disodium tetrasulfane-1,4-diide

• ChemBase ID: 303891
• Molecular Formular: Na2S4
• Molecular Mass: 174.23954
• Monoisotopic Mass: 173.86782256
• SMILES: [Na+].[Na+].[S-]SS[S-]
• Canonical SMILES: [S-]SS[S-].[Na+].[Na+]
• InChI: InChI=1S/2Na.H2S4/c;;1-3-4-2/h;;1-2H/q2*+1;/p-2
• InChIKey: ZLCCLBKPLLUIJC-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: disodium tetrasulfane-1,4-diide
• IUPAC Traditional name: disodium tetrasulfide(2-)
• Synonyms: Sodium sulfide, tech.; 硫化钠, tech.

Database IDs

• CAS Number: 12034-39-8
• EC Number: 215-211-5
• MDL Number: MFCD00014249

CALCULATED PROPERTIES

• Acid pKa: 8.833667
• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 2.232561
• LogD (pH = 7.4): 2.217501
• Log P: 2.2327566
• Molar Refractivity: 30.3792 cm^3
• Polarizability: 13.478513 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 1
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: Soluble in water and alcohol
• Apperance: Powder
• Melting Point: 275°C
• Boiling Point: dec.

Safety Information

• Storage Warning: Moisture Sensitive & Hygroscopic
• European Hazard Symbols: Nature polluting (N); Toxic (T)
• UN Number: UN1385
• Hazard Class: 4.2
• Packing Group: II
• Risk Statements: 22-24-31-34-50
• Safety Statements: 26-36/37/39-45-61
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05; GHS06; GHS09
• GHS Hazard statements: H311-H302-H314-H318-H252-H400
• GHS Precautionary statements: P280-P273-P305+P351+P338-P309-P310-P420

Product Information

• Purity: 90+%, H2O 5% max