Gold (III) Chloride Trihydrate CAS 16961-25-4

Gold (III) chloride trihydrate Details

Chemical Name: Gold(III) chloride trihydrate

Other Name: Hydrogen tetrachloroaurate(III) trihydrate; Tetrachloroauric (Ⅲ) Acid Trihydrate; Gold trichloride trihydrate

CAS No.: 16961-25-4

Molecular Formula: AuCl4H7O3

Molecular weight: 393.83

Appearance: Golden yellow or yellow red crystal

Assay: 50% Au content

Typical Properties

Gold (III) chloride trihydrate Usage

• Nanotechnology & Nanomedicine

  • Gold Nanoparticle Synthesis: Primary precursor material for synthesized spherical, rod, and star gold nanoparticles (AuNPs) used in bio-imaging, lateral flow diagnostic test strips, and targeted drug delivery.

• Electroplating & Surface Treatment

  • Precious Metal Plating Solutions: Used in the preparation of specialized electroplating and electroless gold plating baths for microelectronics, printed circuit boards (PCBs), and luxury jewelry manufacturing.

• Chemical Catalysis & Organic Synthesis

  • Homogeneous Lewis Acid Catalyst: Serves as an efficient Lewis acid catalyst for carbon-carbon bond formation, alkynes activation, and selective oxidation reactions in fine chemical synthesis.

• Glass & Ceramics Staining

  • Purple of Cassius & Ruby Glass: Used to produce “Purple of Cassius” pigment for high-end ruby red glass, porcelain enamel decoration, and stained glass art.

Packaging and Shipping

Packing: 1g/10g/50g Glass bottle

Gold (III) chloride trihydrate Storage

Keep container tightly sealed in a cool, dry, dark, and well-ventilated dedicated hazardous store.

Protect strictly from humidity, direct sunlight, heat, organic vapors, and contact with reducing agents or active metals.