Table 2: Effect of Zn/Mg/Al molar ratio on product distribution and conversion.

CatalystsZn/Mg/Al
molar ratio
Conversion
Wt (%)
Product selectivity Wt (%)
FAME Glycerol

HT-12 : 2 : 13243.4923.51
HT-22 : 3 : 14365.1219.88
HT-33 : 3 : 15692.510.02
HT-43 : 5 : 14988.36.35

Note: FAME: fatty acid methyl ester.
Temperature: 65°C.
Neem oil: methanol: 10 : 1.
Catalyst weight: 7.5 g.