IUPAC Name: (3,4-Dihydroxyphenyl)-phenylmethanone
Molecular Formula: C₁₃H₁₀O₃
Molecular Weight: 214.22 g/mol
Index of Refraction: 1.647
Density: 1.302 g/cm³
Flash Point: 230.3 °C
Melting point: 133 °C
Appearance: Cream crystalline powder
Enthalpy of Vaporization: 71.64 kJ/mol
Boiling Point: 433.8 °C at 760 mmHg
Vapour Pressure: 3.93E-08 mmHg at 25 °C 
Structure of 3,4-Dihydroxybenzophenone (CAS NO.10425-11-3):
                      
Product Category of 3,4-Dihydroxybenzophenone (CAS NO.10425-11-3): Aromatic Benzophenones & Derivatives (substituted);Carbonyl Compounds;Ketones

 3,4-Dihydroxybenzophenone (CAS NO.10425-11-3) is used as pharmaceutical intermediate and  photosensitive dye intermediate.

Hazard Codes: Xi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. 
S37/39:Wear suitable gloves and eye/face protection.

 3,4-Dihydroxybenzophenone , its cas register number is 10425-11-3. It also can be called Methanone, (3,4-dihydroxyphenyl)phenyl- ; (3,4-Dihydroxyphenyl)(phenyl)methanone ; and (3,4-Dihydroxyphenyl)phenylmethanone .