Platinum diamine dinitrite

Basic Information of Platinum(II) Diamminedinitrite

CAS No.	14286-02-3
EC No.	238-201-8
Chemical Formula	Pt(NH3)2(NO2)2
Molecular Weight	319.21 g/mol
Appearance	Pale yellow to off-white crystalline powder
Odor	Odorless
Melting point	~208–210 °C (decomposes)
Boiling point	Not applicable (decomposes)
Density	approx. 3.55 g/cm³
Solubility	Sparingly soluble in cold water; soluble in hot water, DMSO, DMF
Nature (hazards)	May cause skin and eye irritation, harmful if swallowed, explosive decomposition risk when heated strongly, toxic to aquatic life
RIDADR	UN 1474, Magnesium nitrate (related compound; consult SDS for exact classification), or Not regulated (low hazard in many classifications)
Chemical Structure

Primary Applications of Platinum(II) Diamminedinitrite

Platinum(II) Diamminedinitrite serves as a stable, chloride-free platinum source, enabling clean transformations in pharmaceutical and materials chemistry.

1. Cisplatin and Platinum Anticancer Drug Synthesis
   Acts as the preferred intermediate in the industrial preparation of cisplatin and related Pt(II) therapeutics, allowing controlled introduction of chloride ligands with high stereoselectivity and yield.

2. Platinum-Based Coordination Complex Preparation
   Used as a precursor for synthesizing neutral or cationic Pt(II) complexes with amines, phosphines, or other ligands for catalysis, sensors, and mechanistic studies.

3. Thin-Film and CVD/ALD Platinum Deposition
   Provides a volatile platinum source for chemical vapor deposition or atomic layer deposition of high-purity Pt films in microelectronics, fuel cells, and catalytic coatings.

4. Catalyst Precursor Development
   Employed in the preparation of supported platinum catalysts or homogeneous Pt species for hydrogenation, hydrosilylation, and other catalytic transformations in fine chemicals.

5. Pharmaceutical Process Research
   Facilitates scale-up and optimization of platinum drug manufacturing routes with minimal byproducts and excellent reproducibility in GMP environments.

6. Advanced Materials and Nanotechnology
   Enables controlled reduction to Pt nanoparticles or clusters for electrocatalysis, sensors, and functional materials research.

• High Purity & Consistent Pt Content
  Rigorous quality controls ensure precise platinum assay, low residual impurities, and batch-to-batch reproducibility for reliable downstream chemistry.

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

• Technical Synthesis Support
  Experienced specialists offer guidance on handling, ligand substitution, thermal decomposition, and process optimization.

• Comprehensive Regulatory Compliance
  Full documentation including COA, REACH, RoHS, and detailed SDS to facilitate global operations and pharmaceutical audits.

• Sustainability Commitment
  Ethical sourcing practices and platinum recovery/recycling programs aligned with ESG objectives and circular economy principles.

Hazards Classification

• GHS Classification: Acute Toxicity, Oral (Category 4); Skin Irritation (Category 2); Eye Irritation (Category 2A); Specific Target Organ Toxicity, Single Exposure (respiratory) (Category 3); Aquatic Chronic (Category 3)

• Hazard Statements: H302: Harmful if swallowed; H315: Causes skin irritation; H319: Causes serious eye irritation; H335: May cause respiratory irritation; H413: May cause long lasting harmful effects to aquatic life

• UN Number: Not regulated (or UN 1474 for related nitrate compounds; consult specific SDS)

• Hazard Class: Not classified as hazardous for transport in many classifications

• Packing Group: Not applicable