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Vanillic acid  Structure

Vanillic acid

Chemical Properties

Melting point 208-210 °C(lit.)
Boiling point 257.07°C (rough estimate)
Density  1.3037 (rough estimate)
refractive index  1.5090 (estimate)
FEMA  3988 | 4-HYDROXY-3-METHOXYBENZOIC ACID
storage temp.  Store below +30°C.
solubility  Acetonitrile (Slightly), Aqueous Base (Slightly), DMSO (Slightly), Methanol (Slightly)
pka pKa 4.53(H2O t = 25 c = 0.016–0.001) (Uncertain)
form  Liquid
color  Clear colorless to brown, may darken during storage
Odor at 100.00 %. dairy milky custard creamy powdery vanilla bean
Odor Type creamy
Water Solubility  Soluble in water, alcohol and ether.
Merck  14,9931
JECFA Number 959
BRN  2208364
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey WKOLLVMJNQIZCI-UHFFFAOYSA-N
LogP 1.30
CAS DataBase Reference 121-34-6(CAS DataBase Reference)
NIST Chemistry Reference Benzoic acid, 4-hydroxy-3-methoxy-(121-34-6)
EPA Substance Registry System Vanillic acid (121-34-6)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  37/39-26-36
WGK Germany  1
RTECS  YW5300000
Hazard Note  Irritant
TSCA  Yes
HS Code  29189090

MSDS

Usage And Synthesis

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