作者:Takashi Emura、Hitoshi Yoshino、Kazutaka Tachibana、Takuya Shiraishi、Akie Honma、Akemi Mizutani、Terushige Muraoka
DOI:10.1055/s-0030-1259953
日期:2011.5
Short-step and scalable transformations from 2,6-dibromopyridine to 6-bromopyridine-2-sulfonamide by means of halogen-metal exchange and subsequent reaction with sulfuryl chloride followed by amidation are established. Application of the method for the synthesis of various pyridine sulfonamides is also described.
短步长且可扩展的2,6-二溴吡啶转化为6-溴吡啶-2-磺酰胺的转化方法,通过卤素-金属交换和随后的磺酒氯反应再经酰胺化实现。该方法在合成各种吡啶磺酰胺中的应用也进行了描述。