n-propyl alcohol; acetic acid in water byproducts: pyrochlore; by sol-gel method; Pb(CH3COO)2*3H2O dissolved in C3H7OH at 80°C; heated to 120°C; cooled in air; stoich. amt. of Zr n-propoxide, acetic acid added; refluxed at 120°C for 1 h; Ti isopropoxide added; refluxed at 120°C for 2 h; gels dried at 150°C for 10 h; ground and calcined at 400-600°C for 30 min; XRD; DSC/TGA; FTIR;

Electrolysis;

in further solvent(s) dissolving of lead acetate in squalane in presence of oleic acid; drying, degassing under vac. at 80°C for 1 h;

in water High Pressure; placed in a bomb, heated to 220°C (3 h), held for 3 h; cooled to room temp. (3 h), crysts., washed (methanol), dried (desiccator, 24 h); elem. anal.;

in methanol byproducts: NaCH3COO, H2O; N2 atmosphere; slow addn. of soln. of Pb(CH3COO)2*3H2O to soln. of NaC6H4-p-CH3 (stirring); filtration, crystn. on standing (room temp., 2-3 days), decantation, washing (cold MeOH); elem anal.;

in water T=35°C; 48 h; Inert atmosphere;

in further solvent(s) dissolving of lead acetate in squalane in presence of oleic acid; drying, degassing under vac. at 80°C for 1 h;

acetic anhydride in dichloromethane 48 h; Ambient temperature;