Empirical Formula: C₅H₅FN₂
Molecular Weight: 112.105
Nominal Mass: 112 Da
Average Mass: 112.105 Da
Monoisotopic Mass: 112.043676 Da 
Index of Refraction: 1.554
Molar Refractivity: 28.57 cm³
Molar Volume: 89.1 cm³
Surface Tension: 47.7 dyne/cm
Density: 1.257 g/cm³
Flash Point: 71.8 °C
Enthalpy of Vaporization: 43.13 kJ/mol
Boiling Point: 195.1 °C at 760 mmHg
Vapour Pressure: 0.426 mmHg at 25 °C
Melting Point: 93-97 °C(lit.)
Appearance: Light yellow cryst
Structure of 2-Amino-5-fluoropyridine (CAS NO.21717-96-4):
                         
IUPAC Name: 5-Fluoropyridin-2-amine
Canonical SMILES: C1=CC(=NC=C1F)N
InChI: InChI=1S/C5H5FN2/c6-4-1-2-5(7)8-3-4/h1-3H,(H2,7,8)
InChIKey: YJTXQLYMECWULH-UHFFFAOYSA-N
Product Category of 2-Amino-5-fluoropyridine (CAS NO.21717-96-4): Fluorin-contained pyridine series;Pyridines;Pyridines derivates;Halopyridines;Boronic Acid;Heterocyclic Building Blocks;Amino-pyridine series

 2-Amino-5-fluoropyridine (CAS NO.21717-96-4) can be used as medicine, and pesticide intermediate.

Hazard Codes 2-Amino-5-fluoropyridine (CAS NO.21717-96-4):  Xi,  C 
Risk Statements: 36/37/38-34
R34:Causes burns. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-45-36/37/39-27
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S27:Take off immediately all contaminated clothing. 
S36:Wear suitable protective clothing. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

 2-Amino-5-fluoropyridine , its cas register number is 21717-96-4. It also can be called 2-Pyridinamine, 5-fluoro- ; 5-Fluor-2-pyridinamin ; and 5-Fluoro-2-pyridinamine .