C13H10O5
246.21 g/mol
Industrial ChemicalWarning
2,2',4,4'-Tetrahydroxybenzophenone
CAS131-55-5EC205-028-9
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
ultraviolet light absorber in cosmetics and plastics
2,2',4,4'-Tetrahydroxybenzophenone, also known as Benzophenone-2, is a chemical compound that functions as a UV absorber. It is commonly used in sunscreens and plastics to protect against UVA and UVB radiation.
ultraviolet light absorber in cosmeticsultraviolet light absorber in plastics
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.
Sourcing 2,2',4,4'-Tetrahydroxybenzophenone?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Related Compounds
ReferenceSame Category
Benzoresorcinol
CAS131-56-6
Ultraviolet light absorber and stabilizer
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
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 2,2',4,4'-Tetrahydroxybenzophenone (CAS 131-55-5) 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
bis(2,4-dihydroxyphenyl)methanone
InChIKey
WXNRYSGJLQFHBR-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1O)O)C(=O)C2=C(C=C(C=C2)O)O
Synonyms (25)
- 27M
- 2,2',4,4'-hydroxybenophenone
- 2,4'-Tetrahydroxybenzophenone
- 4mgc
- Benzophenone-2
- Methanone,4-dihydroxyphenyl)-
- Phloroglucinol Impurity 88
- Uvinol D-50
- Uvinul D-50
- di2,4-dihydroxyphenyl ketone
Sourcing 2,2',4,4'-Tetrahydroxybenzophenone?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.