Sodium thiosulfate - purum p.a., anhydrous, ≥98%(RT) , CAS No.7772-98-7

CAS: 7772-98-7 Cat. No.: S433977 Summenformel: Na₂S₂O₃ Molekulargewicht: 158.11 EG-Nummer: 231-867-5

GRADE & PURITY Anhydrous Grade, purum p.a., ≥98%(RT)

Synonyms

EINECS 231-867-5 | sodium thiosulfate (anhydrous) | HSDB 592 | BP-21059 | Na2S2O3 | SODIUM THIOSULFATE [WHO-DD] | DTXCID4024197 | E-539 | L0IYT1O31N | DTXCID7022417 | Sodium thiosulphate, anhydrous | Chlorine Control | Ins no.539 | Sodium oxide sulfide |

Storage

Room temperature

Übersicht

The product is anhydrous sodium thiosulfate (Na 2 S 2 O 3 ). It can be obtained from Na 2 S 2 O 3 .10H 2 O by heating above 100°C. It can be synthesized from sodium sulfate.

Application

Sodium thiosulfate (Na 2 S 2 O 3 ) may be used in the following studies: Industrial synthesis of methylene blue. Quantitative estimation of elemental iodine by titrimetry. Detection of trace levels of cysteine by employing triangular silver nanoplates (TAg-NPs).

Specifications

Synonyme

EINECS 231-867-5 | sodium thiosulfate (anhydrous) | HSDB 592 | BP-21059 | Na2S2O3 | SODIUM THIOSULFATE [WHO-DD] | DTXCID4024197 | E-539 | L0IYT1O31N | DTXCID7022417 | Sodium thiosulphate, anhydrous | Chlorine Control | Ins no.539 | Sodium oxide sulfide |

Spezifikationen & Reinheit

purum p.a., anhydrous, ≥98%(RT)

Storage

Room temperature

Note

Anhydrous Grade, purum p.a.

Reinheit

≥98%(RT)

Namen und Kennungen

• Pubchem Sid: 508815285
• Kanonisches Lächeln: [O-]S(=O)(=S)[O-].[Na+].[Na+]
• IUPAC Name: disodium;dioxido-oxo-sulfanylidene-λ6-sulfane
• InChIKey: AKHNMLFCWUSKQB-UHFFFAOYSA-L
• INCHI: 1S/2Na.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
• Isomere SMILES: [O-]S(=O)(=S)[O-].[Na+].[Na+]
• Molekulargewicht: 158.11

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Mixed metal/non-metal compounds
    • Klasse Alkali metal oxoanionic compounds
      • Subclass Alkali metal thiosulfates

• Kingdom: Inorganic compounds
• Superclass: Mixed metal/non-metal compounds
• Klasse: Alkali metal oxoanionic compounds
• Subclass: Alkali metal thiosulfates
• Intermediate Tree Nodes: Not available
• Direct Parent: Alkali metal thiosulfates
• Alternative Parents: Inorganic sulfides Inorganic sodium salts Inorganic oxides
• Molecular Framework: Not available
• Substituents: Alkali metal thiosulfate - Inorganic sodium salt - Inorganic oxide - Inorganic sulfide - Inorganic salt
• Beschreibung: This compound belongs to the class of inorganic compounds known as alkali metal thiosulfates. These are inorganic compounds in which the largest oxoanion is thiosulfate, and in which the heaviest atom not in an oxoanion is an alkali metal.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

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Wirkungsmechanismen

Chemische und physikalische Eigenschaften

• Empfindlichkeit: Hygroscopic；Heat sensitive
• Siedepunkt (°C): 100°C
• Schmelzpunkt (°C): 48°C
• Molekulargewicht: 158.110 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 157.908 Da
• Monoisotopic Mass: 157.908 Da
• Topological Polar Surface Area: 104.000 Ų
• Heavy Atom Count: 7
• Formal Charge: 0
• Complexity: 82.600
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 3

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