C13H10O
182.22 g/mol
Industrial ChemicalDanger
Diphenylmethanone
CAS119-61-9EC204-337-6
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
Ultraviolet absorber intermediate
Diphenylmethanone is a chemical compound commonly known as benzophenone. It serves as an ultraviolet absorber intermediate, primarily utilized in industrial applications such as coatings, plastics, and adhesives to improve UV stability.
Fixative for heavy perfumesManufacture of antihistamines and hypnoticsUltraviolet absorber in plastics and coatings
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 119-61-9
Related Compounds
SimilarStructure SimilarSimilarity 0.74
4-Benzoylbiphenyl
CAS2128-93-0
Research compound
SimilarStructure SimilarSimilarity 0.74
4-hydroxybenzophenone
CAS1137-42-4
UV absorber for coatings and plastics
ReferenceSame Category
Tetralin
CAS119-64-2
hydrogen-donor solvent
ReferenceSame Category
Isoquinoline
CAS119-65-3
manufacture of dyes, insecticides, antimalarials
ReferenceSame Category
2-nitrodiphenylamine
CAS119-75-5
Stabilizer for nitroglycerin and propellants
ReferenceSame Category
2,2'-dithiodibenzoic acid
CAS119-80-2
Industrial intermediate for chemical synthesis
Referencestereoisomer of
(2H10)Benzophenone
CAS22583-75-1
research compound
Safety Reference
Danger
H350May cause cancer
H373May cause damage to organs through prolonged or repeated exposure
H411Toxic to aquatic life with long lasting effects
H302Harmful if swallowed
H320Causes eye irritation
H351Suspected of causing cancer
H401Toxic to aquatic life
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Diphenylmethanone (CAS 119-61-9) is 2914.39.
HS code (international, 6-digit)
2914.39
EU CN code (8-digit)
2914 39 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
diphenylmethanone
InChIKey
RWCCWEUUXYIKHB-UHFFFAOYSA-N
SMILES
C1=CC=C(C=C1)C(=O)C2=CC=CC=C2
Synonyms (56)
- Benzophenone, European Pharmacopoeia (EP)
- Benzophenone, United States Pharmacopeia (USP)
- DAROCUR BP
- Diphenhydramine EP Impurity E; Dimenhydrinate EP Impurity J; Phenytoin Sodium EP Impurity A
- Kayacure bp
- SPEEDCURE BP
- 1dzp
- ADK STAB 1413
- Adjutan 6016
- BENZOPHENONE (8CI)
- Benzene, benzoyl-
- Benzopheneone
- Benzophenon
- Benzophenone (NIST)
- Benzophenone (Standard)
- Benzophenone CRS
- Benzophenone, SAJ first grade
- Benzophenone, for synthesis
- Benzoylbenzene
- Caswell No. 081G
- DIPHENHYDRAMINE IMPURITY E
- Dimenhydrinate Impurity J
- Dipheny ketone
- Diphenyl ketone
- Diphenyl-methanon
- Diphenylmethanone, 9CI
- FEMA 2134
- Ketone, diphenyl
- METHANONE, DIPHENYL- (9CI)
- Melting point standard 47-49C
- Methanone, diphenyl-
- PHENYTOIN IMPURITY A
- PHENYTOIN SODIUM IMPURITY A
- Phenyl ketone
- Phenytoin Impurity 7
- a-Oxodiphenylmethane
- a-Oxoditane
- alpha-Oxodiphenylmethane
- alpha-Oxoditane
- benzophenone-
- diphenylmethanone
- meta-benzophenone