ATP-sensitive potassium channel openers: Synthesis and antihypertensive activity of 4-bicyclyloxybenzopyrans
摘要:
Synthesis and hypotensive activity of trans-3,4-dihydro-3-hydroxy-4-[(5-oxo-3,4-diazabicyclo[4.1.0]hept-2-en-2-yl)oxy]-2H-1-benzopyrans and their congeners are described. Compounds (-)-9eB and (-)-20B were highly potent ATP-sensitive potassium channel openers. (C) 1997, Elsevier Science Ltd.
DOI:
10.1016/s0960-894x(97)00027-9
作为产物:
描述:
卡龙酸酐 、 甲基肼 在
silica gel 、 ethyl acetate n-hexane 作用下,
以
乙醇 为溶剂,
反应 16.0h,
以afforded 312 mg (27.3%) of the titled compound的产率得到(+/-)-3,7,7-Trimethyl-3,4-diazabicyclo[4.1.0]heptane-2,5-dione