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Basic Information
CAS No.: 42019-78-3
Name: 4-Chloro-4'-hydroxybenzophenone
Article Data: 41
Molecular Structure:
Molecular Structure of 42019-78-3 (4-Chloro-4'-hydroxybenzophenone)
Formula: C13H9ClO2
Molecular Weight: 232.666
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
Melting Point: 177-181 °C
Boiling Point: 404 ºC at 760 mmHg
Flash Point: 198.1ºC
Appearance: light grey to beige-brown powder
Hazard Symbols: IrritantXi,HarmfulXn
Risk Codes: 36/37/38-20/21/22
Safety: 24/25-37/39-26-36
PSA: 37.30000
LogP: 3.27660
Synthetic route

C19H23ClO2Si

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere; Schlenk technique;97%
2069-48-9

4-chloro-4'-fluoro-benzophenone

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With sodium hydroxide In water; dimethyl sulfoxide at 120℃; for 16h; Inert atmosphere; Schlenk technique;94%
With potassium hydroxide In water; dimethyl sulfoxide at 60℃; for 18h;
10547-60-1

4-chloro-4'-methoxybenzophenone

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With hydrogen bromide; acetic acid In water at 125℃; Reagent/catalyst;94%
With boron tribromide In tetrahydrofuran at -78 - 20℃; for 2h;92%
With aluminum (III) chloride In toluene at 0 - 100℃; for 4h;90%
873-73-4

4-n-chlorophenylacetylene

106-51-4

p-benzoquinone

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With dipotassium peroxodisulfate; trifluoroacetic acid In water; acetonitrile at 25℃; for 6h; Irradiation;90%
623-03-0

4-Cyanochlorobenzene

108-95-2

phenol

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With hydrogenchloride; zinc(II) chloride In water; 1,2-dichloro-ethane at 90℃; for 7h; Reflux;88.1%
Stage #1: 4-Cyanochlorobenzene; phenol With hydrogenchloride; zinc(II) chloride In 1,2-dichloro-ethane at 90℃;
Stage #2: With hydrogenchloride; water In 1,2-dichloro-ethane at 20℃; for 5h; Temperature; Reflux;
88.2%
873-73-4

4-n-chlorophenylacetylene

108-95-2

phenol

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With oxygen; copper(l) chloride In acetonitrile at 25 - 28℃; for 20h; Irradiation; regioselective reaction;86%
164852-89-5

4-((4-chlorophenyl)(hydroxy)methyl)phenol

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With oxygen; Langlois reagent In acetonitrile at 25℃; under 760.051 Torr; for 12h; Irradiation;76%
1871-38-1

phenyl 4-chlorobenzoate

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With aluminium trichloride for 0.0833333h;41.3%
With aluminium trichloride
1871-38-1

phenyl 4-chlorobenzoate

A

42019-78-3

4-chloro-4'-hydroxybenzophenone

B

2985-79-7

4'-chloro-2-hydroxybenzophenone

Conditions
ConditionsYield
With aluminium trichloride
4913-77-3

4-amino-4'-chlorobenzophenone

42019-78-3

4-chloro-4'-hydroxybenzophenone

Conditions
ConditionsYield
With ethanol; sulfuric acid; sodium nitrite
Multi-step reaction with 2 steps
1: sodium nitrite; alcoholic sulfuric acid / Diazotization.und nachfolgenden Kochen
2: glacial acetic acid; hydrobromic acid
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    Product name:4-Chloro-4-Hydroxybenzophenone CAS No.:42019-78-3 Molecule Formula:C13H9ClO2 Molecule Weight:232.66 Purity: 99.0% Package: 25kg/drum Description:Light grey to beige-brown powder Manufacture Standards:Enterprise Standard

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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: HarmfulXnIrritantXi
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