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Cadmium acetate

Cadmium acetate is the chemical compound with the formula Cd(CH3CO2)2. This colourless solid is classified coordination polymer, featuring acetate ligands interconnecting cadmium centers. The compound exists in anhydrous form and as a dihydrate. It forms by treating cadmium oxide with acetic acid:
CdO + 2 CH3COOH → Cd(CH3COO)2 + H2O

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Further Information

Names

IUPAC nameCadmium acetate

Other names

Cadmium diacetate

Identifiers

CAS Number: 543-90-8

JSmol: Interactive image

ChemSpider: 10521

ECHA InfoCard: 100.008.049

EC Number: 208-853-2

PubChem: 10986

RTECS number: AF7505000

UNII: SA10IX931V

Properties

Chemical formula: Cd(CHCOO) (anhydrous)
Cd(CHCOO)·2HO (dihydrate)32322

Molar mass: 230.500 g/mol (anhydrous)
266.529 g/mol (dihydrate)

Appearance: colorless crystals (anhydrous)
white crystals (dihydrate)

Odor: acetic acid

Density: 2.341 g/cm (anhydrous)
2.01 g/cm (dihydrate)33

Melting point: 255 °C (491 °F; 528 K) (anhydrous) dihydrate decomposes at 130°C

Solubility in water: soluble (anhydrous), very soluble (dihydrate)

Solubility: methanol

Magnetic susceptibility: -83.7·10 cm/mol−63

Structure

Crystal structure: monoclinic

Hazards

R-phrases: R20/21/22

S-phrases: (S2) S22

NFPA 704:

NIOSH

PEL: [1910.1027] TWA 0.005 mg/m (as Cd)3

REL: Ca

IDLH: Ca [9 mg/m (as Cd)]3

Related compounds

anions: Cadmium fluoride

cations: Zinc acetate

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).