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769320

Sigma-Aldrich

Sodium azide

≥99%, ultra dry

Synonym(s):

Azide, Hydrazoic acid sodium salt

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About This Item

Linear Formula:
NaN3
CAS Number:
26628-22-8
Molecular Weight:
65.01
EC Number:
247-852-1
MDL number:
MFCD00003536
UNSPSC Code:
12352302
PubChem Substance ID:
329767440
NACRES:
NA.23

Quality Level

100

Assay

≥99%
99.0-101.0% (RT)

form

solid

quality

ultra dry

impurities

≤0.05% insolubles in water
≤0.2% free alkaline (as NaOH)

loss

≤0.2% loss on drying

cation traces

heavy metals (as Pb): ≤0.001%

SMILES string

[Na]N=[N+]=[N-]

InChI

1S/N3.Na/c1-3-2;/q-1;+1

InChI key

PXIPVTKHYLBLMZ-UHFFFAOYSA-N

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Application

Sodium azide is well known for its application in automobile air bags. It also find use in organic synthesis involving azide functionalization.

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2 Oral

Target Organs

Brain

Supplementary Hazards

EUH032

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
BCCL6588
BCCK8618
BCCK0888
BCCH1367
BCCG3941

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