Name the following ch3ch2ch2chohcooh CH3OCH2CH2CH3 and C4H9OCOCH3?

CH3CH2CH2CH(OH)COOH ; 2-hydroxy-pentanoic acid.,

CH3-O-CH2CH2CH3 ; methyl propyl ether (As given this is an ether NOT a ketone).

C4H9OCOCH3

This is usually written as 'CH3C(=O)OCH2CH2CH2CH3' Butyl ethanoate. (Note the arrangement of the oxygens). This is an Ester.