Ethylphosphonic acid, 85 percent orthophosphoric acid and aluminum nitrate were dissolved in water and pH was increased to 5 by ammonia water; precipitates were formed which were separated by filtration and dried; 10 percent alumina sol was added and catalyst calcined at 250 C for 3 hours to give a molded, weakly acidic solid catalyst T=200°C; P=7500.75 Torr;
1: fish oil With potassium hydroxide; water in methanol T=55°C; 1.5 h; 2: methanol With sulfuric acid in water T=20 - 55°C; 1.5 h; Product distribution / selectivity;
