Hexamminecobalt(III) chloride

  • Luteokobaltchlorid
  • Cobalthexammintrichlorid
  • Hexaammincobalttrichlorid

Orange odorless solid

Fixed

1.71 g · cm -3

  • Sparingly soluble in water
  • Insoluble in ethanol

Risk

Template: Infobox chemical / molecular formula search available

Hexaammincobalt (III ) chloride is a chemical compound selected from the group consisting of ammine complexes, and chlorides. The compound belongs to the still named after Alfred Werner Werner complexes, which include also the related Hexaammincobalt (III ) nitrate, Hexaammincobalt (II ) iodide and Hexaammincobalt (III ) iodide are.

Production and representation

Hexaammincobalt (III ) chloride can be obtained by reaction of the cobalt (II ) chloride hexahydrate and of ammonium chloride with ammonia in an air stream.

Properties

Hexaammincobalt (III ) chloride is an orange, wine or brownish red odorless crystalline solid which is slightly soluble in water. When cooking in water is formed cobalt ( II ) hydroxide. At temperatures above 215 ° C decomposition is performed under ammonia emission. The compound was discovered in 1798 by Citoyen Tassert.

Use

Hexaammincobalt (III ) chloride is used in biochemistry.

CAS registry number Dangerous Substances Directive (67/548/EEC) Cobalt(II) hydroxide
390679
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