Basic information
- Name:
4-Chloro-4'-hydroxybenzophenone
- CAS No.:
42019-78-3
- Molecular Structure:
- Formula:
- C13H9ClO2
- Molecular Weight:
- 232.67
- Synonyms:
- Benzophenone,4-chloro-4'-hydroxy- (6CI);(4-Chlorophenyl)(4-hydroxyphenyl)methanone;1-(4-Chlorophenyl)-1-(4-hydroxyphenyl)methanone;4-(4-Chlorobenzoyl)phenol;
- EINECS:
- 255-627-4
- Density:
- 1.307 g/cm3
- Boiling Point:
- 404 ºC at 760 mmHg
- Flash Point:
- 198.1ºC
- Appearance:
- light grey to beige-brown powder
- Hazard Symbols:
Xi,
Xn- Risk Codes:
- 36/37/38-20/21/22
- Safety Description:
- 24/25-37/39-26-36 Details
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Chemistry
The Molecular Structure of 4-Chloro-4'-hydroxybenzophenone (CAS NO.42019-78-3):
Empirical Formula: C13H9ClO2
Molecular Weight: 232.6624
IUPAC Name: (4-chlorophenyl)-(4-hydroxyphenyl)methanone
Appearance: light grey to beige-brown powder
Nominal Mass: 232 Da
Average Mass: 232.6624 Da
Monoisotopic Mass: 232.029107 Da
Index of Refraction: 1.623
Molar Refractivity: 62.82 cm3
Molar Volume: 177.9 cm3
Surface Tension: 51.9 dyne/cm
Density: 1.307 g/cm3
Flash Point: 198.1 °C
Enthalpy of Vaporization: 68.09 kJ/mol
Boiling Point: 404 °C at 760 mmHg
Vapour Pressure: 4.17E-07 mmHg at 25°C
Synonyms: 4-p-Chlorobenzoylphenol ; EINECS 255-627-4 ; 4-Chloro-4'-hydroxybenzophenone ; Methanone, (4-chlorophenyl)(4-hydroxyphenyl)-
Product Categories: FINE Chemical & INTERMEDIATES;Aromatic Benzophenones & Derivatives (substituted)
Safety Profile
Hazard Codes: 
Xn
Xi
Risk Statements: 36/37/38-20/21/22
R36/37/38: Irritating to eyes, respiratory system and skin
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed
Safety Statements: 24/25-37/39-26-36
S24/25: Avoid contact with skin and eyes
S37/39: Wear suitable gloves and eye/face protection
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36: Wear suitable protective clothing
Hazard Note: Irritant
