Vanillin

Vanillin is an organic compound with the molecular formula C8H8O3.

Formula
C8H8O3
Molar mass
152.15 g/mol
Also known as
4-hydroxy-3-methoxybenzaldehyde, Vanillic aldehyde, Vanillaldehyde, p-Vanillin, Vanilline, Lioxin

Overview

Vanillin is an organic compound with the molecular formula C8H8O3.

Identifiers

Formula
C8H8O3
Molar mass
152.15 g/mol
Also known as
4-hydroxy-3-methoxybenzaldehyde, Vanillic aldehyde, Vanillaldehyde, p-Vanillin, Vanilline, Lioxin
Chemical identifiers
SMILES
COC1=C(C=CC(=C1)C=O)O
InChI
InChI=1S/C8H8O3/c1-11-8-4-6(5-9)2-3-7(8)10/h2-5,10H,1H3
PubChem CID
1183

Properties

Melting Point
81-83 °C
Boiling Point
285 °C
Density
1.06 g/cm³
Water solubility
In water, 1.102X10+4 mg/L at 25 °C

Related compounds

  • Phenols

    Vanillin is an organic compound with the molecular formula C8H8O3.

  • Aldehydes

    Vanillin is an organic compound with the molecular formula C8H8O3.

  • Ethers

    Vanillin is an organic compound with the molecular formula C8H8O3.

References

  1. PubChem Compound Summary: Vanillin (CID 1183)National Center for Biotechnology Information · PubChem

    Identity, molecular formula, molecular weight and aliases retrieved via PUG REST on 2026-09-08.

  2. Hazardous Substances Data Bank (HSDB): Vanillin — melting pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/1183#section=Melting-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: O'Neil, M.J. (ed.). The Merck Index - An Encyclopedia of Chemicals, Drugs, and Biologicals. Cambridge, UK: Royal Society of Chemistry, 2013., p. 1843

  3. Hazardous Substances Data Bank (HSDB): Vanillin — boiling pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/1183#section=Boiling-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: O'Neil, M.J. (ed.). The Merck Index - An Encyclopedia of Chemicals, Drugs, and Biologicals. Cambridge, UK: Royal Society of Chemistry, 2013., p. 1843

  4. ILO-WHO International Chemical Safety Cards (ICSCs): Vanillin — densityILO-WHO International Chemical Safety Cards (ICSCs)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/1183#section=Density. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred.

  5. Hazardous Substances Data Bank (HSDB): Vanillin — solubilityHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/1183#section=Solubility. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Yalkowsky, S.H., He, Yan, Jain, P. Handbook of Aqueous Solubility Data Second Edition. CRC Press, Boca Raton, FL 2010, p. 480