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Merck
CN

50778

Sigma-Aldrich

Gold(III) chloride hydrate

puriss. p.a., ACS reagent, ≥49% Au basis

Synonym(s):

Auric chloride, Chloroauric acid, Hydrogen tetrachloroaurate(III) hydrate, Tetrachloroauric(III) acid

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About This Item

Linear Formula:
HAuCl4 · aq
CAS Number:
Molecular Weight:
339.79 (anhydrous basis)
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
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grade

ACS reagent
puriss. p.a.

concentration

≥49% Au

impurities

≤0.2% foreign metals (as sulfate)

color

yellow

density

3.9 g/mL at 25 °C

SMILES string

O.Cl.Cl[Au](Cl)Cl

InChI

1S/Au.4ClH.H2O/h;4*1H;1H2/q+3;;;;;/p-3

InChI key

OVJUDSKPNIBLOO-UHFFFAOYSA-K

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Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT RE 2 Oral

Target Organs

Kidney

Storage Class Code

8A - Combustible corrosive 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

Regulatory Information

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The crystal structure of gold (III) chloride.
Clark ES, et al.
Acta Crystallographica, 11(4), 284-288 (1958)

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