CAS 13874-02-7 Sodium tetrachloroaurate (III) dihydrate

Synonyms

SODIUM TETRACHLOROAURATE (III) DIHYDRATE; 13874-02-7; OEERDTKOVZFOHF-UHFFFAOYSA-J; AKOS015914384; KS-00000V2L; I14-41610; Sodium tetrachloroaurate(iii)dihydrate;

IUPAC Name

sodium;tetrachlorogold(1-);dihydrate;

Molecular Weight

397.786g/mol

Molecular Formula

AuCl4H4NaO2;

Canonical SMILES

O.O.[Na+].Cl[Au-](Cl)(Cl)Cl;

InChI

InChI=1S/Au.4ClH.Na.2H₂O/h;4*1H;;2*1H2/q+3;;;;;+1;;/p-4;

InChI Key

OEERDTKOVZFOHF-UHFFFAOYSA-J;

Complexity

19.1

Covalently-Bonded Unit Count

Exact Mass

397.85g/mol

H-Bond Acceptor

H-Bond Donor

Heavy Atom Count

Monoisotopic Mass

395.853g/mol

Topological Polar Surface Area

2A^2

Application

Sodium tetrachloroaurate (III) dihydrate is a versatile orange-yellow crystalline compound with a broad range of applications. It finds its purpose primarily as a gold catalyst in chemical synthesis, notably aiding in the removal of tert-butyl(dimethyl)silyl (TBS) protecting groups, and demonstrating selectivity among various ethers, including aromatic TBS and aliphatic triisopropylsilyl ethers. Additionally, in the presence of excess catalyst, it enables the transformation of TBS ethers into 4-methoxybenzyl or methyl ethers in a single step. Beyond its catalytic roles, sodium tetrachloroaurate (III) dihydrate is utilized in photography, glass staining, porcelain decoration, and medicine, including applications in chemotherapy treatments.

March 24, 2025

Reliable Catalyst for Advanced Gold Chemistry

Sodium tetrachloroaurate (III) dihydrate is invaluable in our lab, effectively catalyzing TBS group removal. Its selectivity accelerates our synthesis processes, especially converting ethers in one-pot reactions. Highly recommend for research applications requiring precision!