Cadmium(2+) dicyanide

C2CdN2

cadmium(2+) dicyanide

CAS542-83-6
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
542-83-6
EC Number
208-829-1
UN Number
1588
Index Number
048-004-00-1
PubChem CID
68335

Physical-chemical properties

Molecular Formula
C2CdN2
Molar Mass
164.45 g/mol
IUPAC Name
cadmium(2+) dicyanide

Chemical Identifiers

InChI
InChI=1S/2CN.Cd/c2*1-2;/q2*-1;+2
InChI Key
NHMJUOSYSOOPDM-UHFFFAOYSA-N

Overview

Cadmium(2+) dicyanide (CAS 542-83-6) is an inorganic cyanide compound with high toxicity and carcinogenic properties. This white crystalline compound represents one of the most hazardous cadmium-based chemicals encountered in industrial applications. With the molecular formula C2CdN2 and a molecular weight of 164.45 g/mol, cadmium dicyanide combines the severe health risks associated with both cadmium compounds and cyanide derivatives. The substance is classified under multiple danger categories including carcinogenicity, acute toxicity, and specific target organ toxicity, requiring stringent safety protocols during handling and storage. The compound exhibits exceptional toxicity profiles that surpass many related hazardous chemicals, including dichlorocadmium and other cadmium salts used in industrial processes. Its dual toxic mechanism stems from cadmium's accumulative effects on kidneys and bones, combined with cyanide's interference with cellular respiration. The substance carries the danger signal word and displays GHS pictograms for health hazard, acute toxicity, and environmental danger, reflecting its comprehensive risk profile. Primary industrial applications include specialized electroplating processes where precise cadmium deposition is required, certain analytical chemistry procedures as a reagent, and limited use in research applications involving cadmium chemistry studies. Due to its extreme toxicity and environmental persistence, usage has been significantly restricted and is subject to stringent regulatory oversight across European markets. Transportation classification under ADR Class 6.1 emphasizes the acute poisoning risks, while its aquatic toxicity classifications highlight severe environmental concerns requiring specialized waste management protocols. OYSI maintains availability of cadmium(2+) dicyanide for qualified industrial customers with appropriate handling capabilities and regulatory compliance documentation.

Safety & Classification

Danger
Classification:

Carc. 2; Acute Tox. 2 *; Acute Tox. 1; Acute Tox. 2 *; STOT RE 2 *; Aquatic Acute 1; Aquatic Chro...

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H351

Suspected of causing cancer.

H330

Fatal if inhaled.

H310

Fatal in contact with skin.

H300

Fatal 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

Fatal

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

Fatal

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

Fatal

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.

Transport (ADR)

UN Number1588
ADR Class6.1
Packing GroupI
Tunnel CodeC/E
Proper Shipping NameCadmiumcyanid
Marine PollutantNo

Frequently Asked Questions

What is cadmium(2+) dicyanide?

Cadmium(2+) dicyanide is an inorganic compound with the molecular formula C2CdN2 and CAS number 542-83-6. This chemical substance has a molecular weight of 164.45 g/mol and consists of cadmium cations coordinated with cyanide anions. It is classified as a highly hazardous material due to its acute toxicity, carcinogenic properties, and environmental dangers, requiring strict safety protocols for handling and use.

What are the physicochemical properties of cadmium(2+) dicyanide?

Cadmium(2+) dicyanide is a solid crystalline compound at room temperature. As a cadmium-cyanide complex, it typically appears as white to off-white crystals or powder. The compound is water-soluble, which contributes to its high toxicity potential through various exposure routes. Its molecular structure contains both cadmium and cyanide components, making it extremely hazardous for human health and the environment.

What is cadmium(2+) dicyanide used for?

Cadmium(2+) dicyanide is primarily used in specialized industrial applications, particularly in electroplating processes and as a precursor for other cadmium compounds. It may be employed in certain metallurgical processes and research applications. However, due to its extreme toxicity and carcinogenic properties, its use is heavily restricted and limited to highly controlled industrial settings with appropriate safety measures and regulatory compliance.

How to handle cadmium(2+) dicyanide safely?

Cadmium(2+) dicyanide requires maximum safety precautions including full personal protective equipment with respiratory protection, chemical-resistant gloves, and protective clothing. Work must be conducted in well-ventilated areas or fume hoods to prevent inhalation exposure. All handling procedures should follow strict protocols due to its acute toxicity (Category 1 and 2) and carcinogenic properties. Only trained personnel should handle this substance under controlled conditions.

How to store cadmium(2+) dicyanide correctly?

Cadmium(2+) dicyanide must be stored in a secure, cool, dry area away from incompatible materials such as acids, oxidizing agents, and moisture sources. Storage areas should be well-ventilated and access-restricted to authorized personnel only. Containers must be properly labeled with appropriate hazard warnings and kept tightly sealed. Due to its high toxicity classification, special storage requirements for toxic substances must be followed according to local regulations.

What to do in case of contact with cadmium(2+) dicyanide?

Immediate medical attention is required for any exposure to cadmium(2+) dicyanide due to its acute toxicity. For skin contact, remove contaminated clothing and rinse thoroughly with water. If inhaled, move to fresh air immediately and seek medical help. For eye contact, flush with water for at least 15 minutes. Never induce vomiting if ingested. Contact poison control centers immediately and provide the safety data sheet to medical personnel.

How to dispose of cadmium(2+) dicyanide appropriately?

Cadmium(2+) dicyanide must be disposed of as hazardous waste through licensed waste management companies specializing in toxic and carcinogenic materials. It cannot be disposed of in regular waste streams due to its classification as Acute Tox. 1/2 and Carc. 2. Disposal must comply with local environmental regulations and international waste conventions. All containers and contaminated materials require proper hazardous waste treatment and documentation.

How to transport cadmium(2+) dicyanide?

Cadmium(2+) dicyanide is classified under ADR Class 6.1 (toxic substances) Packing Group I, indicating maximum danger level for transport. It requires specialized packaging, labeling with appropriate hazard symbols (GHS06, GHS08, GHS09), and transport documentation. Only certified carriers experienced in handling highly toxic materials should transport this substance. All transport must comply with international dangerous goods regulations and emergency response procedures.

Is cadmium(2+) dicyanide subject to specific regulations?

Cadmium(2+) dicyanide is subject to extensive regulations under REACH, CLP, and other international chemical safety frameworks due to its carcinogenic and acute toxic properties. Its use may be restricted or prohibited in many applications. Companies must comply with notification requirements, exposure limits, and workplace safety regulations. While not currently listed as SVHC, its hazard profile requires strict regulatory compliance and risk assessment procedures.

Where to buy cadmium(2+) dicyanide in Europe?

Cadmium(2+) dicyanide is available through OYSI, a European chemical distributor specializing in technical and specialty chemicals. Due to its extreme hazard classification and regulatory restrictions, purchase requires proper authorization, safety documentation, and compliance with applicable regulations. OYSI provides technical support and ensures proper handling guidance for this highly hazardous substance to qualified industrial customers across Europe.

Data Sources

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