379867

Potassium dicyanoaurate(I)

99.95% trace metals basis

• Synonym(s): Gold (I) potassium cyanide, Potassium gold cyanide
• Linear Formula: KAu(CN)₂
• CAS Number: 13967-50-5
• Molecular Weight: 288.10
• Beilstein: 6235525
• EC Number: 237-748-4
• MDL number: MFCD00011414
• UNSPSC Code: 12352302
• PubChem Substance ID: 24863695
• NACRES: NA.23

Properties

• Assay: 99.95% trace metals basis
• form: crystalline
• impurities: ≤550.0 ppm Trace Metal Analysis
• density: 3.45 g/mL at 25 °C (lit.)
• SMILES string: [K+].N#C[Au-]C#N
• InChI: 1S/2CN.Au.K/c2*1-2;;/q;;-1;+1
• InChI key: OQHPFUBKFKRHKZ-UHFFFAOYSA-N

Description

General description

Potassium dicyanoaurate(I) is an inorganic salt, soluble in water and sparingly soluble in alcohol. It is widely used as an electrolyte in the electrodeposition of gold on various substrates such as thin films and electrodes.

Application

Potassium dicyanoaurate(I) can be used:

• To prepare gold nanowire array electrodes with fast charge transfer ability.
• As a supporting electrolyte for the electrodeposition of gold in organic media.
• To prepare polypyrrole-ClO₄ gas sensors with fast response time and high sensitivity to volatile organic compounds.
• In the electrochemical preparation of gold nanoparticle composites.

Safety Information

• Pictograms: GHS06,GHS09
• Signal Word: Danger
• Hazard Statements: H300 + H310 + H330,H410
• Precautionary Statements: P262 - P264 - P273 - P280 - P302 + P352 + P310 - P304 + P340 + P310
• Hazard Classifications: Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1
• Supplementary Hazards: EUH032
• Storage Class Code: 6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves