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Substance Name: Sodium azide
RN: 26628-22-8
UNII: 968JJ8C9DV
InChIKey: PXIPVTKHYLBLMZ-UHFFFAOYSA-N

Note

  • A cytochrome oxidase inhibitor which is a nitridizing agent and an inhibitor of terminal oxidation. (From Merck Index, 12th ed)

Molecular Formula

  • N3-Na

Molecular Weight

  • 65.011
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Cardiovascular Agents
  • Drug / Therapeutic Agent
  • Enzyme Inhibitors
  • Fungicide, Bactericide, Wood Preservative
  • Herbicide
  • Human Data
  • Indicators and Reagents
  • Insecticide
  • Mutagens
  • Mutation Data
  • Nematocide
  • Noxae
  • Out-Dated Pesticide
  • Tumor Data
  • Vasodilator Agents

Superlist Classification Codes

  • Ceiling (0.11 ppm as hydrazoic acid vapor); Not classifiable as a human carcinogen
  • Ceiling 0.29 mg/m3 as sodium azide; Not classifiable as a human carcinogen
  • Reportable Quantity (RQ) = 1000 lb
  • Threshold Planning Quantity (TPQ) = 500 lb

Names and Synonyms

Name of Substance

  • Sodium azide

MeSH Heading

  • Sodium azide

Synonyms

  • AI3-50436
  • Azide, sodium
  • Azoture de sodium
  • Azoture de sodium [French]
  • Azydek sodu
  • Azydek sodu [Polish]
  • Caswell No. 744A
  • CCRIS 1261
  • EC 247-852-1
  • EINECS 247-852-1
  • EPA Pesticide Chemical Code 107701
  • HSDB 695
  • Hydrazoic acid, sodium salt
  • Kazoe
  • Natriumazid
  • Natriumazid [German]
  • Natriummazide
  • Natriummazide [Dutch]
  • NCI-C06462
  • Nemazyd
  • NSC 3072
  • RCRA waste number P105
  • Smite
  • Sodium azide
  • Sodium, azoture de
  • Sodium, azoture de [French]
  • Sodium, azoturo di
  • Sodium, azoturo di [Italian]
  • U-3886
  • UNII-968JJ8C9DV

Systematic Names

  • Sodium azide
  • Sodium azide (Na(N3))

Superlist Names

  • RCRA waste no. P105
  • Sodium azide
  • Sodium azide (Na(N3))
  • Sodium azide [UN1687] [Poison]
  • UN1687

Registry Numbers

CAS Registry Number

  • 26628-22-8

FDA UNII

  • 968JJ8C9DV

Other Registry Numbers

  • 108592-00-3
  • 12136-89-9
  • 157302-08-4
  • 20828-18-6
  • 503002-54-8
  • 575502-02-2

System Generated Number

  • 0026628228

Structure Descriptors

InChI

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

InChIKey

PXIPVTKHYLBLMZ-UHFFFAOYSA-N

Smiles

[NH-]=[N+]=[NH-].[Na+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral 23700ug/kg (23.7mg/kg)   Archives of Environmental Contamination and Toxicology. Vol. 12, Pg. 355, 1983.
human TDLo oral 710ug/kg (0.71mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: GENERAL ANESTHETIC

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
Journal of Clinical Pathology. Vol. 28, Pg. 350, 1975.
man LDLo oral 29mg/kg (29mg/kg) BRAIN AND COVERINGS: INCREASED INTRACRANIAL PRESSURE

CARDIAC: PULSE RATE

LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA
Medical Toxicology and Adverse Drug Experience. Vol. 4, Pg. 219, 1989.
man LDLo oral 129mg/kg (129mg/kg) CARDIAC: OTHER CHANGES

BEHAVIORAL: COMA

CARDIAC: PULSE RATE
Journal of Analytical Toxicology. Vol. 20, Pg. 134, 1996.
man LDLo oral 143mg/kg (143mg/kg) SENSE ORGANS AND SPECIAL SENSES: MYDRIASIS (PUPILLARY DILATION): EYE

BEHAVIORAL: IRRITABILITY

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Journal of Toxicology, Clinical Toxicology. Vol. 24, Pg. 339, 1986.
man TDLo oral 129ug/kg (0.129mg/kg) CARDIAC: PULSE RATE INCREASE WITHOUT FALL IN BP

BLOOD: CHANGES IN SPLEEN

VASCULAR: BP LOWERING NOT CHARACTERIZED IN AUTONOMIC SECTION
Gekkan Yakuji. Pharmaceuticals Monthly. Vol. 40, Pg. 1407, 1998.
man TDLo oral 1143ug/kg (1.143mg/kg) CARDIAC: CARDIOMYOPATHY INCLUDING INFARCTION

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

MUSCULOSKELETAL: OTHER CHANGES
British Journal of Industrial Medicine. Vol. 39, Pg. 308, 1982.
monkey LDLo intravenous 12mg/kg (12mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

VASCULAR: BP LOWERING NOT CHARACTERIZED IN AUTONOMIC SECTION

SENSE ORGANS AND SPECIAL SENSES: MYDRIASIS (PUPILLARY DILATION): EYE
Brain; Journal of Neurology. Vol. 95, Pg. 505, 1972.
mouse LC50 inhalation 32400ug/m3 (32.4mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI
"Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 173, 1999.
mouse LD50 intraperitoneal 28mg/kg (28mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION
Journal of Industrial Hygiene and Toxicology. Vol. 30, Pg. 98, 1948.
mouse LD50 intravenous 19mg/kg (19mg/kg)   Compilation of LD50 Values of New Drugs.
mouse LD50 oral 27mg/kg (27mg/kg)   Compilation of LD50 Values of New Drugs.
mouse LD50 subcutaneous 23060ug/kg (23.06mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE
Medycyna Pracy. Industrial Medicine. Vol. 12, Pg. 427, 1961.
mouse LD50 unreported 27mg/kg (27mg/kg)   British Journal of Cancer. Vol. 6, Pg. 160, 1952.
rabbit LD50 skin 20mg/kg (20mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C32, 1991.
rabbit LDLo subcutaneous 17mg/kg (17mg/kg)   Archiv fuer Toxikologie. Vol. 22, Pg. 160, 1966.
rat LC50 inhalation 37mg/m3 (37mg/m3) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI
"Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 173, 1999.
rat LD50 intratracheal 47500ug/kg (47.5mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE
Medycyna Pracy. Industrial Medicine. Vol. 12, Pg. 427, 1961.
rat LD50 oral 27mg/kg (27mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C32, 1991.
rat LD50 skin 50mg/kg (50mg/kg)   "Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 173, 1999.
rat LD50 subcutaneous 45100ug/kg (45.1mg/kg) PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Medycyna Pracy. Industrial Medicine. Vol. 12, Pg. 427, 1961.
rat LDLo intraperitoneal 30mg/kg (30mg/kg)   Public Health Reports. Vol. 58, Pg. 607, 1943.
women LDLo oral 14mg/kg (14mg/kg) CARDIAC: CHANGE IN FORCE OF CONTRACTION

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

CARDIAC: ARRHYTHMIAS (INCLUDING CHANGES IN CONDUCTION)
Journal of Forensic Sciences. Vol. 35, Pg. 193, 1990.
women LDLo oral 786mg/kg (786mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: COMA

CARDIAC: ARRHYTHMIAS (INCLUDING CHANGES IN CONDUCTION)
Medical Toxicology and Adverse Drug Experience. Vol. 4, Pg. 219, 1989.
women TDLo oral 3mg/kg (3mg/kg) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: HEADACHE
Archiv fuer Toxikologie. Vol. 20, Pg. 279, 1965.