4.41C: Understand How to Write the Structural and Displayed Formulae of an Ester, Given the Name or Formula of the Alcohol and Carboxylic Acid from Which it is Formed and Vice Versa

ESTERS: Group of organic compounds that all contain the same functional group -COO-

STRUCTURAL AND DISPLAYED FORMULAE OF ESTERS:

s

• Ester is composed of Alcohol and Carboxylic acid

• First part of name of Ester compound comes from Alcohol, and ends with '-yl'

• Second part of name of Ester compound comes from Carboxylic acid, and ends with '-oate'

Examples:

NAME OF ALCOHOL	NAME OF CARBOXYLIC ACID	NAME OF ESTER
ETHANOL	Propanoic Acid
BUTANOL	Methanoic Acid
PENTANOL	Ethanoic Acid