When CO2 is bubbled through an ether solution of benzylmagnesium bromide, and the resulting mixture is acidified, phenylacetic acid is produced. Any unreacted benzylmagnesium bromide is converted to toluene in the acidification step.
1. Write the complete reaction sequence for the process described above.
2. How could you separate phenylacetic acid from toluene?
3. The reaction is described as a _____ process.
a. carbonylation
b. carboxylation
c. Carbaniolation
d. cationation