Synonyms: Acetophenone,2,2-diphenyl- (6CI,7CI,8CI); Acetophenone, a,a-diphenyl- (3CI); 1,2,2-Triphenylethanone; 2,2-Diphenylacetophenone;Benzhydryl phenyl ketone; DPA; Diphenylacetophenone; Diphenylmethyl phenylketone; NSC 11031; Phenyl benzhydryl ketone; a,a-Diphenylacetophenone; a-Phenyldeoxybenzoin; w,w-Diphenylacetophenone