Product Name

  • Name

    3-METHYL-4-PYRIDINECARBOXYLIC ACID

  • EINECS
  • CAS No. 4021-12-9
  • Article Data20
  • CAS DataBase
  • Density 1.23 g/cm3
  • Solubility
  • Melting Point 235oC
  • Formula C7H7NO2
  • Boiling Point 388.569 °C at 760 mmHg
  • Molecular Weight 137.138
  • Flash Point 188.8 °C
  • Transport Information
  • Appearance
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 4021-12-9 (3-METHYL-4-PYRIDINECARBOXYLIC ACID)
  • Hazard Symbols IrritantXi
  • Synonyms Isonicotinicacid, 3-methyl- (6CI,7CI,8CI);3-Methyl-4-pyridinecarboxylic acid;3-Methylisonicotinic acid;
  • PSA 50.19000
  • LogP 1.08820

3-Methyl-4-pyridinecarboxylic acid Chemical Properties

Molecular Structure of 3-Methyl-4-pyridinecarboxylic acid (CAS NO.4021-12-9):

IUPAC Name: 3-methylpyridine-4-carboxylic acid 
Empirical Formula: C7H7NO2
Molecular Weight: 137.136
H bond acceptors: 3
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 50.19 Å2
Index of Refraction: 1.561
Molar Refractivity: 36.099 cm3
Molar Volume: 111.462 cm3
Surface Tension: 53.319 dyne/cm
Density: 1.23 g/cm3
Flash Point: 188.8 °C
Enthalpy of Vaporization: 67.27 kJ/mol
Boiling Point: 388.569 °C at 760 mmHg
Vapour Pressure: 0 mmHg at 25°C
Product Categories: pharmacetical; Pyridines
SMILES: Cc1cnccc1C(=O)O
InChI: InChI=1/C7H7NO2/c1-5-4-8-3-2-6(5)7(9)10/h2-4H,1H3,(H,9,10)

3-Methyl-4-pyridinecarboxylic acid Safety Profile

Hazard Codes: IrritantXi
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-pyridinecarboxylic acid Specification

  3-Methyl-4-pyridinecarboxylic acid , with CAS number of 4021-12-9, can be called 4-pyridinecarboxylic acid, 3-methyl- ; 3-Methyl-isonicotinic acid ; 3-methylpyridine-4-carboxylic acid .

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