Misplaced Pages

Ammonium dicyanoaurate

Names
Other names Aurate(1-), bis(cyano-κC)-, ammonium (1:1), ammonium dicyanoaurate(I)
Identifiers
CAS Number	31096-40-9
3D model (JSmol)	Interactive image
ChemSpider	148036
ECHA InfoCard	100.045.862
EC Number	250-464-5
PubChem CID	169255
UNII	FNY6U483VA
CompTox Dashboard (EPA)	DTXSID30953196
InChI InChI=1S/2CN.Au.H3N/c2*1-2;;/h;;;1H3/q2*-1;+1;/p+1Key: IQXHAJSMTNDJGA-UHFFFAOYSA-O
SMILES #N.#N..
Properties
Chemical formula	C2H4AuN3
Molar mass	267.042 g·mol
Appearance	colorless crystals
Density	g/cm
Solubility in water	soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references

Ammonium dicyanoaurate is a chemical compound with the chemical formula C₂H₄AuN₃. This is a salt of ammonium as cation with an anion composed of a gold atom bearing two cyanide ligands.

Synthesis

Ammonium dicyanoaurate can be synthesised by dissolution of gold(I) cyanide in ammonium cyanide solution:

AuCN + NH₄CN → NH₄[Au(CN)₂]

Physical properties

The compound forms colorless crystals which are soluble in water and ethanol.

References

1. Fischer, Dieter; Schwager, Beate; Hönes, Gertrud; Koeber, Karl; Kreuzbichler, Irmingard; Neu-Becker, Ulrike; Swoboda, Gertrude (1995). Compounds with Si, P, As, Sb, Bi, the Alkali Metals and Onium Cations. Springer Berlin Heidelberg. ISBN 978-3-540-93719-7. Retrieved 29 November 2024.
2. Emergency Planning and Community RightToKnow Act section 313 reporting guidance for the textile processing industry. DIANE Publishing. p. C-12. ISBN 978-1-4289-0164-3. Retrieved 29 November 2024.

• Cyanides
• Ammonium compounds
• Aurates