3-Phenyl-1H-pyrazole-4-carbaldehyde (CAS No.26033-20-5), its synonyms are 1H-pyrazole-4-carboxaldehyde, 3-phenyl- ; 1H-Pyrazole-4-carboxaldehyde, 5-phenyl- ; 5-Phenyl-1H-pyrazole-4-carbaldehyde .