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Organic Chemistry 2

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Moderate

Melting Points of Fatty Acids: The Unsaturation Factor

ORGO2-8MJ1FP

Which of the following $\text{C}_{18}$ fatty acids has the highest melting point?

A

Oleic acid ($\text{C18:1}{\Delta}^{ 9 }$).

B

Linoleic acid ($\text{C18:1}{ \Delta}^{ 9,12 }$).

C

Stearic acid ($\text{C18:0}$).

D

Linolenic acid ($\text{C18:1}{ \Delta }^{ 6,9,12 }$).