JAMB - Chemistry (2003 - No. 41)
The formula for ethyl butanoate is
C3H7COOC2H5
C2H5COOC3H7
C4H9COOC2H5
C2H5COOC4H9
Vysvetlenie
Ethyl butyrate, also known as ethyl butanoate, or butyric ether, is an ester with the chemical formula CH₃CH₂CH₂COOCH₂CH₃.