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CAS 7718-54-9/ 7791-20-0 (hexahydrate)

CAS 7718-54-9/ 7791-20-0 (hexahydrate) matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7718-54-9

CAS 7718-54-9PubChem CID 24385

Nickel Dichloride

IUPAC name: dichloronickel

Molecular formula: Cl2Ni
Molecular weight: 129.60 g/mol
Exact mass: 127.873047 Da
Topological polar surface area: 0.0 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 0
Covalent units: 1
Defined stereocentres: 0

Also known as

NICKEL CHLORIDENickel(II) chlorideNickelous chlorideNickel(2+) chlorideNiCl2Nickel chloride (NiCl2)Nichel(II) chlorideNickel(II) chloride (1:2)

16 more reported names

Nickel dichloride (nicl2)696BNE976JCHEBI:34887NSC-254532(NiCl2)[NiCl2]Niccolum MuriaticumRefChem:6058231-743-0253-399-0Nickel(II) chloride anhydrousCCRIS 1788HSDB 860Nickel (II) chlorideEINECS 231-743-0EINECS 253-399-0

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External database identifiers

ChEBI:CHEBI:34887
PubMed:23534408
PubMed:9606935
PubMed:1612181

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

PubChem 2D chemical structure for CAS 7791-20-0

CAS 7791-20-0PubChem CID 24645

Nickel chloride hexahydrate

IUPAC name: nickel(2+);dichloride;hexahydrate

Molecular formula: Cl2H12NiO6
Molecular weight: 237.69 g/mol
Exact mass: 235.936435 Da
Topological polar surface area: 6.0 Å²
Hydrogen-bond donors: 6
Hydrogen-bond acceptors: 8
Covalent units: 9
Defined stereocentres: 0

Also known as

Nickel dichloride hexahydrateNickel(II) chloride, hexahydrateT8365BUD85Nickel chloride (NiCl2), hexahydrateCHEBI:53542RefChem:853859616-576-7Nickel(II) chloride hexahydrate

8 more reported names

Nickelous chloride hexahydrateCl2NiO6nickelous;dichloride;hexahydratenickel chloride--water (1/6)NICKEL CHLORIDE HEXAHYDRATE [MI]NICKEL(2+) CHLORIDE HEXAHYDRATENICKEL CHLORIDE (NICL2) HYDRATE (1:6)NICKEL CHLORIDE HEXAHYDRATE (NICL2.6H2O)

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External database identifiers

ChEBI:CHEBI:53542

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 7718-54-9/ 7791-20-0 (hexahydrate)

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How CAS 7718-54-9/ 7791-20-0 (hexahydrate) is used on this site

CAS 7718-54-9/ 7791-20-0 (hexahydrate) is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 7718-54-9/ 7791-20-0 (hexahydrate) and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.