Name | 2,4-Dihydroxybenzophenone |
Synonyms | BP-1 UV-0 Benzophenone-1 Benzoresorcinol Resbenzophenone 4-benzoylresorcinol Ultraviolet absorber UV-0 2,4-Dihydroxybenzophenone Ultraviolet absorbent UV-0 2,4-Dihydroxy Benzophenone (2,4-dihydroxyphenyl)phenyl-methanone 2,4-Dihydroxybenzophenone(Benzophenone-1) |
CAS | 131-56-6 |
EINECS | 205-029-4 |
InChI | InChI=1/C13H10O3/c14-10-6-7-11(12(15)8-10)13(16)9-4-2-1-3-5-9/h1-8,14-15H |
InChIKey | ZXDDPOHVAMWLBH-UHFFFAOYSA-N |
Molecular Formula | C13H10O3 |
Molar Mass | 214.22 |
Density | 1.302g/cm3 |
Melting Point | 142-147℃ |
Boling Point | 409°C at 760 mmHg |
Flash Point | 215.3°C |
Water Solubility | insoluble |
Solubility | Insoluble in water, soluble in ethanol, ether, glacial acetic acid, slightly soluble in cold benzene, soluble in methanol, isopropanol, acetone and ethyl acetate. |
Vapor Presure | 2.84E-07mmHg at 25°C |
Appearance | Form Crystalline Powder, color Yellow |
pKa | 7.72±0.35(Predicted) |
PH | 5 (10g/l, H2O, 20℃)(slurry) |
Storage Condition | Store below +30°C. |
Refractive Index | 1.647 |
MDL | MFCD00002277 |
Physical and Chemical Properties | Melting point 142-147°C boiling point 194°C (1 mmHg) flash point 125°C water-soluble insoluble |
Use | Mainly used in plastic as a light stabilizer, can effectively protect the organic glass and cloth, to prevent information and other deterioration due to light, also used as an intermediate for the synthesis of other UV absorbers. |
Hazard Symbols | Xi - Irritant |
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
WGK Germany | 2 |
RTECS | DJ0700000 |
TSCA | Yes |
HS Code | 29145000 |
Toxicity | LD50 orally in Rabbit: > 5000 mg/kg |