108954-75-2Relevant articles and documents
THE kBr/kCl ELEMENT EFFECT FOR NUCLEOPHILIC VINYLIC SUBSTITUTION OF THE HIGHLY REACTIVE TRICYANOVINYL-X SYSTEM BY SUBSTITUTED ANILINES
Rappoport, Zvi,Rav-Acha, Chaim
, p. 117 - 120 (1984)
The element effects for the substitution of tricyanovinyl chloride and bromide by the p-position of three dialkylanilines are kBr/kCl=2.37+/-0.18.An early transition state for the expulsion of the halide ion from the intermediate zwitterion is indicated.