1-(6-Methylpyridin-3-yl)ethan-1-one 2-Methyl-5-acetylpyridine 36357-38-7 5-Acetyl-2-methylpyridine 5-Acetyl-2-picoline EINECS 252-995-8 Ethanone, 1-(6-methyl-3-pyridinyl)- NSC 27972