Question

Identify the functional group present in the following compound and name according to the IUPAC system: ${\mathrm{CH}}_3\mathrm{OH}$

Answer 1

Part 1:

1. The given compound is ${\mathrm{CH}}_3\mathrm{OH}$.
2. The chemical name is Methyl alcohol.
3. As hydroxyl group ($\mathbf{-}\mathbf{OH}$) is present in the compound, therefore the functional group is alcoholic group or hydroxyl group.

Part 2:

Step: 1: Determination of Root Word

1. Here the chain is having only one Carbon atom, hence root word will be “Meth”

Step: 2: Determination of names and positions of Locants

1. There is one substituent (Hydroxyl/ Alcohol group) at the first position.

Step: 3: Determination of Suffix

1. As this compound is having ‘Alcohol’ group, suffix will be "ol"

Name of the compound: Methanol or Methan-1-ol.