in water thallic chloride in H2O was refluxed with o-isopropylphenylboronic acid, giving a product after 1 min; the product was filtered off, washed with cold water, recrystd. from MeOH, and dried; elem.anal.;

phosphorous acid trimethyl ester in not given byproducts: trimethyl phosphate; the product was washed with H2O; elem.anal.;