T=0 - 50°C; 0.75 h;

chloroform

in water in acidic medium;

in benzene byproducts: i-propanol; the i-propoxy-complex and acetylacetone (1:8 molar ratio) were refluxedin benzene for 10 h (isopropanol was removed azeotropically out between72-80°C along with benzene); removing the solvent; elem. anal.;

in tetrahydrofuran; benzene byproducts: H2; various product ratios at various reactant ratios; not isolated, detected by GLC, UV, IR;

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