431494
Sodium thiosulfate pentahydrate
≥99.99%, ReagentPlus®
Synonym(s):
Disodium thiosulphate pentahydrate, Thiosulfuric acid, disodium salt, pentahydrate
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About This Item
Linear Formula:
Na2S2O3 · 5H2O
CAS Number:
Molecular Weight:
248.18
EC Number:
231-867-5
UNSPSC Code:
12352302
MDL number:
InChI key
PODWXQQNRWNDGD-UHFFFAOYSA-L
InChI
1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2
SMILES string
O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=S
product line
ReagentPlus®
assay
≥99.99%
impurities
≤0.002% N compounds, ≤0.005% insolubles, <100 ppm total metallic impurities
pH
6.0-8.4
anion traces
S2-: passes test, SO42- and SO32-: ≤0.1%
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Application
Applied in a widely useful, thiosulfate-assisted, synthesis of a variety of diamine-CuCN complexes.
Features and Benefits
Meets A.C.S. reagent specifications.
Legal Information
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
Regulatory Information
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Crystal Structures of a Series of Complexes Produced by Reaction of Copper(I) Cyanide with Diamines.
Fred B. Stocker et al.
Inorganic chemistry, 38(5), 984-991 (2001-10-24)
A new synthetic procedure developed recently in our laboratories has made possible the synthesis of variety of new complexes of CuCN with diamines. Synthesis was effected by adding the ligand to a solution of CuCN in aqueous sodium thiosulfate. This
Simran Kaur et al.
Journal of food protection, 78(9), 1708-1718 (2015-09-01)
Previous studies show that treatment of cantaloupes with chlorine dioxide (ClO2) gas at 5 mg/liter for 10 min results in a significant reduction (P < 0.05) in initial microflora, an increase in shelf life without any alteration in color, and
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