3-Hydroxy-3-methyl-5-phenyl-4-pentyn-2-one oxime 4-Pentyn-2-one, 3-hydroxy-3-methyl-5-phenyl-, oxime 718-21-8 BRN 3032386 Ossima del 5-fenil-3-metilbutin-4-ol-3-one-2 [Italian] Oxime of 5-phenyl-3-methylbutyne-4-ol-3-one-2