申请人:Hoffmann-La Roche, Inc.
公开号:US03933859A1
公开(公告)日:1976-01-20
Process for obtaining 5,6 or 6,7 or 7,8 dihydroxy coumarin or derivatives thereof, which are useful for lower blood pressure and for chemical sympathectomy by oxidizing 2,3 or 3,4 or 4,5 dihydroxyphenyl-propionic acid or derivatives thereof, and novel coumarin derivatives of the process.
获得5,6或6,7或7,8二羟基
香豆素或其衍
生物的方法,通过氧化2,3或3,4或4,5二羟基
苯丙酸或其衍
生物来降低血压和进行
化学交感神经切除,以及该过程的新型
香豆素衍
生物。