Hydroxylamine;nitric acid

H4N2O4

hydroxylamine;nitric acid

CAS13465-08-2
GHS01 Gefahrensymbol: Explosionsgefährlich – Explodierende Bombe
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
13465-08-2
EC Number
236-691-2
UN Number
Index Number
007-028-00-2
PubChem CID
10129901

Physical-chemical properties

Molecular Formula
H4N2O4
Molar Mass
96.04 g/mol
IUPAC Name
hydroxylamine;nitric acid

Chemical Identifiers

InChI
InChI=1S/HNO3.H3NO/c2-1(3)4;1-2/h(H,2,3,4);2H,1H2
InChI Key
NILJXUMQIIUAFY-UHFFFAOYSA-N

Overview

Hydroxylamine nitrate (CAS 13465-08-2) is an inorganic explosive compound with high sensitivity and strong oxidizing properties. This crystalline salt, formed from hydroxylamine and nitric acid, represents one of the most hazardous chemical compounds handled in industrial applications. With the molecular formula H4N2O4 and a molar mass of 96.04 g/mol, hydroxylamine nitrate exhibits extreme explosive characteristics classified as Expl. 1.1, making it one of the most dangerous explosive substances. The compound requires exceptional handling protocols due to its acute toxicity, carcinogenic potential (Carc. 2), and severe irritation properties affecting both skin and eyes. The substance's explosive nature stems from its inherent instability and sensitivity to shock, friction, and heat. Its classification under multiple GHS pictograms (GHS01, GHS06, GHS08, GHS09) reflects the comprehensive range of hazards it presents, including explosion risk, acute toxicity, health hazards, and environmental concerns. The "Danger" signal word emphasizes the critical safety measures required during storage, handling, and transportation. Unlike more stable explosive compounds such as 2-methyl-1,3,5-trinitrobenzene, hydroxylamine nitrate requires specialized containment and extremely controlled conditions. Primary industrial applications include specialized explosive formulations, chemical synthesis intermediates in pharmaceutical manufacturing, and research applications in energetic materials development. The compound also serves as a reagent in specific analytical chemistry procedures where its unique oxidizing properties are essential. Due to its extreme hazard classification and regulatory restrictions, hydroxylamine nitrate availability through OYSI is subject to strict licensing requirements, specialized handling protocols, and comprehensive safety documentation for qualified industrial customers only.

Safety & Classification

Danger
Classification:

Expl. 1.1 ****; Carc. 2; Acute Tox. 3 *; Acute Tox. 4 *; STOT RE 2 *; Skin Irrit. 2; Eye Irrit. 2...

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H201

Explosive; mass explosion hazard.

H351

Suspected of causing cancer.

H311

Toxic in contact with skin.

H302

Harmful if swallowed.

H373

May cause damage to organs through prolonged or repeated exposure.

H315

Causes skin irritation.

H319

Causes serious eye irritation.

H317

May cause an allergic skin reaction.

H400

Very toxic to aquatic life.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Skin Contact

Toxic

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Irritant

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Frequently Asked Questions

What is hydroxylamine nitrate?

Hydroxylamine nitrate is an inorganic chemical compound with the formula H4N2O4 and CAS number 13465-08-2. This explosive material consists of hydroxylamine combined with nitric acid, forming a salt with a molecular weight of 96.04 g/mol. It is classified as a Class 1.1 explosive and presents multiple hazards including carcinogenicity, acute toxicity, and skin/eye irritation properties.

What are the physicochemical properties of hydroxylamine nitrate?

Hydroxylamine nitrate is a white crystalline solid that is highly soluble in water and hygroscopic in nature. The compound has a molecular formula of H4N2O4 with a molar mass of 96.04 g/mol. It is thermally unstable and can decompose explosively when heated, making it extremely sensitive to shock, friction, and heat sources.

What is hydroxylamine nitrate used for?

Hydroxylamine nitrate is primarily used in specialized industrial applications including explosive formulations and as a reagent in chemical synthesis. It serves as an intermediate in the production of certain pharmaceuticals and agricultural chemicals. Due to its explosive classification (Expl. 1.1), its use is strictly controlled and limited to professional applications with appropriate safety measures and regulatory compliance.

How to handle hydroxylamine nitrate safely?

Hydroxylamine nitrate requires extreme caution during handling due to its explosive nature and multiple hazard classifications. Personnel must wear appropriate PPE including safety goggles, protective gloves, and laboratory coats. Work should be conducted in well-ventilated areas away from heat sources, friction, and shock. Only trained professionals should handle this substance following strict safety protocols and emergency procedures.

How to store hydroxylamine nitrate correctly?

Hydroxylamine nitrate must be stored in cool, dry conditions away from heat sources, direct sunlight, and incompatible materials. The storage area should be well-ventilated and equipped with appropriate fire suppression systems. Containers must be tightly sealed to prevent moisture absorption due to its hygroscopic nature. Storage should comply with explosive material regulations and be separated from oxidizing agents and organic compounds.

What to do in case of contact with hydroxylamine nitrate?

Hydroxylamine nitrate exposure requires immediate first aid measures due to its acute toxicity and irritant properties. For skin contact, immediately flush with plenty of water for at least 15 minutes and remove contaminated clothing. In case of eye contact, rinse thoroughly with water and seek medical attention immediately. If inhaled, move to fresh air and seek medical assistance, especially considering potential respiratory effects.

How to dispose of hydroxylamine nitrate properly?

Hydroxylamine nitrate disposal must be conducted according to strict hazardous waste regulations due to its explosive classification and toxicity. The substance cannot be disposed of through normal waste streams and requires specialized hazardous waste treatment facilities. Contact certified waste disposal companies experienced in handling explosive materials and ensure compliance with local and EU waste management directives.

How to transport hydroxylamine nitrate?

Hydroxylamine nitrate transport requires strict compliance with ADR (European Agreement on Dangerous Goods by Road) regulations as an explosive substance. Special packaging, labeling with GHS pictograms (GHS01, GHS08, GHS06, GHS09), and transport documentation are mandatory. Only authorized carriers with explosive material transport licenses can handle shipments, and specific route and quantity restrictions may apply.

Is hydroxylamine nitrate subject to special regulations?

Hydroxylamine nitrate is subject to extensive regulatory oversight under multiple EU frameworks including CLP regulation for classification and labeling, and explosive material legislation. While not listed as SVHC under REACH, its Carc. 2 classification requires special handling protocols. Import, storage, and use may require specific permits or licenses depending on national regulations governing explosive substances.

Where to buy hydroxylamine nitrate in Europe?

Hydroxylamine nitrate is available through OYSI, a European distributor specializing in technical chemical products. Due to its explosive classification and regulatory requirements, purchases are restricted to qualified professional users with appropriate licenses and safety certifications. Contact OYSI's technical sales team for availability, documentation requirements, and compliance support for your specific application needs.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.