Nickel(II) Chloride Hydrate

Catalog	ACM69098153
CAS	69098-15-3
Structure
Category	Flocculant
Synonyms	Nickel(II) chloride
IUPAC Name	Dichloronickel;hydrate
Molecular Weight	147.61
Molecular Formula	Cl2H2NiO
Canonical SMILES	O.Cl[Ni]Cl
InChI	InChI=1S/2ClH.Ni.H₂O/h2*1H;1H2/q;+2;/p-2
InChI Key	HGGYAQHDNDUIIQ-UHFFFAOYSA-L
Melting Point	1001 °C
Purity	99%+
Solubility	Freely soluble in water
Appearance	Green crystalline aggregates
Application	Nickel(II) Chloride Hydrate serves as a versatile catalyst in various chemical processes, particularly in electroplating and organic reactions. It plays a significant role in the chemo-selective thioacetalization of aldehydes and, when combined with lithium aluminum hydride, functions as an efficient reducing agent for alkenes, alkynes, and organic halides, while also effectively cleaving N-O bonds and opening epoxides. Furthermore, this compound acts as a precursor in forming nickel-phosphine complexes, such as bis(triphenylphosphine)nickel(II) chloride, which are pivotal in facilitating reactions like alkyne trimerizations, carbonylations, and Suzuki-Miyaura cross-coupling, offering an alternative to palladium-based catalysts. Additionally, it is integral to the synthesis of the acetylacetonate complex of nickel, which is essential for producing the 1,5-cyclooctadiene complex used in organonickel chemistry. Nickel(II) Chloride Hydrate can also be utilized in forming the sandwich compound nickelocene through its dimethoxyethane complex, thereby further enhancing its applications in catalysis.
EC Number	231-743-0
MDL Number	MFCD00149808

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