2(5H)-Thiophene, 3-acetyl-5-((4-fluorophenyl)methylene)-4-hydroxy- 2(5H)-Thiophenone, 3-acetyl-5-(p-fluorobenzylidene)-4-hydroxy- 2,4-Pentadienoic acid, 2-acetyl-5-(p-fluorophenyl)-3-hydroxy-4-mercapto-, gamma-(thio lactone) 3-Acetyl-5-(p-fluorobenzylidene)-4-hydroxy-2(5H)-thiophenone 3-Acetyl-5-p-fluorobenzylidene-2,5-dihydro-4-hydroxy-2-oxothiophen 5518-90-1 BRN 1249699 ICI 47776