专利号:US-5608074-A 优先权日:1993-12-03 标 题:Process for the synthesis of 5-amino tetrazole derivatives 发明人:WALKER JONATHAN 权利人:WARNER LAMBERT CO 摘要:An improved process for the preparation of 3-chlorobenzo[b]thiophene-2-carbonyl chlorides is described where a cinnamic acid is converted in the presence of thionyl chloride and a 4-N,N'-disubstituted aminopyridine in one step to the desired product.
参考文献:10.3184/030823409x466041 摘要:Tarighi S, Abbasi A, Zamanian S, Badiei A, Ghoranneviss M. Crystal structure of 3-chlorobenzo[b]thiophene-2-carbonyl chloride. Journal of Chemical Research. 2009 Jul;2009(7):437–9. doi: 10.3184/030823409x466041.