Question

The correct IUPAC name

• A. 2-ethoxy-5-chloropentane
• B. 1-chloro-4-ethoxy-4-methylbutane
• C. 1-chloro-4-ethoxypentane
• D. ethyl-1-chloropentyl ether

Answer 1

Answer: (A)

2-ethoxy-5-chloropentane

2-ethoxy-5-chloropentane

Basic principles for naming an organic compound

1) Identification of the parent hydrocarbon chain.

2) Identify the parent functional group with the highest order of precedence.

3) Identify side chains.

4) Identify the remaining functional groups.

5) Identify the double or triple bonds.

6) The numbering of the chain. First number the chain on both the sides and then choose the numbering.

7) The numbering of various substituents and bonds with their locants. If there is more than one of the same type of the substituent/dobule bond. A prefix is added for the same.