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379948

Sigma-Aldrich

Gold(III) chloride

≥99.99% trace metals basis

Synonym(s):

Trichlorogold

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About This Item

Linear Formula:
AuCl3
CAS Number:
Molecular Weight:
303.33
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

Assay

≥99.99% trace metals basis

form

solid

reaction suitability

reagent type: catalyst
core: gold

impurities

≤100.0 ppm Trace Metal Analysis

SMILES string

Cl[Au](Cl)Cl

InChI

1S/Au.3ClH/h;3*1H/q+3;;;/p-3

InChI key

RJHLTVSLYWWTEF-UHFFFAOYSA-K

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General description

Gold(III) chloride is also known as auric chloride. It is a reddish-brown crystalline diamagnetic solid used in various fields such as catalysis, electroplating of gold, nanomaterial synthesis, and as reference material in spectroscopic techniques. It behaves as a Lewis acid and easily forms complexes.

Application

Gold(III) chloride can be used:
  • As a precursor to prepare gold nanoparticles.
  • As a dopant to fabricate graphene-protecting layers to enhance the stability and power conversion efficiency of perovskite solar cells.
  • As an anode interfacial modifier to enhance the built-in potential and interface resistance of polymer solar cells.
  • To fabricate flexible electrodes for organic light-emittingdiodes(OLEDs). Gold particles fill in graphene defects and reduce surfaceresistance resulting in enhanced carrier concentration.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Use of AuCl3-doped graphene as a protecting layer for enhancing the stabilities of inverted perovskite solar cells
Jong Min Kim, et al.
Applied Surface Science, 455, 1131-1136 (2018)
Flexible transparent electrodes for organic light-emitting diodes simply fabricated with AuCl3-modied graphene
Mengzhu Wei, et al.
Organic Electronics, 63, 71-77 (2018)
Efficient polymer solar cells with a solution-processed gold chloride as an anode interfacial modifier
Yeong-Jin Go, et al.},
Applied Physics Letters, 102 (2013)
The Golden Pathway to Thiolate-Stabilized Nanoparticles: Following the Formation of Gold(I) Thiolate from Gold(III) Chloride
Brian M. Barngrover and Christine M. Aikens
Journal of the American Chemical Society, 134, 12590-12595 (2012)
Ligand-induced gold nanocrystal superlattice formation in colloidal solution.
Lin XM, et al.
Chemistry of Materials, 11(2), 198-202 (1999)

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