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Free lookupCAS 121-33-5

Vanillin

CAS 121-33-5 · PubChem CID 1183 · C8H8O3 · 152.15 g/mol

Also called vanillin, 4-Hydroxy-3-methoxybenzaldehyde, Vanillic aldehyde, Vanillaldehyde, p-Vanillin.

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Opens the builder with Vanillin loaded
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01GHS classification
GHS pictogram: Irritant
Irritant

Signal word

Warning

European Chemicals Agency (ECHA)fetched 2026-08-28

Precautionary statement codes

P261, P264+P265, P272, P280, P302+P352, P305+P351+P338, P321, P333+P317, P337+P317, P362+P364, and P501

European Chemicals Agency (ECHA)fetched 2026-08-28

H317May cause an allergic skin reaction

European Chemicals Agency (ECHA)fetched 2026-08-28

H319Causes serious eye irritation

European Chemicals Agency (ECHA)fetched 2026-08-28

02Physical and chemical properties
Appearance

White-to-yellow crystalline powder with characteristic odour.

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Odour

Sweetish smell

Hazardous Substances Data Bank (HSDB)fetched 2026-08-28

Melting point

81-83 °C

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Boiling point

285 °C

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Flash point

153 °C c.c.

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Auto-ignition temperature

>400 °C

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Flammable limits

no value printed

unsourced — inference candidate

Vapour pressure

no value printed

unsourced — inference candidate

Relative density

1.06 g/cm³

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-28

Solubility in water

no value printed

unsourced — inference candidate

Partition coefficient, log Kow

no value printed

unsourced — inference candidate

Viscosity

no value printed

unsourced — inference candidate

03Toxicological information

No published acute toxicity value was found for this substance in the sources we read. On a document, Section 11 would print unsourced — inference candidate rather than an estimate.

This page is the evidence. The document is the deliverable.

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What we read

Hazardous Substances Data Bank (HSDB), ILO-WHO International Chemical Safety Cards (ICSCs), European Chemicals Agency (ECHA).

15 sourced records for this substance are in the ledger. Values dated more than 30 days ago are re-fetched on the next document.