1,4‐dihydropyridyl)]‐3,5‐pyridinedicarboxylates (8—14) were synthesized and evaluated as calcium channel antagonists. The differences in activity among members of this new class of compounds was less than one log unit (IC50 range of 1.12 × 10‐6 to 8.57 × 10‐6 M), relative to the reference drug nifedipine (IC50 = 1.43 × 10‐8
合成了一类新的 1,4-二氢-2,6-二甲基-4-[4-(1-甲氧羰基-1,4-二氢吡啶基)]-3,5-吡啶二羧酸二烷基酯 (8-14) 并评估为钙通道拮抗剂。相对于参考药物硝苯地平(IC50 = 1.43 × 10-8),这类新化合物成员之间的活性差异小于一个 log 单位(IC50 范围为 1.12 × 10-6 至 8.57 × 10-6 M)米)。无论二烷基(Me、Et、i-Pr、i-Bu)酯取代基的大小如何,效力的微小差异归因于 N-CO2Me 取代基与 C-3 和C-5 酯取代基进行非键合空间相互作用。这类新化合物中的 4- [4- (1-甲氧羰基 - 1,4- 二氢吡啶基) 部分是生物等排的,具有 C- 4 4-硝基苯基或 4- 吡啶基,在经典 1 中被取代,