Sodium thiosulfate
SIGALD/217263 - ReagentPlus®, 99%
CAS Number: 7772-98-7
Empirical Formula (Hill Notation): Na2O3S2
Molecular Weight: 158.11
EC Number: 231-867-5
MDL Number: MFCD00003499
Linear Formula: Na2S2O3
Product Type: Chemical
assay | 99% |
form | powder, crystals or chunks |
InChI | 1S/2Na.H2O3S2/c;;1-5(2,3) |
InChI key | AKHNMLFCWUSKQB-UHFFFAOYSA |
pH | 6.0-8.5 (20 °C, 50 g/L) |
product line | ReagentPlus® |
Quality Level | 200 ![]() |
SMILES string | [Na+].[Na+].[O-]S([O-])(= |
Application: | Applied in a widely useful, thiosulfate-assisted, synthesis of a variety of diamine-CuCN complexes. |
Application: | Sodium thiosulfate can be used as a • Component in the synthesis of unsymmetrical aryl sulfides under aqueous conditions, where C–S–C bond formed in presence of other two components (alcohols and organohalides). • Reagent for the activation of carbon material. • Reagent in the synthesis of S-glycosyl thiosulfates (glycosyl bunte salts) by direct condensation of unprotected sugars using dehydrating agent DMC (2-chloro-1,3-dimethylimi • Reagent with alkyl halide in the synthesis of Bunte salts by SN2 mechanism using Cu catalyst. • Reagent in the synthesis of aryl thiols from aryl halides by palladium catalyzed cross-coupling reaction. |
Features and Benefits: | Sodium thiosulfate is: • Stable • Environmentally friendly • Odorless • Inexpensive. |
General description: | Sodium thiosulfate is an inorganic salt composed of thiosulfate and sodium ion with the chemical formula Na2S2O3. It is general reducing agent and useful sulfur source in synthetic chemistry |
Legal Information: | ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany |
Packaging: | 1, 2.5 kg in poly bottle |
Packaging: | 5, 250 g in poly bottle |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | 99% |
UNSPSC | 12352300 |