Free lookupCAS 10024-97-2

Nitrous oxide

CAS 10024-97-2 · PubChem CID 948 · N2O · 44.013 g/mol

Also called nitrous oxide, Laughing gas, Dinitrogen oxide, Dinitrogen monoxide, Factitious air.

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01GHS classification

Oxidizer

Compressed Gas

Irritant

Signal word

Danger

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

Precautionary statement codes

P220, P244, P261, P271, P282, P304+P340, P319, P336+P317, P370+P376, P403, P403+P233, P405, P410+P403, and P501

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

H270May cause or intensify fire; oxidizer

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

H280Contains gas under pressure; may explode if heated

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

H281Contains refrigerated gas; may cause cryogenic burns or injury

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

H336May cause drowsiness or dizziness

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

02Physical and chemical properties

Appearance

Colourless compressed liquefied gas with characteristic odour.

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

Odour

Slightly sweetish

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

Melting point

no value printed

unsourced — inference candidate

Boiling point

no value printed

unsourced — inference candidate

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

no value printed

unsourced — inference candidate

Relative density

no value printed

unsourced — inference candidate

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.

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), European Chemicals Agency (ECHA), Hazardous Substances Data Bank (HSDB).

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

04Also in the ledger

Browse every chemical in the ledger · What a GHS safety data sheet contains