Week 5 Describe a triglyceride as a triester of glycerol (propane-1,2,3-triol) and fatty acids. Compare the structures of saturated fats, unsaturated fats.

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Week 5 Describe a triglyceride as a triester of glycerol (propane-1,2,3-triol) and fatty acids. Compare the structures of saturated fats, unsaturated fats and fatty acids. © Pearson Education Ltd 2009 This document may have been altered from the original

Structure of propan-1,2, 3-triol, commonly known as glycerol Week 5 Structure of propan-1,2, 3-triol, commonly known as glycerol © Pearson Education Ltd 2009 This document may have been altered from the original

The displayed formula of hexadecanoic acid (palmitic acid) Week 5 The displayed formula of hexadecanoic acid (palmitic acid) © Pearson Education Ltd 2009 This document may have been altered from the original 3

Skeletal formula of octadec-9-enoic (oleic acid) Week 5 Skeletal formula of octadec-9-enoic (oleic acid) © Pearson Education Ltd 2009 This document may have been altered from the original 4

Structure of octadeca-9,12-dienoic acid Week 5 Structure of octadeca-9,12-dienoic acid © Pearson Education Ltd 2009 This document may have been altered from the original 5

Formation of a triglyceride Week 5 Formation of a triglyceride © Pearson Education Ltd 2009 This document may have been altered from the original 6

Week 5 Compare the structures of cis and trans isomers of unsaturated fatty acids. Compare the link between trans fatty acids, the possible increase in ‘bad’ cholesterol and the resultant increased risk of coronary heart disease and strokes. Describe and explain the increased use of esters of fatty acids as biodiesel fuels. © Pearson Education Ltd 2009 This document may have been altered from the original

Cis and trans configurations around a double bond Week 5 Cis and trans configurations around a double bond © Pearson Education Ltd 2009 This document may have been altered from the original

Structures of cis and trans-octadec-9-enoic acid. Week 5 Structures of cis and trans-octadec-9-enoic acid. © Pearson Education Ltd 2009 This document may have been altered from the original 9

Transesterification for the production of biodiesel Week 5 Transesterification for the production of biodiesel © Pearson Education Ltd 2009 This document may have been altered from the original 10