Nickel(2+) diacetate

C4H6NiO4

nickel(2+) diacetate

CAS373-02-4
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
373-02-4
EC Number
206-761-7
UN Number
3077
Index Number
028-022-00-6
PubChem CID
9756

Physical-chemical properties

Molecular Formula
C4H6NiO4
Molar Mass
176.78 g/mol
IUPAC Name
nickel(2+) diacetate

Chemical Identifiers

InChI
InChI=1S/2C2H4O2.Ni/c2*1-2(3)4;/h2*1H3,(H,3,4);/q;;+2/p-2
InChI Key
AIYYMMQIMJOTBM-UHFFFAOYSA-L

Overview

Nickel(2+) diacetate (CAS 373-02-4) is an inorganic nickel salt compound with significant industrial applications and notable health hazard classifications. This crystalline compound, also known by its IUPAC designation nickel(2+) diacetate, represents a crucial intermediate in various industrial processes requiring nickel chemistry. With the molecular formula C4H6NiO4 and a molecular weight of 176.78 g/mol, this acetate salt demonstrates the characteristic properties of transition metal compounds while maintaining specific reactivity patterns essential for specialized applications. The substance carries severe health warnings under the CLP regulation, classified as a Category 1A carcinogen, Category 2 mutagen, and Category 1B reproductive toxicant. The GHS08, GHS07, and GHS09 pictograms reflect its serious health hazards and environmental concerns, requiring stringent handling protocols and personal protective equipment. Its respiratory and skin sensitization properties, combined with acute toxicity classifications, necessitate comprehensive safety measures during storage, handling, and processing operations. Industrial applications primarily focus on electroplating processes, catalyst preparation, and specialized chemical synthesis where controlled nickel content is essential. The compound serves as a precursor in the production of nickel-based catalysts and finds applications in metal finishing operations requiring precise nickel deposition. Like other transition metal salts such as cobalt(2+) sulfate, nickel diacetate requires careful environmental management due to its potential ecological impact. Transportation regulations classify this material under ADR Class 9, reflecting its miscellaneous dangerous goods status. Proper documentation, packaging, and shipping protocols ensure compliance with European transport regulations. OYSI maintains strategic inventory levels of nickel(2+) diacetate to support European industrial customers requiring reliable access to this critical chemical intermediate.

Safety & Classification

Danger
Classification:

Carc. 1A; Muta. 2; Repr. 1B; Acute Tox. 4 *; Acute Tox. 4 *; STOT RE 1; Resp. Sens. 1; Skin Sens....

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H341

Suspected of causing genetic defects.

H332

Harmful if inhaled.

H302

Harmful if swallowed.

H372

Causes damage to organs through prolonged or repeated exposure.

H334

May cause allergy or asthma symptoms or breathing difficulties if inhaled.

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

Inhalation

Harmful

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

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:

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.

Transport (ADR)

UN Number3077
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping NameNickel(II)-acetat
Marine PollutantNo

Frequently Asked Questions

What is nickel(2+) diacetate?

Nickel(2+) diacetate is an inorganic salt compound with the chemical formula C4H6NiO4 and CAS number 373-02-4. This nickel acetate has a molecular weight of 176.78 g/mol and appears as crystalline solid. It is classified as a highly hazardous substance with carcinogenic, mutagenic, and reproductive toxicity properties. The compound is widely used in industrial applications but requires strict safety protocols due to its significant health risks including respiratory sensitization and skin sensitization potential.

What are the physicochemical properties of nickel(2+) diacetate?

Nickel(2+) diacetate typically appears as green crystalline solid at room temperature with good water solubility. The compound has a molecular weight of 176.78 g/mol and contains two acetate groups bound to a nickel(II) ion. It is stable under normal conditions but may decompose when heated to high temperatures. The substance is soluble in water and polar solvents, making it useful for various chemical processes and applications requiring dissolved nickel ions.

What is nickel(2+) diacetate used for?

Nickel(2+) diacetate is primarily used as a catalyst in organic synthesis reactions and as a precursor for producing other nickel compounds. It serves in electroplating processes, textile dyeing applications, and as a source of nickel ions in chemical manufacturing. The compound is also utilized in laboratory research, ceramics production, and specialized industrial processes requiring controlled nickel content. Due to its hazardous classification, its use is strictly regulated and limited to professional industrial applications.

How to handle nickel(2+) diacetate safely?

Nickel(2+) diacetate requires extensive personal protective equipment including respiratory protection, chemical-resistant gloves, and protective clothing due to its carcinogenic and sensitizing properties. Work must be conducted in well-ventilated areas or under fume extraction systems to prevent inhalation exposure. Avoid skin contact and ensure proper training before handling. Emergency eyewash stations and safety showers should be readily available. Only trained personnel should handle this substance following strict occupational safety protocols.

How to store nickel(2+) diacetate correctly?

Nickel(2+) diacetate must 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 to prevent degradation. Storage areas should be restricted to authorized personnel only due to the substance's hazardous nature. Ensure proper labeling with GHS pictograms (GHS07, GHS08, GHS09) and maintain inventory records. Regular inspection of containers for damage or leaks is essential for safe storage.

What to do in case of contact with nickel(2+) diacetate?

Immediate medical attention is required for any exposure to nickel(2+) diacetate due to its severe health hazards. For skin contact, remove contaminated clothing and flush affected area with plenty of water for at least 15 minutes. If inhaled, move person to fresh air immediately and seek medical care. For eye contact, rinse thoroughly with water and get immediate medical attention. Never induce vomiting if swallowed. Contact poison control center and provide safety data sheet to medical personnel.

How to dispose of nickel(2+) diacetate properly?

Nickel(2+) diacetate must be disposed of as hazardous waste through licensed waste management companies in compliance with local and European environmental regulations. The substance cannot be disposed of in regular waste streams due to its toxic and carcinogenic properties. Waste containers must be properly labeled and segregated from other waste types. Disposal must follow specific protocols for heavy metal-containing compounds and carcinogenic substances, often requiring specialized treatment facilities.

How to transport nickel(2+) diacetate?

Nickel(2+) diacetate is classified as ADR Class 9 (Miscellaneous Dangerous Substances), Packing Group III for transportation purposes. Packages must comply with UN packaging requirements and display appropriate hazard labels and markings. Transport documents must include proper shipping names and hazard information. Drivers require ADR training and vehicles must carry appropriate emergency equipment. The substance must be segregated from incompatible materials during transport and handled by certified dangerous goods carriers.

Is nickel(2+) diacetate subject to specific regulations?

Nickel(2+) diacetate is subject to extensive regulatory oversight under European REACH and CLP regulations due to its classification as Carcinogenic 1A, Mutagenic 2, and Reproductive toxicant 1B. The substance requires safety data sheets, exposure scenarios, and risk management measures. Users must implement strict occupational exposure limits and health surveillance programs. Registration and authorization may be required for certain uses, and the substance faces potential restrictions under European chemical legislation due to its severe health hazards.

Where to buy nickel(2+) diacetate in Europe?

Nickel(2+) diacetate is available through OYSI, a specialized European distributor of technical chemicals with expertise in hazardous substance handling and regulatory compliance. OYSI provides proper documentation, safety data sheets, and regulatory support for this controlled substance. Due to the compound's hazardous classification, purchases are typically restricted to qualified industrial users and research institutions. Contact OYSI directly to discuss availability, packaging options, and specific regulatory requirements for your application and location within Europe.

Data Sources

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