Molecular Structure of 3-Methyl-4-pyridinecarboxaldehyde (CAS No.74663-96-0):
 
Molecular Formula: C₇H₇NO
Molecular Weight: 121.13658
IUPAC Name: 3-Methylpyridine-4-carbaldehyde
CAS No: 74663-96-0
H bond acceptors: 2
H bond donors: 0
Freely Rotating Bonds: 1
Polar Surface Area: 29.96 Å²
Index of Refraction: 1.563
Molar Refractivity: 35.92 cm³
Molar Volume: 110.5 cm³
Surface Tension: 43.5 dyne/cm
Density: 1.095 g/cm³
Flash Point: 98.5 °C
Enthalpy of Vaporization: 46.68 kJ/mol
Boiling Point: 230.2 °C at 760 mmHg
Vapour Pressure: 0.0668 mmHg at 25°C
Product Categories: Aldehyde;Pharmacetical;Pyridines
InChI: InChI=1/C7H7NO/c1-6-4-8-3-2-7(6)5-9/h2-5H,1H3
InChIKey: JFFOBFAGCSLMSV-UHFFFAOYAA
Std. InChI: InChI=1S/C7H7NO/c1-6-4-8-3-2-7(6)5-9/h2-5H,1H3
Std. InChIKey: JFFOBFAGCSLMSV-UHFFFAOYSA-N

Safety Information of 3-Methyl-4-pyridinecarboxaldehyde (CAS No.74663-96-0):
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.
HazardClass: IRRITANT

   3-Methyl-4-pyridinecarboxaldehyde (CAS No.74663-96-0), it also can be called 3-Methylisonicotinaldehyde ; 4-Pyridinecarboxaldehyde, 3-methyl- ; 3-Methyl-pyridine-4-carbaldehyde ; 5-Methylpyridine-4-carboxaldehyde .