Chemical
shift                         Â
multiplicity                       Â
relative integration
1.       CH3 (1.3-1.5
                            Â
 Â
doublet                                      Â
3H
2.       CHBr (2.5)
                                  Â
 Â
quartet                                     Â
1H
3.      CO2CH3( 3.7-3.9)
                                  Â
   Â
singlet                                     Â
3H