2,2',4,4'-Tetrahydroxybenzophenone , >98.0%(HPLC) , 131-55-5

CAS NO.：131-55-5

Empirical Formula: C13H10O5

Molecular Weight: 246.22

MDL number: MFCD00002278

EINECS: 205-028-9

PRODUCT Properties

• Melting point: 198-200 °C(lit.)
• Boiling point: 349.21°C (rough estimate)
• Density: 1.216
• refractive index: 1.4825 (estimate)
• storage temp.: Sealed in dry,Room Temperature
• solubility: DMSO (Slightly, Sonicated), Methanol (Slightly)
• form: Solid
• pka: 6.98±0.35(Predicted)
• color: Needles from H2O
• Water Solubility: Slightly soluble in water.
• BRN: 1914746
• Stability: Hygroscopic
• Cosmetics Ingredients Functions: FRAGRANCE; UV ABSORBER; LIGHT STABILIZER
• Cosmetic Ingredient Review (CIR): 2,2',4,4'-Tetrahydroxybenzophenone (131-55-5)
• InChI: 1S/C13H10O5/c14-7-1-3-9(11(16)5-7)13(18)10-4-2-8(15)6-12(10)17/h1-6,14-17H
• InChIKey: WXNRYSGJLQFHBR-UHFFFAOYSA-N
• SMILES: Oc1ccc(c(O)c1)C(=O)c2ccc(O)cc2O
• LogP: 3.091 (est)
• CAS DataBase Reference: 131-55-5(CAS DataBase Reference)
• NIST Chemistry Reference: 2,2',4,4'-Tetrahydroxybenzophenone(131-55-5)
• EPA Substance Registry System: 2,2',4,4'-Tetrahydroxybenzophenone (131-55-5)

Description and Uses

2,2',4,4'-Tetrahydroxybenzophenone is a uV-absorber that helps protect against product degradation because of uV-light exposure. It can also mask odor associated with a formulation’s composition.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H302-H317-H319
• Precautionary statements: P261-P264-P280-P301+P312-P302+P352-P305+P351+P338
• PPE: dust mask type N95 (US), Eyeshields, Gloves
• Hazard Codes: Xn,Xi
• Risk Statements: 22-36/37/38
• Safety Statements: 26-36-37/39
• WGK Germany: 3
• RTECS: DJ1892000
• TSCA: TSCA listed
• HS Code: 29145090
• Storage Class: 11 - Combustible Solids
• Hazard Classifications: Acute Tox. 4 Oral; Eye Irrit. 2; Skin Sens. 1A
• Hazardous Substances Data: 131-55-5(Hazardous Substances Data)
• Toxicity: LD50 oral in rat: 1220mg/kg