Essay Fats and Oils

By commercial methods such as those described in this experiment, the unsaturated fatty acids of vegetable oils are converted to margarine (see the essay "Fats and Oils"). However, rather than using the mixture of triglycerides that would be present in a cooking oil such as Mazola (corn oil), we use as a model the pure chemical methyl oleate. 

Technique 9 Physical Constants of Solids The Melting Point Essay Fats and Oils... 

Follow the procedure in Experiment 27A (Biodiesel from Coconut Oil), except use a different oil than coconut. Any of the oils listed at the bottom of Table 2 in the essay "Fats and Oils" that precedes Experiment 25 can be used. It will not be necessary to heat the oil when measuring out the 10 mL of oil, as all of these oils are liquids at room temperature. 

Using the information in the essay on fats and oils, draw the structure of the triacylglycerol (triglyceride) formed from oleic acid, linoleic acid, and stearic acid. Give a balanced equation and show how much hydrogen would be needed to reduce the triacylglycerol completely show the product. 

Nakazawa, Y. (1981) The distribution of sterols in mixtures of oils and fats, in Collected essays by members of the Faculty, Kyoritsu Women s Junior college (Department of Domestic Science), No. 24, 83-90. 

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