Reaction #53313

Reaction equation

Triethylamine

Ethyl 4-(3-(2,6-dimethylbenzyloxy)phenyl)-4-bromobutyrate

→

title compound

Ethyl 4-(3-(2,6-dimethylbenzyloxy)phenyl)-3-butenoate

Solvents

carbon tetrachloride

Conditions

Workup

1. 1
   Filtrationthe mixture can be filtered through a pad of silica gel few times
2. 2
   Concentrationconcentrate

Procedure

Add Triethylamine to a solution of Ethyl 4-(3-(2,6-dimethylbenzyloxy)phenyl)-4-bromobutyrate (Step E) in carbon tetrachloride. After stirring approximately for 4 hours, the mixture can be filtered through a pad of silica gel few times, and concentrate to give the title compound.

Source