in water
Sb-oxide suspn. in org. compd. soln. (molar ratio Sb/catechol 1:10), slurry leaving to react (stirring) for 20 d; suspn. filtration off, solid washing (water), drying at 40°C; elem. anal.; TG, DTA, SEM;
in water
Sb-compd. reacting with org. compd. (molar ratio Sb/catechol 5-10) at 140°C for 1; solid grinding, washing (water), drying at 40°C; elem. anal.; TG,DTA, SEM;