The IUPAC name for the compound
2-hydroxy- chloropropane
1-Chloro-2-propanol
2-Chloro-2-propanol
2-hydroxy- chloroethane
The longest chain with –OH group is the parent chain and is numbered in such a way that the carbon carrying –OH gets the smallest number.
The IUPAC name of CH3CH2O-CH2-CHOH-CH3 is: