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339350

Sigma-Aldrich

Nickel(II) chloride

98%

Synonym(s):

Nickel dichloride, Nickel(2+) chloride, Nickelous chloride

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About This Item

Linear Formula:
NiCl2
CAS Number:
Molecular Weight:
129.60
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23
Assay:
98%
form:
powder

Quality Level

Assay

98%

form

powder

reaction suitability

reagent type: catalyst
core: nickel

density

3.55 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

SMILES string

Cl[Ni]Cl

InChI

1S/2ClH.Ni/h2*1H;/q;;+2/p-2

InChI key

QMMRZOWCJAIUJA-UHFFFAOYSA-L

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General description

Nickel(II) chloride 98% comes in a powder form and is a highly useful inorganic compound with a broad range of applications across various industries. Its relatively high purity makes it suitable for both industrial and laboratory settings. It is widely used in catalysis, electroplating, battery manufacturing, chemical synthesis, material science, dye and pigment production, and laboratory research.

Application

Nickel(II) chloride is utilized in the manufacturing of nickel-cadmium batteries, serving as a crucial component in the electrochemical reactions occurring within these rechargeable batteries. It is also suitable for use in theR&D activities of nickel-metal hydride (NiMH) batteries, which are used in various portable electronic devices and hybrid vehicles. In an experimet it has been found that Ni-NiCl2 composite cathode increased the output energy by ∼47% when the thermal batteries were used in weapons (working voltage >25 V), with a power density of up to 11.4 kW/kg. It is suitable as a catalyst or reagent in various organic synthesis reactions, such as cross-coupling reactions, amination, and cycloaddition reactions. In an experiment, it has been established that a wide variety of acyclic and cyclic dithioacetals can be prepared chemoselectively from the corresponding aldehydes by employing a catalytic amount of nickel(II) chloride in dry CH2Cl2–MeOH (5:1) at room temperature in good yields.

Features and Benefits

Some of the major advantages of this product is as a catalyst its high chemoselectivity, ease of operation, high yields, and also compatibility with other protecting groups. The compound′s capacity to aid in advanced material synthesis and promote environmental sustainability further highlights its value across various fields.
The vapor-phase co-reductions with other metal halides such as aluminum chloride (cat. no. 449598) by hydrogen results in finely divided intermetallics with applications as structural materials or compounds with useful thermoelectric, magnetic, and oxidation-resistance properties. Used in the synthesis of semiconducting metal-containing polymers in which the polypyrrole backbone has a conformational energy minimum and is nearly planar.
The vapor-phase co-reductions with other metal halides such as aluminum chloride (cat. no. 449598) by hydrogen results in finely divided intermetallics with applications as structural materials or compounds with useful thermoelectric, magnetic, and oxidation-resistance properties. Used in the synthesis of semiconducting metal-containing polymers in which the polypyrrole backbone has a conformational energy minimum and is nearly planar.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A Inhalation - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 1 Inhalation

Target Organs

Lungs

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

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Certificates of Analysis (COA)

Lot/Batch Number

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The radiochemistry of nickel, 3051 (1961)
Nickel (II) Chloride
Luh T, et al.
Encyclopedia of Reagents for Organic Synthesis, Second Edition, 1-9 (2001)
Polysulfone Nanocomposite Membranes with improved hydrophilicity
Phelane L, et al.
Electrochimica Acta, 128, 326-335 (2014)
The sodium/nickel chloride (ZEBRA) battery
Sudworth JL
Journal of Power Sources, 100(1-2), 149-163 (2001)
Tamzin A Blewett et al.
Archives of environmental contamination and toxicology, 68(2), 382-394 (2014-12-30)
The mechanisms of nickel (Ni) toxicity in marine fish remain unclear, although evidence from freshwater (FW) fish suggests that Ni can act as a pro-oxidant. This study investigated the oxidative stress effects of Ni on the euryhaline killifish (Fundulus heteroclitus)

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