Basic information
- Name:
2,6-Difluorobenzonitrile
- CAS No.:
1897-52-5
- Molecular Structure:
- Formula:
- C7H3F2N
- Molecular Weight:
- 139.10
- Synonyms:
- Benzonitrile, 2,6-difluoro-;2,6-Difluorobenznitrile;
- EINECS:
- 217-589-7
- Density:
- 1.26 g/cm3
- Melting Point:
- 25-28 °C(lit.)
- Boiling Point:
- 174 °C at 760 mmHg
- Flash Point:
- 80 °C
- Appearance:
- white to light yellow crystal powder
- Hazard Symbols:
Xn,
T,
Xi- Risk Codes:
- 20/21/22-36/37/38
- Safety Description:
- 26-36-36/37/39 Details
- Transport Information:
- UN 1325
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Chemistry
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IUPAC Name: 2,6-Difluorobenzonitrile
Molecular Formula: C7H3F2N
Molecular Weight: 139.10 g/mol
SMILES: N#Cc1c(F)cccc1F
InChI: InChI=1/C7H3F2N/c8-6-2-1-3-7(9)5(6)4-10/h1-3H
EINECS: 217-589-7
Product Categories: Aromatic Nitriles; Fluorobenzene; Nitrile; C6 to C7; Cyanides / Nitriles; Nitrogen Compounds
Index of Refraction: 1.486
Molar Refractivity: 31.54 cm3
Molar Volume: 109.7 cm3
Surface Tension: 35.3 dyne/cm
Density: 1.26 g/cm3
Flash Point: 80 °C
Enthalpy of Vaporization: 41.04 kJ/mol
Boiling Point: 174 °C at 760 mmHg
Melting Point: 25-28 °C(lit.)
Vapour Pressure of 2,6-Difluorobenzonitrile (CAS NO.1897-52-5): 1.23 mmHg at 25 °C
Safety Profile
Hazard Codes: 
Xn,
T,
Xi
Risk Statements: 20/21/22-36/37/38
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RIDADR: 3439
WGK Germany: 3
Hazard Note: Toxic
HazardClass: 6.1
PackingGroup of 2,6-Difluorobenzonitrile (CAS NO.1897-52-5): III
Specification
2,6-Difluorobenzonitrile (CAS NO.1897-52-5), its Synonyms are Benzonitrile, 2,6-difluoro- ; 2,6-Difluoro-benzonitril ; 2,6-Difluorobenzonitrile 99% . It is white to light yellow crystal powder.
