IUPAC name of the following compound is:

CH3-CH-OCH3
             |
            CH3 

1. 1-Methoxy-1-methylethane     

2. 2-Methoxy-2-methylethane

3. 2-Methoxypropane                 

4. Isopropylmethyl ether

The structure is as follows:

lUPAC name of the above compound is 2- methoxypropane.

 and correct option is third option.