Product Name

  • Name

    3-Hydroxy-4-methoxybenzoic acid

  • EINECS 211-430-5
  • CAS No. 645-08-9
  • Article Data71
  • CAS DataBase
  • Density 1.351 g/cm3
  • Solubility Slightly soluble
  • Hazard Symbols
  • Synonyms Isovanillicacid (6CI); p-Anisic acid, 3-hydroxy- (7CI,8CI); 3-Hydroxy-4-methoxybenzoicacid; 3-Hydroxy-p-anisic acid; 4-Methoxy-3-hydroxybenzoic acid;5-Carboxy-2-methoxyphenol
  • PSA 66.76000
  • LogP 1.09900

3-Hydroxy-4-methoxybenzoic acid Chemical Properties

The Molecular formula of 3-HYDROXYANISIC ACID(645-08-9): C8H8O4
The Molecular Weight of 3-HYDROXYANISIC ACID(645-08-9): 168.15
Molecular Structure:
EINECS: 211-430-5
Melting point: 250-253 °C(lit.)
Boiling Point: 344.3 °C at 760 mmHg 
Flash Point: 145.2 °C
Index of Refraction: 1.585 
Molar Refractivity: 41.74 cm3 
Molar Volume: 124.3 cm3 
Polarizability: 16.54 10-24 cm3 
Surface Tension: 56.5 dyne/cm 
Density: 1.351 g/cm3  
Enthalpy of Vaporization: 62.08 kJ/mol 
Vapour Pressure: 2.53E-05 mmHg at 25°C 
BRN: 2208365
IUPAC Name: 3-hydroxy-4-methoxybenzoate
Synonyms: AKOS 220-48;3-HYDROXYANISIC ACID;ISOVANILLIC ACID;RARECHEM AL BE 0068;3-HYDROXY-4-METHOXYBENZOIC ACID;3-hydroxy-p-anisicaci;4-METHOXY-3-HYDROXYBENZOIC ACID;3-hydroxy-4-methoxy-benzoicaci;

3-Hydroxy-4-methoxybenzoic acid Toxicity Data With Reference

The TOXICITY of  3-HYDROXYANISIC ACID(645-08-9):
1.rat LD50 intraperitoneal 2974mg/kg (2974mg/kg)  
  Source:Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 243, Pg. 609, 1956.

3-Hydroxy-4-methoxybenzoic acid Safety Profile

Moderately toxic by intraperitoneal route. When heated to decomposition it emits acrid smoke and fumes.
The Hazard Codes of 3-HYDROXYANISIC ACID(645-08-9):  Xi
The Risk Statements information of 3-HYDROXYANISIC ACID(645-08-9):
36/37/38:  Irritating to eyes, respiratory system and skin 
The Safety Statements information of 3-HYDROXYANISIC ACID(645-08-9):
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36:  Wear suitable protective clothing 
37/39:  Wear suitable gloves and eye/face protection 
WGK Germany: 3
RTECS: BZ4850000

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