Potassium tetrachloroplatinate(II)

Basic Information of Potassium Tetrachloroplatinate(II)

CAS No.	10025-99-7
EC No.	233-050-9
Chemical Formula	K2PtCl4
Molecular Weight	415.09 g/mol
Appearance	Reddish-brown to dark red crystalline powder
Odor	Odorless
Melting point	Decomposes before melting (>300 °C)
Boiling point	Not applicable (decomposes)
Density	approx. 3.50 g/cm³
Solubility	Soluble in water (~50 g/L at 20 °C); slightly soluble in ethanol; insoluble in most organic solvents
Nature (hazards)	Causes severe skin burns and eye damage, may cause allergic skin reaction, harmful if swallowed, toxic to aquatic life with long lasting effects
RIDADR	UN 3288, Toxic solid, inorganic, n.o.s. (Potassium tetrachloroplatinate(II)), Class 6.1, Packing Group III
Chemical Structure

Primary Applications of Potassium Tetrachloroplatinate(II)

Potassium Tetrachloroplatinate(II) serves as a fundamental Pt(II) synthon, enabling precise ligand exchange and complex formation in high-value chemical and pharmaceutical processes.

1. Cisplatin and Platinum Anticancer Agent Synthesis
   Acts as the primary starting material in the industrial and laboratory preparation of cisplatin (cis-[PtCl₂(NH₃)₂]) and related Pt(II) therapeutics via controlled ammine substitution, ensuring high stereochemical purity.

2. Organometallic Pt(II) Complex Preparation
   Facilitates synthesis of square-planar Pt(II) complexes with phosphines, amines, olefins, or other ligands for homogeneous catalysis, luminescent materials, and mechanistic studies.

3. Platinum Catalyst Precursor Development
   Used in the generation of supported Pt catalysts or homogeneous Pt species through reduction or ligand modification for hydrogenation, hydrosilylation, and C-C coupling reactions.

4. Platinum Nanoparticle and Colloid Synthesis
   Enables controlled reduction to produce Pt nanoparticles, clusters, or sols for electrocatalysis, sensors, and biomedical applications requiring defined particle size and high dispersion.

5. Coordination Chemistry Research
   Serves as a standard Pt(II) source for exploring ligand substitution kinetics, trans effect, and new platinum-containing coordination compounds in academic and industrial labs.

6. Advanced Materials & Sensors
   Supports preparation of Pt-modified surfaces, electrodes, or functional materials for gas sensors, biosensors, and electrochemical devices with enhanced performance.

• Consistent High Platinum Content
  Strict analytical controls ensure accurate Pt assay, minimal impurities, and batch-to-batch reproducibility for dependable synthetic outcomes.

• Secure Precious Metal Sourcing
  Transparent, responsible platinum procurement with inventory management to provide supply stability and competitive pricing.

• Technical Synthesis Guidance
  Dedicated specialists offer advice on handling, ligand substitution protocols, reduction methods, and process optimization tailored to your applications.

• Full Regulatory Compliance
  Comprehensive documentation including COA, REACH, RoHS, and detailed SDS to streamline global operations and pharmaceutical-grade requirements.

• Sustainability & Recycling Support
  Ethical sourcing practices and platinum recovery/recycling programs aligned with ESG objectives and sustainable chemistry principles.

Hazards Classification

• GHS Classification: Acute Toxicity, Oral (Category 3); Skin Corrosion (Category 1B); Serious Eye Damage (Category 1); Skin Sensitization (Category 1); Aquatic Chronic (Category 2)

• Hazard Statements: H301: Toxic if swallowed; H314: Causes severe skin burns and eye damage; H317: May cause an allergic skin reaction; H411: Toxic to aquatic life with long lasting effects

• UN Number: UN 3288

• Hazard Class: 6.1 (Toxic substances)

• Packing Group: III