IUPAC Name: 4-aminopyridine-3-carbaldehyde 
Empirical Formula: C₆H₆N₂O
Molecular Weight: 122.1246g/mol
Structure of 3-Pyridinecarboxaldehyde,4-amino- (CAS NO.42373-30-8):

Index of Refraction: 1.652
Molar Refractivity: 35.33 cm³
Molar Volume: 96.6 cm³
Polarizability: 14 10^-24cm³
Surface Tension: 63.1 dyne/cm
Density: 1.264 g/cm³
Flash Point: 160.7 °C
Enthalpy of Vaporization: 58.59 kJ/mol
Boiling Point: 342.2 °C at 760 mmHg
Vapour Pressure: 7.66E-05 mmHg at 25°C 
Product Categories: Pyridine series;Aldehydes;Pyridines;Pyridine 
Canonical SMILES: C1=CN=CC(=C1N)C=O
InChI: InChI=1S/C6H6N2O/c7-6-1-2-8-3-5(6)4-9/h1-4H,(H2,7,8)
InChIKey: GTPZHMGXKZIHKW-UHFFFAOYSA-N

Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
Hazard Note: Irritant
HazardClass: IRRITANT

  3-Pyridinecarboxaldehyde,4-amino- , its cas register number is 42373-30-8. It also can be called 4-Aminonicotinaldehyde ;
 4-Amino-3-formylpyridine ; 4-Amino-3-pyridinecarboxaldehyde ; 4-aminopyridine-3-carbaldehyde . 3-Pyridinecarboxaldehyde,4-amino- (CAS NO.42373-30-8) is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.