2-Hydroxy-4-methoxybenzophenone-5-sulfonic Acid Hydrate , 98% , 4065-45-6

Synonym(s):
5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid;HMBS;Sulisobenzone

CAS NO.：4065-45-6

Empirical Formula: C14H12O6S

Molecular Weight: 308.31

MDL number: MFCD00024962

EINECS: 223-772-2

PRODUCT Properties

• Melting point: 170 °C
• Boiling point: 0°C
• Density: 1.4574 (rough estimate)
• vapor pressure: 0Pa at 25℃
• refractive index: 1.5300 (estimate)
• Flash point: 0°C
• storage temp.: Inert atmosphere,Room Temperature
• solubility: DMSO (Slightly), Methanol (Slightly)
• form: Solid
• pka: -0.70±0.50(Predicted)
• color: White to Off-White
• Water Solubility: 300.92g/L at 25℃
• Merck: 14,8983
• BRN: 2889165
• InChIKey: CXVGEDCSTKKODG-UHFFFAOYSA-N
• LogP: 0.515 at 25℃

Description and Uses

UV light absorber 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid (INCI title Benzophenone-4; Hereinafter to be referred to as BP-4) can absorb UV-A and UV-B simultaneously; Be a kind of wide spectrum, water-soluble UV light absorber; To advantages such as light, Heat stability is goods, be used for water-soluble makeup and make sun-screening agent. Being the cosmetics additive that Europe and Japanese rules allow use, it is also the first kind of sun-screening agent of drugs approved by the FDA and is simultaneously the UV light absorber that China's cosmetics health standard (2002 editions) permission. Its acute toxicity: the oral medium lethal dose LD50=3530mg/kg of mouse belongs to the low toxicity chemical.

Ultraviolet absorber for leather and textile fibers; in cosmetics and shampoos.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H412
• Precautionary statements: P264-P273-P280-P302+P352-P305+P351+P338-P332+P313
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26-36-37/39-36/37/39-27
• WGK Germany: 1
• RTECS: DB5044300
• TSCA: Yes
• HS Code: 29147000