dipotassium (potassiosulfanyl)potassium 1-oxo-1λ6-disulfene-1,1-bis(olate)

• ChemBase ID: 158712
• Molecular Formular: K4O3S3
• Molecular Mass: 300.5864
• Monoisotopic Mass: 299.75578358
• SMILES: [O-]S(=O)(=S)[O-].S([K])[K].[K+].[K+]
• Canonical SMILES: [O-]S(=S)(=O)[O-].[K]S[K].[K+].[K+]
• InChI: InChI=1S/4K.H2O3S2.S/c;;;;1-5(2,3)4;/h;;;;(H2,1,2,3,4);/q;;2*+1;;/p-2
• InChIKey: PFSBHPPVZHPSCB-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: dipotassium (potassiosulfanyl)potassium 1-oxo-1λ^6-disulfene-1,1-bis(olate)
• IUPAC Traditional name: dipotassium hypo potassium sulfide
• Synonyms: Dipotassium thiosulfate mixture with potassium sulfide; Liver of sulfur; Sulfurated potash; Potash, sulfurated; 硫化钾; 碳酸钾; 草碱; 钾碱

Database IDs

• CAS Number: 39365-88-3
• MDL Number: MFCD00064604
• PubChem SID: 162252848; 24855257
• PubChem CID: 56842985

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

• Apperance: lumps

Safety Information

• European Hazard Symbols: Corrosive (C); Nature polluting (N)
• UN Number: 3262
• German water hazard class: 3
• Hazard Class: 8
• Packing Group: 2
• Risk Statements: 31-34-50
• Safety Statements: 26-36/37/39-45-61
• GHS Pictograms: GHS05; GHS09
• GHS Signal Word: Danger
• GHS Hazard statements: H314-H400
• GHS Precautionary statements: P273-P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 3262 8/PG 2
• Supplemental Hazard Statements: Contact with acids liberates toxic gas.

Product Information

• Linear Formula: K2SO4/(K2Sx)2

DETAILS

Sigma Aldrich - 253049

Packaging
100, 500 g in poly bottle