A halogenating compound is described of the general formula
which is the kinetically controlled product of the reaction of equivalent amounts of a triaryl phosphite of the formula
and chlorine or bromine in a substantially anhydrous inert organic solvent wherein in the above formulas Z is hydrogen, halo, C1-C4 alkyl or C1-C4 alkoxy, and X is Cl or Br.
描述了一种通式为
是等量的式三芳基
亚磷酸酯与
氯或
溴在基本无
水的惰性有机溶剂中反应的动力学控制产物。
和
氯或
溴在基本无
水的惰性有机溶剂中反应的产物,其中上述式子中 Z 为氢、卤素、C1-C4 烷基或 C1-C4 烷氧基,X 为 Cl 或 Br。