Lipase-Catalyzed Synthesis of Cetyl Palmitate in the Presence of n-Hexane and Ethyl Ether

Table 3

Effect of amount and composition of the solvent on the palmitic acid conversion.

Solvent (ethyl ether + n-hexane) to reagents mass ratio	n-Hexane percentage in the solvent (wt%)	Conversion (%)
3	0	1.4
	25	3.4
	50	7.1
	75	14.4
2	25	4.3
	50	8.4
1.5	25	7.3

Reaction conditions: stirring speed of 600 rpm, initial molar ratio of palmitic acid to cetyl palmitate of 1 : 1, catalyst loading of 1 wt% (in relation to the total mass of substrates), reaction time of 0.5 h, and temperature of 25°C. Standard uncertainty is (conversion) = 2.0%.