1: (Z)-9-octadecenoic acid With water T=300°C; P=22502.3 Torr; 5 h; AutoclaveInert atmosphere; 2: methanol With sulfuric acid 1.5 h; Reflux;

hydrogen; palladium in ethanol T=24°C; potencial controlled catalytic hydrogenation of other unsaturated fatty acid esters, effects of potential, electrolytes, solvents, double bond distribution; Product distribution;