1.
Identify the product (A) of the following reaction:
C2H5-O-C2H5+CO500 atmBF3/150C\text{C}_2\text{H}_5\text{-O-}\text{C}_2\text{H}_5 + \text{CO} \xrightarrow[500\text{ atm}]{\text{BF}_3/150^\circ\text{C}} A