Potassium chloroplatinate, CAS No. 16921-30-5

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16921-30-5

Catalog No. EBD40259

CAS 16921-30-5

Name Potassium chloroplatinate

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Basic Information

Synonyms: Potassiumhexachloroplatinate(IV) dipotassiumhexachloroplatinate dipotassiumplatinum(+4)cationhexachloride platinum(IC)Potassiumchloride platinum(IV)Potassiumchloride PLATINUM(+4)Potassiumchloride Potassiumhexachloroplatinate Potassiumhexachloroplatinate(+4) Potassiumchloroplatinate(IV) PotassiumPLATINICchloride dipotassiumhexachloroplatinate(2-) Potassiumchloroplatinate

Molecular Formula: Cl6K2Pt

Molecular Weight: 485.98

Categories: Synthetic Chemistry > Basic Synthetic Reagents > Inorganic Compounds and Metal Salts

Product Description:

Potassium chloroplatinate, with the formula K_[PtCl_], is an inorganic coordination compound featuring a platinum(IV) center coordinated by six chloride ligands. It appears as orange-red crystals and is a key platinum source in synthetic chemistry. This compound is primarily utilized as a precursor for preparing heterogeneous platinum catalysts, such as platinum on carbon (Pt/C) or platinum on alumina, via reduction methods. These catalysts are critical in hydrogenation, reforming, and automotive exhaust treatment. In homogeneous catalysis, it serves as a starting material for synthesizing various platinum(II) and platinum(0) complexes, including those used in hydrosilylation and cross-coupling reactions. Additionally, potassium chloroplatinate is employed in analytical chemistry for the detection of potassium ions via gravimetric analysis, and in materials science for fabricating platinum-based nanomaterials and thin films. It is a hazardous substance, classified as a skin and respiratory sensitizer, and requires careful handling under inert conditions to avoid decomposition.

Physical Properties

Melting Point: 250 °C (dec.)(lit.)

Density: 3.499

Solubility: 50 g/L (95 ºC)

Refractivity: ^=1.825

Safety Information

Packing Level: 2

Hazard Category: 6.1/PG

Transport Codes: 3290