| 摘要 |
There is disclosed a process for preparing polyhalogenated carbinols having formula: <IMAGE> (I) by reacting a compound having formula: <IMAGE> (II) with a system consisting of a compound having formula: <IMAGE> (III) and of a divalent metal or of a metal salt, in protic dipolar solvents, in which formulae R=H, an alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkadienyl, phenyl, naphthyl, anthracyl group, a heterocyclic radical, optionally substituted; R'=H, a haloalkyl, -CN, -COOR'' group with R'' equal to H or to an alkyl group; X1=Cl, Br; =X2=F, Cl, Br; X3=Cl, Br, CF3, CCl3; Y=Br or Cl when X1, X2 and X3 are different from Br. |
