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Free lookupCAS 58-08-2

Caffeine

CAS 58-08-2 · PubChem CID 2519 · C8H10N4O2 · 194.19 g/mol

Also called caffeine, Guaranine, 1,3,7-Trimethylxanthine, Methyltheobromine, Theine.

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Opens the builder with Caffeine loaded
as component 1 at 100%.

01GHS classification
GHS pictogram: Irritant
Irritant

Precautionary statement codes

P264, P270, P301+P317, P330, and P501

Regulation (EC) No 1272/2008 of the European Parliament and of the Councilfetched 2026-08-29

02Physical and chemical properties
Appearance

Odourless white crystals or crystalline powder.

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-29

Odour

no value printed

unsourced — inference candidate

Melting point

235 °C

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

Boiling point

178 °C (sublimes)

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

Flash point

no value printed

unsourced — inference candidate

Auto-ignition temperature

no value printed

unsourced — inference candidate

Flammable limits

no value printed

unsourced — inference candidate

Vapour pressure

9.0X10-7 mm Hg at 25 °C /Extrapolated/

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

Relative density

1.23 g/cm³

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

Solubility in water

Solubility in water, g/100ml: 2.17

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

Partition coefficient, log Kow

-0.07

ILO-WHO International Chemical Safety Cards (ICSCs)fetched 2026-08-29

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.

Everything above is free and stays free. For $5 the same sourced values are assembled into a 16-section safety data sheet and a print-ready GHS label carrying your company details in Section 1.

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What we read

ILO-WHO International Chemical Safety Cards (ICSCs), Hazardous Substances Data Bank (HSDB), Regulation (EC) No 1272/2008 of the European Parliament and of the Council.

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