C13H10O3
214.22 g/mol
Industrial ChemicalWarning
2,4-DIHYDROXYBENZOPHENONE
CAS131-56-6EC205-029-4
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
Ultraviolet light absorber and stabilizer
2,4-Dihydroxybenzophenone is an organic compound that functions as an ultraviolet light absorber and stabilizer. It is used to limit UV degradation in various materials, including plastics, coatings, and personal care products.
Ultraviolet light absorber in plasticsStabilizer in coatings and furniture finishesUV filter in sunscreen formulations
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.
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Related Compounds
ReferenceSame Category
Oxybenzone
CAS131-57-7
UV absorber and sunscreen agent
ReferenceSame Category
2-methylbenzophenone
CAS131-58-8
Photoinitiator in polymerization processes
ReferenceSame Category
Potassium hydroxide
CAS1310-58-3
used in soaps, drain cleaners, electroplating
ReferenceSame Category
Lithium hydroxide
CAS1310-65-2
Battery manufacturing chemical
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2,4-DIHYDROXYBENZOPHENONE (CAS 131-56-6) is 2914.50.
HS code (international, 6-digit)
2914.50
EU CN code (8-digit)
2914 50 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
(2,4-dihydroxyphenyl)-phenylmethanone
InChIKey
ZXDDPOHVAMWLBH-UHFFFAOYSA-N
SMILES
C1=CC=C(C=C1)C(=O)C2=C(C=C(C=C2)O)O
Synonyms (40)
- CUT
- HHB
- UV-0
- 2,4-DHB
- 2,4-DIHYDROXYBENZOPHENONE
- 2,4-Dihydroxybenzofenon
- 4,6-Dihydroxybenzophenone
- 4-Benzoyl resorcinol
- 4-benzoylbenzene-1,3-diol
- AE-641/01968047
- Advastab 48
- Benzophenone, 2,4-dihydroxy-
- Benzophenone,4-dihydroxy-
- Benzophenone-1
- Benzoresorcinol
- DHBP cpd
- Dastib 263
- Eastman Inhibitor DHPB
- Eastman inhibitor DHBP
- Inhibitor DHBP
- Quinsorb 010
- Resbenzophenone
- Syntase 100
- UF 1
- USAF DO-28
- USAF ND-54
- UV 12
- Uvinol 400
- Uvinul 400
- Uvistat 12
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