1,3-Diphenyl-2-propyn-1-one 1,3-Diphenylpropynone 2-Propyn-1-one, 1,3-diphenyl- 3-Phenylpropiolophenone 4-07-00-01735 (Beilstein Handbook Reference) 7338-94-5 BRN 0609091 Benzoylphenylacetylene Diphenylpropynone Phenyl phenylethynyl ketone Phenylbenzoylacetylene Phenylethynyl phenyl ketone Propiolophenone, 3-phenyl- (CI,7CI,8CI) beta-Phenylpropiolophenone