Sodium Thiosulfate Pentahydrate

HCID 61475CAS 10102-17-7

Grundinformationen

Standard-SMILES
O.O.O.O.O.O=S([O-])([O-])=S.[Na+].[Na+]
InChIKey
PODWXQQNRWNDGD-UHFFFAOYSA-L
Summenformel
H10Na2O8S2
Durchschnittliche Molmasse
248,19 g/mol
Monoisotopische Masse
247,96124818

Namen und Bezeichner

Bevorzugter Name
Sodium Thiosulfate Pentahydrate
IUPAC
disodium;dioxido-oxo-sulfanylidene-lambda6-sulfane;pentahydrate
Englischer Name
Sodium thiosulfate pentahydrate
Summenformel
H10Na2O8S2
Molmasse
248.18

Namen und Synonyme

SODIUM THIOSULFATE PENTAHYDRATE10102-17-7Disodium thiosulfate pentahydrateSodium thiosulfate, pentahydrateThiosulfuric acid (H2S2O3), disodium salt, pentahydrateDTXSID6044197CHEBI:32150AntichlorRefChem:931939DTXCID4024197pentahydrate of sodium thiosulfate600-156-5
Weitere Namen anzeigen
SODIUM THIOSULPHATESODIUM THIOSULFATE SOLUTION1kgHYPOSodium Thiosulfate Hydrate4-MPHSodiuM thiosulfate pentahydra5-BPDiNatriumthiosulfat
sodium thiosulphate pentahydrateMFCD00149186Na2S2O3.5H2Odisodium;dioxido-oxo-sulfanylidene-lambda6-sulfane;pentahydrateThiosulfuric acid (H2S2O3), sodium salt, hydrate (1:2:5)Sodium thiosulfate (pentahydrate)TinverSodium Hyposulfite Pentahydrate

Datenbank-Bezeichner

CAS
10102-17-7
PubChem CID
61475
DTXSID
DTXSID6044197
ChEBI
CHEBI:32150
UNII
HX1032V43M
EC Number
600-156-5

Eigenschaften

Berechnete Struktureigenschaften

Polarare Oberfläche (TPSA)
109 Ų
H-Brücken-Donoren
5
H-Brücken-Akzeptoren
9
Frei drehbare Bindungen
0
Schwere Atome
12

Physikochemische Eigenschaften

Schmelzpunkt
48.5 °C · 48.5 °C
Siedepunkt
100 C · 100 C
Dichte
1.01 g/mL · 1.01 g/mL at 25 °C
Brechungsindex
1.489 · 1.489
storage temp.
5 °C · Store at +5°C to +30°C.
Löslichkeit
2 O: · H2O: 1 M at 20 °C, clear, colorless

Sicherheit und Regulatorisches

Sicherheitsdaten

F
10
wgk
1
tsca
Yes
hs_code
28323000
RTECS-Nr.
WE6660000
risk_code
36/37/38

Chemie und Industrie

Anwendungen · 1 Eintrag

VerwendenSodium thiosulfate pentahydrate is used as an analytical reagent in laboratories. It is used in photographic processing and in gold extraction. Its alkylated derivatives, S-alkylthiosulfonates, are known as Bunte salts. It is involved in the preparation of thioglycolic acid. Furthermore, it is used to dechlorinate tap water, for removing free bromine from solutions and to check the pH of bleach solutions with liquid indicators. Other uses include tanning of leather; as an active component in hand warmers and chemical heating pads and as an anionic surfactant to aid in the dispersion of pharmaceutical preparations.

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