(1,1'-Biphenyl)-4-butanoic acid, alpha-methylene-gamma-oxo- 19340-35-3 2-Methylene-4-oxo-4-(para-phenylphenyl)butyric acid Acrylic acid, 2-(p-phenylphenacyl)- (8CI) F 1377 alpha-Methylene-gamma-oxo-(1,1'-biphenyl)-4-butanoic acid