The IUPAC name of CH3CH2CH2CH2COOH is derived using the IUPAC nomenclature rules. The IUPAC name gives a unique name to the compound, which helps in identifying the structure of the compound.



The following steps are followed to derive the IUPAC name of CH3CH2CH2CH2COOH:

1. Identify the longest carbon chain: In this case, the longest carbon chain contains four carbon atoms.

2. Number the carbon atoms: The carbon atoms are numbered from the end nearest to the carboxylic acid group, giving the carboxylic acid carbon the number 1.

3. Identify the functional group: The functional group in this compound is the carboxylic acid group.

4. Name the substituents: The substituent on the second carbon is an ethyl group.

5. Write the IUPAC name: The IUPAC name of CH3CH2CH2CH2COOH is 5-butanoic acid.



The IUPAC name of CH3CH2CH2CH2COOH is 5-butanoic acid. Here's how we get to this name:

- The longest carbon chain contains four carbon atoms, so the base name is butane.

- The carboxylic acid group is on the first carbon atom, so it is named as butanoic acid.

- The substituent on the second carbon is an ethyl group, so it is named as 5-ethyl.

- The final name is 5-ethylbutanoic acid.



The IUPAC name of CH3CH2CH2CH2COOH is 5-butanoic acid. The name is derived by identifying the longest carbon chain, numbering the carbon atoms, identifying the functional group, naming the substituents, and putting the name together. The IUPAC name gives a unique name to the compound, which helps in identifying the structure of the compound.

IUPAC name → Pentanoic acid