2 4-Dihydroxybenzophenone CAS 131-56-6

Product name:2 4-Dihydroxybenzophenone
CAS:131-56-6
MF:C13H10O3
MW:214.22

EINECS: 205-029-4
Melting point: 144.5-147 °C
Boiling point: 194 °C
Density: 1,32 g/cm3

Purity:≥99%

White crystalline powder

1. 2,4-Dihydroxybenzophenone CAS 131-56-6 is used as an ultraviolet light absorber in polymers, paints, and sunscreening agents, and as a UV stabilizer for polymers.
2. 2,4-Dihydroxybenzophenone CAS 131-56-6 is used as a light stabilizer in cosmetic products, protecting the product formulation from the harmful effects of UV radiation.
3. 2,4-Dihydroxybenzophenone CAS 131-56-6 serves as a chemical intermediate for synthesizing polymerizable UV stabilizers and mordant/disperse azo dyes.
4. 2,4-Dihydroxybenzophenone CAS 131-56-6 is used in the synthesis of ultraviolet-absorbing monomers by reaction with glycidyl acrylate and glycidyl methacrylate.

1. Store 2,4-Dihydroxybenzophenone CAS 131-56-6 in a cool, dry, and well-ventilated place below 15°C, away from fire and heat sources .
2. 2,4-Dihydroxybenzophenone CAS 131-56-6 powder can be stored at -20°C for up to 3 years or at 4°C for up to 2 years .
3. 2,4-Dihydroxybenzophenone CAS 131-56-6 stock solutions should be stored at -80°C for up to 6 months or at -20°C for up to 1 month, avoiding repeated freeze-thaw cycles .
4. Keep 2,4-Dihydroxybenzophenone CAS 131-56-6 away from strong oxidizing agents, strong bases, and peroxide compounds .

1. 2,4-Dihydroxybenzophenone CAS 131-56-6 causes serious eye irritation (H319) .
2. 2,4-Dihydroxybenzophenone CAS 131-56-6 is suspected of damaging fertility and the unborn child (H361fd) .
3. 2,4-Dihydroxybenzophenone CAS 131-56-6 is toxic to aquatic life with long-lasting effects (H411) .
4. 2,4-Dihydroxybenzophenone CAS 131-56-6 has low acute oral toxicity with an LD50 of 8,600 mg/kg in rats, and is not a skin irritant in rabbit tests .

1. 2,4-Dihydroxybenzophenone CAS 131-56-6 is not considered safe for use as a light stabilizer in cosmetic products according to the SCCS, due to genotoxicity potential and endocrine-active properties .
2. 2,4-Dihydroxybenzophenone CAS 131-56-6 exhibits estrogenic activity and weak anti-androgenic activity in in vitro and in vivo studies .
3. 2,4-Dihydroxybenzophenone CAS 131-56-6 is not classified as a carcinogen by the supplier, but the IARC Advisory Group has recommended a high-priority evaluation due to mechanistic evidence of genotoxicity and receptor-mediated effects .
4. 2,4-Dihydroxybenzophenone CAS 131-56-6 requires protective gloves (nitrile rubber, 0.11 mm thickness), safety goggles, and a P3 particulate filter when dust is generated .

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