10434-45-4 2(5H)-Thiophenone, 3-acetyl-5-((4-bromophenyl)methylene)-4-hydroxy- (9CI) 2(5H)-Thiophenone, 3-acetyl-5-(p-bromobenzylidene)-4-hydroxy- 2,4-Pentadienoic acid, 2-acetyl-5-(p-bromophenyl)-3-hydroxy-4-mercapto-, gamma-(thio lactone) 3-Acetyl-5-(p-bromobenzylidene)-4-hydroxy-2(5H)-thiophenone 3-Acetyl-5-p-bromobenzylidene-2,5-dihydro-4-hydroxy-2-oxothiophen BRN 1249954