Cyano(cyanomercuriooxy)mercury

C2Hg2N2O

cyano(cyanomercuriooxy)mercury

CAS1335-31-5
GHS01 Gefahrensymbol: Explosionsgefährlich – Explodierende Bombe
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
1335-31-5
EC Number
215-629-8
UN Number
Index Number
080-006-00-8
PubChem CID
56843208

Physical-chemical properties

Molecular Formula
C2Hg2N2O
Molar Mass
469.22 g/mol
IUPAC Name
cyano(cyanomercuriooxy)mercury

Chemical Identifiers

InChI
InChI=1S/2CN.2Hg.O/c2*1-2;;;
InChI Key
FWJGYFKCKCRGIV-UHFFFAOYSA-N

Overview

Cyano(cyanomercuriooxy)mercury (CAS 1335-31-5) is an organomercury explosive compound with extreme toxicity and environmental hazard properties. This highly specialized mercury-containing compound presents exceptional handling challenges due to its unique combination of explosive instability and severe toxicological properties. With the molecular formula C2Hg2N2O and a molecular weight of 469.22 g/mol, cyano(cyanomercuriooxy)mercury falls under multiple hazard classifications including explosive class 1.1, acute toxicity category 3 across multiple exposure routes, and specific target organ toxicity. The compound requires stringent safety protocols given its GHS pictograms indicating explosive, toxic, health hazard, and environmental dangers. The mercury-based structure makes this substance particularly concerning from both safety and environmental perspectives, requiring specialized containment and disposal procedures. Unlike more common explosive compounds such as 2,4,6-trinitro-N-(2,4,6-trinitrophenyl)aniline, this organomercury derivative presents additional bioaccumulation risks that significantly complicate its industrial handling. The compound's dual nature as both an explosive material and a mercury-containing substance necessitates expertise in multiple regulatory frameworks. Primary industrial applications include specialized research applications in organometallic chemistry, limited use in certain analytical procedures requiring mercury-based reagents, and specific manufacturing processes where its unique chemical properties are essential. The compound's extreme hazard profile restricts its use to highly controlled industrial environments with appropriate safety infrastructure and trained personnel. OYSI maintains availability of cyano(cyanomercuriooxy)mercury for qualified industrial customers requiring this specialized organomercury compound, with full regulatory compliance and comprehensive safety documentation.

Safety & Classification

Danger
Classification:

Expl. 1.1; Acute Tox. 3 *; Acute Tox. 3 *; Acute Tox. 3 *; STOT RE 2; Aquatic Acute 1; Aquatic Ch...

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H201

Explosive; mass explosion hazard.

H331

Toxic if inhaled.

H311

Toxic in contact with skin.

H301

Toxic if swallowed.

H373

May cause damage to organs through prolonged or repeated exposure.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

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

Inhalation

Toxic

Measures if vapours or dust are inhaled

First Aid Actions

  • +P304IF INHALED:
  • +P340Remove person to fresh air and keep comfortable for breathing.
  • +P311Call a POISON CENTER/doctor.

Related hazard statements:

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:

Ingestion

Toxic

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 cyano(cyanomercuriooxy)mercury?

Cyano(cyanomercuriooxy)mercury is an organomercury compound with the molecular formula C2Hg2N2O and CAS number 1335-31-5. This chemical substance has a molecular weight of 469.22 g/mol and contains two mercury atoms linked through cyanide groups. It is classified as extremely hazardous due to its explosive properties (Class 1.1) and high toxicity. The compound poses significant risks to human health and the environment, requiring specialized handling and safety measures in industrial applications.

What are the physicochemical properties of cyano(cyanomercuriooxy)mercury?

Cyano(cyanomercuriooxy)mercury is a mercury-containing compound with a molecular weight of 469.22 g/mol and molecular formula C2Hg2N2O. As an organomercury substance, it likely exists as a solid at room temperature with metallic characteristics typical of mercury compounds. The presence of cyanide groups contributes to its extreme toxicity and instability. Specific physical properties such as melting point, color, and solubility require specialized analytical methods due to the compound's hazardous nature.

What is cyano(cyanomercuriooxy)mercury used for?

Cyano(cyanomercuriooxy)mercury is used in highly specialized industrial applications requiring organomercury compounds, typically in analytical chemistry and research contexts. Due to its explosive classification (Class 1.1) and extreme toxicity, its applications are severely restricted and limited to professional settings with appropriate safety infrastructure. The compound may serve as a reagent in specific chemical syntheses or analytical procedures where mercury-cyanide chemistry is required, though its use is heavily regulated due to environmental and health concerns.

How to handle cyano(cyanomercuriooxy)mercury safely?

Cyano(cyanomercuriooxy)mercury requires extreme safety precautions due to its explosive nature and high toxicity (Acute Tox. 3). Personal protective equipment must include full-face respirators, chemical-resistant gloves, and protective clothing. Work must be conducted in well-ventilated areas or fume hoods with explosion-proof equipment. Avoid heat, friction, and incompatible materials that could trigger explosive decomposition. Only trained personnel should handle this substance, following strict protocols for mercury and explosive materials to prevent exposure and accidents.

How to store cyano(cyanomercuriooxy)mercury correctly?

Cyano(cyanomercuriooxy)mercury must be stored in specialized facilities designed for explosive materials (Class 1.1) with appropriate temperature and humidity controls. Storage areas should be separated from incompatible substances and heat sources, with explosion-proof electrical equipment. Containers must be properly sealed and labeled according to GHS requirements (GHS01, GHS06, GHS08, GHS09). Regular inspection of storage conditions is essential, and emergency response procedures must be readily available. Access should be restricted to authorized personnel only.

What to do in case of contact with cyano(cyanomercuriooxy)mercury?

Immediate action is critical due to the compound's high toxicity (Acute Tox. 3) and mercury content. For skin contact, remove contaminated clothing and flush affected areas with copious amounts of water for at least 15 minutes. If inhaled, move the person to fresh air immediately and seek medical attention. For eye contact, rinse thoroughly with water. In all cases, contact emergency medical services immediately and inform them of mercury and cyanide exposure. Do not induce vomiting if ingested.

How to dispose of cyano(cyanomercuriooxy)mercury appropriately?

Cyano(cyanomercuriooxy)mercury requires specialized hazardous waste disposal through licensed facilities capable of handling explosive and mercury-containing materials. The compound cannot be disposed of through normal waste streams due to its explosive classification and environmental toxicity (Aquatic Acute 1). Disposal must comply with local and EU regulations for mercury compounds and explosive materials. Contact certified hazardous waste management companies with specific expertise in organomercury compound treatment and ensure proper documentation of disposal processes.

How to transport cyano(cyanomercuriooxy)mercury?

Cyano(cyanomercuriooxy)mercury requires specialized transportation under dangerous goods regulations due to its explosive and toxic properties. Transport must comply with ADR/IMDG codes for explosive materials and toxic substances. Packaging must meet UN specifications for explosive materials and be properly labeled with appropriate hazard diamonds (explosive, toxic, environmental hazard). Only authorized carriers with permits for dangerous goods can transport this substance, using vehicles equipped with appropriate safety equipment and following designated routes.

Is cyano(cyanomercuriooxy)mercury subject to particular regulations?

Cyano(cyanomercuriooxy)mercury is subject to extensive regulations under REACH, CLP, and mercury-specific EU legislation. While not listed as SVHC, its mercury content makes it subject to the EU Mercury Regulation (2017/852), restricting its use and requiring special authorization. The explosive classification requires compliance with explosives regulations, and its high toxicity triggers additional workplace safety requirements. Import/export may require permits under the Minamata Convention on Mercury, and users must maintain detailed records of acquisition and use.

Where to buy cyano(cyanomercuriooxy)mercury in Europe?

Cyano(cyanomercuriooxy)mercury is available through specialized chemical distributors like OYSI, who have expertise in handling hazardous organomercury compounds. Due to its explosive and toxic classification, purchase requires proper authorization, specialized storage facilities, and compliance with mercury regulations. Buyers must demonstrate legitimate industrial need and appropriate safety infrastructure. OYSI can provide guidance on regulatory requirements and ensure proper documentation for legal acquisition. Contact OYSI directly to discuss availability and regulatory compliance requirements for this restricted substance.

Data Sources

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