-
Name
2,5-DIPHENYL-P-BENZOQUINONE
- EINECS 212-680-8
- CAS No. 844-51-9
- Article Data21
- CAS DataBase
- Density 1.237 g/cm3
- Solubility
- Melting Point 215-217°C
- Formula C18H12 O2
- Boiling Point 457.9 °C at 760 mmHg
- Molecular Weight 260.292
- Flash Point 170.5 °C
- Transport Information
- Appearance bright yellow powder
- Safety 26-37
- Risk Codes 36/37/38
-
Molecular Structure
-
Hazard Symbols
Xi
- Synonyms Quinone,2,5-diphenyl- (3CI); p-Benzoquinone, 2,5-diphenyl- (6CI,7CI,8CI);2,5-Diphenyl-1,4-benzoquinone; 2,5-Diphenyl-p-benzoquinone; NSC 8725; StearerDPQ
- PSA 34.14000
- LogP 3.30540
2,5-Diphenylquinone Chemical Properties
The Molecular Structure of 2,5-Cyclohexadiene-1,4-dione,2,5-diphenyl- (CAS NO.844-51-9) is
Cas Register Number: 844-51-9
IUPAC Name: 2,5-Diphenylcyclohexa-2,5-diene-1,4-dione
Synonyms: 2,5-Diphenyl-4-benzoquinone ; 2,5-Diphenyl-1,4-benzoquinone ; 2,5-Diphenyl-p-benzoquinone ; 2,5-Cyclohexadiene-1,4-dione, 2,5-diphenyl- ; 2,5-Diphenyl-p-benzoquinone ; p-Benzoquinone, 2,5-diphenyl- (8CI)
Molecular formula: C18H12O2
Molecular weight: 0.286680g/mol
Product Categories: Anthraquinones, Hydroquinones and Quinones;Benzoquinones
H bond acceptors: 2
H bond donors: 0
Freely Rotating Bonds: 2
Polar Surface Area: 34.14 Å2
Index of Refraction: 1.642
Molar Refractivity: 76.01 cm3
Molar Volume: 210.3 cm3
Surface Tension: 52.5 dyne/cm
Density: 1.237 g/cm3
Flash Point: 170.5 °C
Enthalpy of Vaporization: 71.81 kJ/mol
Boiling Point: 457.9 °C at 760 mmHg
Vapour Pressure of 2,5-Cyclohexadiene-1,4-dione,2,5-diphenyl- (CAS NO.844-51-9): 1.43E-08 mmHg at 25°C
2,5-Diphenylquinone Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-37
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37: Wear suitable gloves.
HazardClass: IRRITANT
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