作者:S. N. Bhattacharya、C. Eaborn、D. R. M. Walton
DOI:10.1039/j39680001265
日期:——
Reaction of phenylmagnesium bromide with excess of sulphuryl chloride in ether–hexane at 0° gives benzenesulphonyl chloride and bromide in a combined yield of at least 58%. Substituted sulphonyl halides, YC6H4·SO2X (Y =o-Me, m-Me, m-Cl, and m-CF3), are produced similarly in comparable yields. Diphenylmagnesium, diphenylcadmium, or phenyl-lithium under similar conditions give somewhat smaller yields
苯基溴化镁与过量的磺酰氯在乙醚中的溶剂在0°下反应,得到的苯磺酰氯和溴化物的总收率至少为58%。类似地以可比较的产率生产取代的磺酰卤YC 6 H 4 ·SO 2 X(Y = o -Me,m -Me,m -Cl和m -CF 3)。在相似条件下,二苯基镁,二苯基镉或苯基锂的苯磺酰卤的收率要小一些。使用芳基氯化镁ArMgCl(Ar = Ph,o -MeO·C 6 H 4,p -Me 3 Si·C6 H 4和C 6 Cl 5),在四氢呋喃-己烷中,于0°产生纯的芳烃磺酰氯,产率为53-64%。