Platinum(II) chloride

Description

Platinum(II) chloride · CAS 10025-65-7 · Cl2Pt. UNII 896SQ4TDHW. Melting Point: 581 °C decomposes; Density: 5.87.

Identification

CAS Registry Number	10025-65-7
PubChem CID	2770
Molecular formula	Cl2Pt
IUPAC name	dichloroplatinum
UNII (FDA)	896SQ4TDHW

Computed Descriptors

Molecular Weight	265.99
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	0
Exact Mass	264.902500
Monoisotopic Mass	264.902500
Topological Polar Surface Area	0
Heavy Atom Count	3
Formal Charge	0
Complexity	2.8

Physical & Chemical Properties

Melting Point	581 °C decomposes
Density	5.87

Physical description & handling notes

• Greyish-green to brown solid; [Merck Index] Deep brown solid; Slightly soluble in water; [MSDSonline]
• Grayish-green to brown powder
• Olive green hexagonal crystals
• Insol in water, alcohol, ether; sol in hydrochloric acid
• Soluble in ammonium hydroxide; insoluble in cold water
• When heated to decomposition it emits toxic fumes of /hydrogen chloride/.

GHS Hazard Classification

Reported hazard statements	H290 (32%), H314 (61.3%), H315 (38.7%), H317 (92%), H319 (37.3%), H334 (92%), H413 (30.7%)

Documented Uses

• Used to make platinum salts; as catalyst for oxidative chlorination of alkanes; to make chiral catalysts; [HSDB]
• /In synthesis of/ platinum salts
• Used as catalyst for oxidative chlorination of alkanes, preparation of chiral catalysts
• Preparation from hexachloroplatinic acid.
• Heating platinum sponge in the presence of dry chloride; derivation by heating chloroplatanic acid to 200 °C.
• Preparation: (1) Direct chlorination of platinum metal at elevated temperatures. (2) Chlorination of platinum oxide at 550 °C. (3) Thermal decomposition of platinum tetrachloride. (4) Pass chloride over chloroplatinic acid at 500 °C. (5) Reduction of chloroplatinic acid with hydrazine.

Synonyms

Platinum dichloride; PLATINOUS CHLORIDE; Muriate of platinum; platinum(2+) dichloride; PLATINUM(II) DI-CHLORIDE; HSDB 6340; EINECS 233-034-1; 896SQ4TDHW; CHEBI:49801; RefChem:863766; 233-034-1; 10025-65-7; PLATINOUS CHLORIDE [HSDB]; PLATINOUS CHLORIDE [MI]; PLATINOUS CHLORIDE [WHO-DD]; PLATINOUS DICHLORIDE

Frequently Asked Questions

What are the CAS number and molecular formula of Platinum(II) chloride?

CAS 10025-65-7; molecular formula Cl2Pt; molecular weight — g/mol.

What other names is Platinum(II) chloride known by?

Platinum dichloride, PLATINOUS CHLORIDE, Muriate of platinum, platinum(2+) dichloride, PLATINUM(II) DI-CHLORIDE, HSDB 6340.

Is Platinum(II) chloride classified as hazardous?

Hazard statements reported: H290, H314, H315, H317, H319.

What are the key physical properties of Platinum(II) chloride?

Melting Point: 581 °C decomposes; Density: 5.87.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.