dipotassium 1-oxo-1$l^{6}-disulfene-1,1-bis(olate)

• ChemBase ID: 104542
• Molecular Formular: K2O3S2
• Molecular Mass: 190.3248
• Monoisotopic Mass: 189.85629922
• SMILES: [K+].[K+].[O-]S(=O)(=S)[O-]
• Canonical SMILES: [O-]S(=S)(=O)[O-].[K+].[K+]
• InChI: InChI=1S/2K.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
• InChIKey: FGRVOLIFQGXPCT-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: dipotassium 1-oxo-1$l^{6}-disulfene-1,1-bis(olate); dipotassium 1-oxo-1λ^6-disulfene-1,1-bis(olate)
• IUPAC Traditional name: dipotassium ion hypo; dipotassium hypo
• Synonyms: Potassium Hyposulfite; Thiosulfuric Acid, Dipotassium Salt; POTASSIUM THIOSULFATE PENTAHYDRATE; Potassium thiosulfate; 硫代硫酸钾

Database IDs

• CAS Number: 10294-66-3
• EC Number: 233-666-8
• MDL Number: MFCD00036292
• PubChem SID: 24847738; 162091930
• PubChem CID: 61501

CALCULATED PROPERTIES

• Acid pKa: 2.69897
• H Acceptors: 3
• H Donor: 0
• LogD (pH = 5.5): -2.1907825
• LogD (pH = 7.4): -2.3771908
• Log P: 0.048317563
• Molar Refractivity: 19.5183 cm^3
• Polarizability: 9.065478 Å^3
• Polar Surface Area: 63.19 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: > 400°C

Safety Information

• Storage Condition: Room Temperature (15-30°C)
• European Hazard Symbols: Irritant (Xi)
• German water hazard class: 3
• Risk Statements: 36/38
• Safety Statements: 26-36
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319
• GHS Precautionary statements: P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: ≥95%
• Linear Formula: K2S2O3

DETAILS

MP Biomedicals - 02156344

n-Hydrate

Sigma Aldrich - 12669

Packaging
100, 500 g in poly bottle