4-(p-Ethoxybenzoyl)pyridine (CAS NO.33077-69-9) is also called as 5-21-12-00524 (Beilstein Handbook Reference) ; BRN 1458312 ; Pyridine, 4-(p-ethoxybenzoyl)- ; p-Ethoxyphenyl 4-pyridyl ketone ; Ketone, (p-ethoxyphenyl) 4-pyridyl .