Question

The IUPAC name of following compound is CC(O)CCC(C)Cl (A) 2-Chloro-5-hydroxyhexane (B) 2-Hydroxy-5-chlorohexane (C) 5 -Chlorohexan-2-ol (D) 2-Chlorohexan-5-ol

Short answer

The correct answer is (C) 5-Chlorohexan-2-ol.

Step-by-step solution

Identify the parent chain

Find the longest continuous chain of carbon atoms in the compound. In this case, the parent chain is a hexane (6 carbons).

Identify the functional groups and their positions

The compound contains a hydroxyl group (OH) and a chlorine atom attached to the parent chain. The hydroxyl group is attached to the second carbon and the chlorine is attached to the fifth carbon.

Assign the correct numbering and order to the groups in the name

According to IUPAC nomenclature, we shall follow the alphabetical order rule and assign the correct numbering and order. In this case, Chloro (C) comes before Hydroxy (H) in the alphabetical order. Therefore, the compound will be named as "5-Chlorohexan-2-ol".

Compare the determined name with the given options

Now, when we compare our determined name with the given options, the IUPAC name for the compound matches with option (C). Therefore, the correct answer is (C) 5-Chlorohexan-2-ol.