The IUPAC name for the following compound is -JEE Main 2020

Here, COOH function group has higher priority than CHO and alkene. nbsp; Thus, the number is starts from COOH. The IUPAC name must end in 'oic acid' for COOH ...

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Standard X

Chemistry

Nomenclature

The IUPAC nam...

Question

The $IUPAC$ name for the following compound is :

 JEE Main 2020

2, 5-dimethyl-5-carboxy-hex-3-enal

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2, 5-dimethyl-6-oxo-hex-3-enoic acid

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6-formlyl-2-methyl-hex-3-enoic

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2, 5-dimethyl-6-carboxy-hex-3-enal

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Solution

The correct option is B 2, 5-dimethyl-6-oxo-hex-3-enoic acid
Here, COOH function group has higher priority than CHO and alkene.
Thus, the number is starts from COOH.
The IUPAC name must end in 'oic acid' for COOH functional group.
Hence, the IUPAC name is
2,5-dimethyl-6-oxo-hex-3-enoic acid

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The IUPAC name for the following compound is :  JEE Main 2020

The correct option is B 2, 5-dimethyl-6-oxo-hex-3-enoic acidHere, COOH function group has higher priority than CHO and alkene. Thus, the number is starts from COOH. The IUPAC name must end in 'oic acid' for COOH functional group. Hence, the IUPAC name is 2,5-dimethyl-6-oxo-hex-3-enoic acid

The $IUPAC$ name for the following compound is :

 JEE Main 2020

The correct option is B 2, 5-dimethyl-6-oxo-hex-3-enoic acid
Here, COOH function group has higher priority than CHO and alkene.
Thus, the number is starts from COOH.
The IUPAC name must end in 'oic acid' for COOH functional group.
Hence, the IUPAC name is
2,5-dimethyl-6-oxo-hex-3-enoic acid