1-(4-Pyridyl)-1-propanone 1-Propanone, 1-(4-pyridinyl)- 1-Propanone, 1-(4-pyridyl)- 1701-69-5 4-Propionylpyridine 4-Pyridyl ethyl ketone Ethyl 4-pyridyl ketone Ketone, ethyl 4-pyridyl NSC31619 Pyridine, 4-propionyl- WLN: T6NJ DV2