Synthesis of novel 2-chloro-1,4-dihydropyridines by chlorination of 2-hydroxy-1,4-dihydropyridines with phosphorus oxychloride.
作者:Hidetsura CHO、Masaru UEDA、Akira MIZUNO、Takafumi ISHIHARA、Kazuo AISAKA、Teruhisa NOGUCHI
DOI:10.1248/cpb.37.2117
日期:——
Novel 2-chloro-1,4-dihydropyridine derivatives were synthesized by chlorination of 2-hydroxy-1,4-dihydropyridines with POCl3. The dihydropyridines chlorinated at position 2 exhibited more potent vasodilative and hypotensive activities than the dihydropyridines (nicardipine and nitrendipine) with a methyl group at position 2.
通过用POCl3氯化2-羟基-1,4-二氢吡啶合成了新型2-氯-1,4-二氢吡啶衍生物。与在位置2具有甲基的二氢吡啶(尼卡地平和尼群地平)相比,在位置2氯化的二氢吡啶具有更强的血管舒张和降压活性。