Description

4-Benzoylbiphenyl (CAS No. 2128-93-0), also known as 4-Phenylbenzophenone, is a high-purity organic compound with the molecular formula C₁₉H₁₄O. This aromatic ketone features a biphenyl backbone substituted with a benzoyl group at the para position, making it a valuable intermediate in organic synthesis and material science. Its IUPAC name, phenyl-(4-phenylphenyl)methanone, reflects its precise structural configuration. With a molecular weight of 258.32 g/mol, this compound exhibits excellent thermal stability and is commonly utilized in photochemical applications, polymer research, and as a building block for advanced materials. Our product is rigorously tested for purity and consistency, ensuring reliable performance in laboratory and industrial settings.

Properties

• CAS Number: 2128-93-0
• Complexity: 302
• IUPAC Name: phenyl-(4-phenylphenyl)methanone
• InChI: InChI=1S/C19H14O/c20-19(17-9-5-2-6-10-17)18-13-11-16(12-14-18)15-7-3-1-4-8-15/h1-14H
• InChI Key: LYXOWKPVTCPORE-UHFFFAOYSA-N
• Exact Mass: 258.104465066
• Molecular Formula: C19H14O
• Molecular Weight: 258.3
• SMILES: C1=CC=C(C=C1)C2=CC=C(C=C2)C(=O)C3=CC=CC=C3
• Topological: 17.1
• Monoisotopic Mass: 258.104465066
• Physical Description: NKRA; Pellets or Large Crystals
• Synonyms: 4-Benzoylbiphenyl, 2128-93-0, 4-Phenylbenzophenone, p-Phenylbenzophenone, Benzophenone, 4-phenyl-, p-Benzoylbiphenyl, Methanone, [1,1′-biphenyl]-4-ylphenyl-, Trigonal 12, 4-Diphenyl phenyl ketone, p-Biphenylyl phenyl ketone, 4-Biphenylyl phenyl ketone, Eusolex 3490, Phenyl p-biphenylyl ketone, 4-Diphenylphenyl ketone, UK25C63WBD, NSC 55283, NSC 97365, Methanone, (1,1′-biphenyl)-4-ylphenyl-, EINECS 218-345-2, NSC-55283, NSC-97365, (1,1′-Biphenyl)-4-yl phenylmethanone, BRN 1876092, AI3-11253, Methanone, (1,1′-biphenyl)-4-yl phenyl-, DTXSID4062193, 4-07-00-01824 (Beilstein Handbook Reference), DTXCID2036453, Benzophenone, 4-phenyl-(6CI,7CI,8CI), 218-345-2, phenyl-(4-phenylphenyl)methanone, 4-phenyl benzophenone, 4-Benzoyldiphenyl, MFCD00003079, [1,1′-Biphenyl]-4-yl(phenyl)methanone, phenyl 4-phenylphenyl ketone, Methanone,1′-biphenyl]-4-ylphenyl-, (Biphenyl-4-yl)(phenyl)methanone, biphenyl, p-benzoyl-, ((1,1′-biphenyl)-4-yl)phenylmethanone, Maybridge4_000539, 4-Benzoylbiphenyl, 99%, 4-(Phenylcarbonyl)biphenyl, UNII-UK25C63WBD, NCIOpen2_001988, SCHEMBL41657, SCHEMBL3760594, CHEMBL5205515, SCHEMBL28052286, LYXOWKPVTCPORE-UHFFFAOYSA-, HMS1522I11, NSC55283, NSC97365, CCG-46778, SBB057197, (1,1′-biphenyl)-4-ylphenylmethanone, AKOS000277063, CS-W012536, FB34281, PS-7380, IDI1_031121, NCGC00177471-01, AC-13762, SY005697, [1,1′-Biphenyl]-4-yl(phenyl)methanone #, {[1,1′-biphenyl]-4-yl}(phenyl)methanone, DB-045531, NS00019709, P1116, ST50410415, SR-01000636452-1, BRD-K38568968-001-01-5, InChI=1/C19H14O/c20-19(17-9-5-2-6-10-17)18-13-11-16(12-14-18)15-7-3-1-4-8-15/h1-14H

Application

4-Benzoylbiphenyl is widely used as a photoinitiator in UV-curable coatings and inks due to its efficient light absorption properties. It serves as a key intermediate in the synthesis of liquid crystals and organic semiconductors for optoelectronic devices. Researchers also employ this compound in polymer stabilization and as a model substrate in photochemical studies.

Safety and Hazards

GHS Hazard Statements

• Not Classified
• Reported as not meeting GHS hazard criteria by 2211 of 2383 companies (only 7.2% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

Hazard Classes and Categories

• Not Classified

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