2,3-Difluorobenzonitrile(21524-39-0) exists as colorless to light yellow liquid with a nitrile odor.
Molecular Structure:
IUPAC Name:2,3-difluorobenzonitrile
Synonyms:BUTTPARK 87\01-74;2,3-DIFLUOROBENZONITRILE;2,3-Difluorobenzonitrile,99%;2,3-Difluorobenzonitrile 98%;2,3-Difluorobenzonitrile98%;2-chloro-5-(trifluoromethoxy)benzonitrile;Benzonitrile, 2,3-difluoro-
Molecular Formula:C₇H₃F₂N
Molecular Weight:139.1
EINECS:244-418-3
Density:1.254 g/mL at 25 ℃(lit.)
Boiling Point:189 ℃
Flash Point:167 ^°F
Index of Refraction:1.4882

2,3-Difluorobenzonitrile(21524-39-0) is an important chemical intermediate in organic synthesis. 2,3-Difluorobenzonitrile(21524-39-0) is applicable to produce pharmaceutical intermediates as well as organic solvents. Besides,  2,3-Difluorobenzonitrile(21524-39-0) is used in the fields of dye, pesticide and spices production.

Hazard Codes:Xn,Xi,T
Risk Statements:20/21/22-36/37/38
20/21/22:Harmful by inhalation, in contact with skin and if swallowed
36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:26-36/37/39-36/37
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36/37/39:Wear suitable protective clothing, gloves and eye/face protection
36/37:Wear suitable protective clothing and gloves
RIDADR:3276
WGK Germany:3
Hazard Note:Toxic
HazardClass:6.1
PackingGroup:III

Chemical Stability:Stable. 
Conditions to Avoid:Incompatible materials. 
Incompatibilities with Other Materials:Strong oxidizing agents, strong reducing agents, strong acids, strong bases. 
Hazardous Decomposition Products:Nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen fluoride gas. 
Hazardous Polymerization:Will not occur.