0125-Ch170 - Chapter 17 Carboxylic Acids Ch-15- 1 Structure...

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Chapter 17 Carboxylic Acids Ch-15- 1
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The functional group of a carboxylic acid is a carboxyl group. Structure COOH CO 2 H O O H C O O H Alternative representations for a carboxyl group General formula for an aliphatic carboxylic acid: RCOOH or RCO 2 H. General formula for an aromatic carboxylic acid: ArCOOH or ArCO 2 H. 2 Ch-17
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IUPAC Nomenclature IUPAC names: drop the -e from the parent alkane and add the suffix -oic acid . HCOOH CH 3 COOH 3-Methylbutanoic acid (Isovaleric acid) Ethanoic acid (Acetic acid) Methanoic acid (Formic acid) OH O Propenoic acid (Acrylic acid) trans- 3-Phenylpropenoic acid (Cinnamic acid) trans- 2-Butenoic acid (Crotonic acid) OH O OH O OH O 3 Ch-17 If the compound contains a carbon-carbon double bond, change the infix -an- to -en- .
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The carboxyl group takes precedence over most other functional groups. 5-Oxohexanoic acid 4-Aminobutanoic acid ( R )-5-Hydroxyhexanoic acid OH O OH O OH O H 2 N OH O 4 Ch-17 IUPAC Nomenclature
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5 Ch-17 HO OH O Propanedioic acid
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This note was uploaded on 04/17/2011 for the course ENY 3005 taught by Professor Staff during the Fall '08 term at University of Florida.

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0125-Ch170 - Chapter 17 Carboxylic Acids Ch-15- 1 Structure...

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