10434-38-5 2(5H)-Thiophenone, 3-acetyl-4-hydroxy-5-(phenylmethylene)- 2(5H)-Thiophenone, 3-acetyl-5-benzylidene-4-hydroxy- 2,4-Pentadienoic acid, 2-acetyl-3-hydroxy-4-mercapto-5-phenyl-, gamma-(thio lactone) 3-Acetyl-5-benzylidene-2,5-dihydro-4-hydroxy-2-oxothiophen 3-Acetyl-5-benzylidene-4-hydroxy-2(5H)-thiophenone BRN 1246709