in chloroform chlorination in CHCl3, hydrolysis;; 77percent 4-chloro-, 19percent 2-chloro-, 4percent 2.4-dichlorophenol;;

in chloroform chlorination in CHCl3, hydrolysis;; 77percent 4-chloro-, 19percent 2-chloro-, 4percent 2.4-dichlorophenol;;

in chloroform chlorination in CHCl3, hydrolysis;; 77percent 4-chloro-, 19percent 2-chloro-, 4percent 2.4-dichlorophenol;;

CaH2 in cyclohexane byproducts: H2; react. under N2, slow addn. of the alcohol to the trialkoxyboroxine and CaH2 in cyclohexane, cooling in a water bath, rapid gas evolution, stirring for 1 h at room temp., heating to 80-90°C overnight; hot filtration under N2, extn. with hot cyclohexane, combining the exts., evapn.;

Erhitzen unter vermindertem Druck;

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