sodium azide

Also known as potaxio, azium, sodium salt of hydrazoic acid, hydrazoic acid, sodium salt, NaN3

chemical compound

In the Vinony graph

Within Vinony's link graph, sodium azide is referenced by 378 other articles, and connects out to salt, ammonia and lead azide.

Vinony files it under Azides, Chembox having GHS data and Chembox image size set.

Its subject is documented across 35 Wikipedia language editions.

Chemical data

Formula: N3Na
Molecular weight: 65.01 g/mol
IUPAC name: sodium azide
SMILES: [N-]=[N+]=[N-].[Na+]
InChIKey: PXIPVTKHYLBLMZ-UHFFFAOYSA-N
Polar surface area: 3 Å²
H-bond donors: 0
H-bond acceptors: 2
Formal charge: 0

via PubChem

Drug data · ChEMBL

Molecule type: Small molecule

via ChEMBL · EBI

Research

5,895 papers

Sodium azide poisoning: a narrative review.Clinical toxicology (Philadelphia, Pa.) · 2021
Comment on sodium azide poisoning.Clinical toxicology (Philadelphia, Pa.) · 2022
[Sodium azide].Nihon rinsho. Japanese journal of clinical medicine · 2004
Sodium azide/nitrite suicides in the Netherlands between 2015 and 2022.Journal of forensic and legal medicine · 2025
[Sodium azide].Nihon rinsho. Japanese journal of clinical medicine · 1999

via PubMed

Wikidata facts

Has part: nitrogen
Mass: 64.999

Show 15 more facts

UN class: 6.1
UN packaging group: II
ceiling exposure limit: 0.3
canonical SMILES: [N-]=[N+]=[N-].[Na+]
UN classification code: T5
NIOSH Pocket Guide ID: 0560
density: 1.85
decomposition point: 527
solubility: 42
ionization energy: 11.7
chemical formula: NaN₃
Commons category: Sodium azide
subject has role: vasodilator agent
safety classification and labelling: Regulation (EC) No. 1272/2008
different from: sodium nitride

Sources (5)

via Wikidata · CC0

~9 min read

Encyclopedic overview

Sodium azide is an inorganic compound with the formula NaN3. This colorless salt is the gas-forming component in some car airbag systems. It is used for the preparation of other azide compounds. It is highly soluble in water and is acutely poisonous.

Structure

Excerpted from Wikipedia’s “sodium azide” article, available under the CC BY-SA 4.0 licence.