Sulfanylidenenickel

NiS

sulfanylidenenickel

CAS12137-12-1
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
12137-12-1
UN Number
3077
Index Number
028-041-00-X
PubChem CID
28094

Physical-chemical properties

Molecular Formula
NiS
Molar Mass
90.76 g/mol
IUPAC Name
sulfanylidenenickel

Chemical Identifiers

InChI
InChI=1S/Ni.S
InChI Key
WWNBZGLDODTKEM-UHFFFAOYSA-N

Overview

Sulfanylidenenickel (CAS 12137-12-1) is an inorganic nickel sulfide compound with significant industrial applications and notable safety considerations due to its carcinogenic properties. This binary compound, composed of nickel and sulfur in a 1:1 stoichiometric ratio, represents one of the most important nickel sulfide phases in both natural mineral systems and industrial processes. With a molecular weight of 90.76 g/mol and the molecular formula NiS, sulfanylidenenickel exhibits distinctive chemical and physical properties that make it valuable in various technical applications while requiring careful handling protocols. The compound is classified under multiple serious hazard categories, including Category 1A carcinogen, respiratory toxicity, and skin sensitization, necessitating strict workplace safety measures and specialized handling equipment. The GHS classification includes pictograms for health hazards (GHS08), irritation (GHS07), and environmental dangers (GHS09), reflecting its potential impact on both human health and aquatic ecosystems. Its ADR Class 9 classification identifies it as a miscellaneous dangerous substance for transportation purposes. Sulfanylidenenickel finds primary applications in metallurgical processes, particularly in nickel refining operations and as an intermediate in the production of other nickel compounds. It serves as a catalyst precursor in certain chemical synthesis processes and plays a role in specialized electrochemical applications. The compound shares chemical similarities with other metal chalcogenides such as selanylidenenickel and tellanylidenenickel, though each exhibits distinct properties based on the chalcogen component. OYSI maintains availability of sulfanylidenenickel for qualified industrial customers with appropriate safety infrastructure and regulatory compliance capabilities.

Safety & Classification

Danger
Classification:

Carc. 1A; STOT RE 1; Skin Sens. 1; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H372

Causes damage to organs through prolonged or repeated exposure.

H317

May cause an allergic skin reaction.

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

Skin Contact

Irritant

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:

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 Number3077
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping NameTrinickeltetrasulfid
Marine PollutantNo

Frequently Asked Questions

What is sulfanylidenenickel?

Sulfanylidenenickel is an inorganic chemical compound with the molecular formula NiS, representing a binary compound of nickel and sulfur. This substance has a molecular weight of 90.76 g/mol and is classified under CAS number 12137-12-1. It belongs to the family of metal sulfides and is characterized by its hazardous properties, including carcinogenic potential (Category 1A), skin sensitization capabilities, and environmental toxicity to aquatic organisms.

What are the physicochemical properties of sulfanylidenenickel?

Sulfanylidenenickel typically appears as a dark-colored solid compound, commonly black or dark gray in appearance. As a metal sulfide, it is generally insoluble in water but may dissolve in certain acids. The compound is stable under normal conditions but can release hazardous fumes when heated or decomposed. Its crystalline structure and specific physical properties make it suitable for various industrial applications while requiring careful handling due to its toxic nature.

What is sulfanylidenenickel used for?

Sulfanylidenenickel is primarily used in industrial applications including catalysis, battery manufacturing, and as a precursor in chemical synthesis processes. It serves as an important intermediate in the production of other nickel compounds and finds applications in metallurgical processes. The compound is also utilized in research and development activities within the chemical industry, particularly in studies involving transition metal chemistry and materials science applications.

How to handle sulfanylidenenickel safely?

Sulfanylidenenickel must be handled with extreme caution due to its carcinogenic and sensitizing properties. Essential personal protective equipment includes respiratory protection, chemical-resistant gloves, protective clothing, and safety goggles. Work should be conducted in well-ventilated areas or under fume extraction systems. Avoid skin contact, inhalation, and ingestion. Use appropriate engineering controls and follow strict hygiene procedures including thorough washing after handling. Only trained personnel should handle this dangerous substance.

How to store sulfanylidenenickel correctly?

Sulfanylidenenickel should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from incompatible materials. Keep containers away from heat sources, direct sunlight, and moisture. Storage areas must be equipped with appropriate ventilation systems and emergency equipment. Ensure proper labeling with hazard warnings and maintain an inventory log. Access should be restricted to authorized personnel only, and storage facilities should comply with local regulations for carcinogenic substances.

What to do in case of contact with sulfanylidenenickel?

In case of skin contact with sulfanylidenenickel, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. If inhaled, move the person to fresh air immediately and seek medical attention. For eye contact, rinse continuously with clean water for at least 15 minutes. If ingested, do not induce vomiting and seek immediate medical attention. Always consult a physician and provide them with the safety data sheet.

How to dispose of sulfanylidenenickel appropriately?

Sulfanylidenenickel must be disposed of as hazardous waste according to local and national regulations. Contact licensed hazardous waste disposal companies for proper collection and treatment. Never dispose of this substance in regular trash, sewers, or the environment due to its carcinogenic properties and environmental toxicity. Ensure proper documentation of waste disposal activities and maintain records as required by regulations. Small quantities should be collected and stored safely until professional disposal can be arranged.

How to transport sulfanylidenenickel?

Sulfanylidenenickel is classified as ADR Class 9 (Miscellaneous dangerous goods), Packing Group III for transportation purposes. Transport must comply with international dangerous goods regulations including proper packaging, labeling, and documentation. Use UN-approved packaging and ensure vehicles are properly equipped and drivers are trained for hazardous materials transport. Shipping documentation must include proper shipping names, hazard classes, and emergency response information. Only authorized carriers should handle transportation of this substance.

Is sulfanylidenenickel subject to specific regulations?

Sulfanylidenenickel is subject to extensive regulatory oversight under REACH and CLP regulations in Europe due to its classification as a Category 1A carcinogen. It requires registration, proper classification, labeling, and packaging according to GHS standards. Workplace exposure limits and occupational health regulations apply strictly. Users must implement risk management measures and may need authorization for certain uses. Regular monitoring and reporting requirements may apply depending on quantities handled and specific applications.

Where to buy sulfanylidenenickel in Europe?

Sulfanylidenenickel is available through OYSI, a specialized European distributor of technical chemicals and hazardous substances. As an experienced supplier, OYSI provides proper documentation, safety data sheets, and regulatory compliance support for this controlled substance. Due to its hazardous classification, purchases typically require verification of legitimate use, appropriate handling capabilities, and compliance with regulatory requirements. Contact OYSI's technical sales team for availability, specifications, and purchasing procedures for sulfanylidenenickel.

Data Sources

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