disodium O-[(sulfonatoperoxy)sulfonyl]oxidanidolate

• ChemBase ID: 129550
• Molecular Formular: Na2O8S2
• Molecular Mass: 238.10474
• Monoisotopic Mass: 237.88299752
• SMILES: [Na+].[Na+].O=S(=O)([O-])OOS(=O)(=O)[O-]
• Canonical SMILES: [O-]S(=O)(=O)OOS(=O)(=O)[O-].[Na+].[Na+]
• InChI: InChI=1S/2Na.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
• InChIKey: CHQMHPLRPQMAMX-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: disodium O-[(sulfonatoperoxy)sulfonyl]oxidanidolate
• IUPAC Traditional name: disodium peroxydisulfate
• Synonyms: Sodium persulfate; Sodium peroxydisulfate; Sodium peroxodisulfate; Sodium peroxodisulphate; Sodium peroxydisulfate; Sodium peroxydisulphate; Sodium persulfate; Sodium persulfate; 过二硫酸钠; 过二硫酸钠; 过硫酸钠

Database IDs

• CAS Number: 7775-27-1
• EC Number: 231-892-1
• MDL Number: MFCD00003501
• Merck Index: 148656
• PubChem SID: 24886317; 162223841; 24852944; 24886316; 24899690
• PubChem CID: 62655
• CHEMBL: 502764
• Chemspider ID: 56406
• Wikipedia Title: Sodium_persulfate

CALCULATED PROPERTIES

• Acid pKa: -3.4752414
• H Acceptors: 6
• H Donor: 0
• LogD (pH = 5.5): -5.686493
• LogD (pH = 7.4): -5.6864934
• Log P: -0.9336958
• Molar Refractivity: 22.8694 cm^3
• Polarizability: 12.07569 Å^3
• Polar Surface Area: 132.86 Å^2
• Rotatable Bonds: 3
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 55.6 g/100 ml (20 °C) in water; H2O: soluble1 M at 20 °C, clear, colorless
• Apperance: Crystalline; white; white powder
• Melting Point: 180 °C decomp.
• Flash Point: Non-flammable
• Density: 2.40; 2.40 g/cm^3
• pH: 2.5-4.0 (25 °C, 1 M in H2O)

Safety Information

• RTECS: SE0525000
• European Hazard Symbols: Oxidising (O); X; Harmful (Xn)
• UN Number: 1505; UN1505
• German water hazard class: 1
• Hazard Class: 5.1
• Packing Group: 3; III
• Risk Statements: 8-22-36/37/38-42/43; 8-22-42/43; R8 R20 R22 R36 R37 R38
• Safety Statements: 17-22-24-37-45; 22-26-36/37; S17 S26 S36
• TSCA Listed: 是
• EU Index: Not listed
• GHS Pictograms: GHS03; GHS06; GHS07; GHS08
• GHS Signal Word: Danger
• NFPA704:
  

  0

  2

  1

  OX
• GHS Hazard statements: H272-H301-H317-H334; H272-H302-H315-H317-H319-H334-H335
• GHS Precautionary statements: P220-P261-P280-P305 + P351 + P338-P342 + P311; P221-P210-P285-P301+P310-P405-P501A
• 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 1505 5.1/PG 3

Product Information

• Purity: ≥98%; ≥98.0%; ≥99%; ≥99.0% (RT); 98%
• Grade: purum p.a.; reagent grade; SAJ first grade
• Impurities: <0.0005% Phosphorus (P); <0.1% Insoluble matter; ≤0.003% heavy metals (as Pb); insoluble matter, passes filter test
• Cation Traces: Al: <0.0005%; Al: ≤5 mg/kg; As: ≤0.1 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: <0.005%; Ca: ≤10 mg/kg; Ca: ≤50 mg/kg; Cd: ≤5 mg/kg; Cd: ≤50 mg/kg; Co: ≤5 mg/kg; Co: ≤50 mg/kg; Cr: ≤5 mg/kg; Cu: <0.0005%; Cu: ≤5 mg/kg; Cu: ≤50 mg/kg; Fe: <0.0005%; Fe: ≤20 mg/kg; Fe: ≤5 mg/kg; Fe: ≤50 mg/kg; K: <0.02%; K: ≤100 mg/kg; K: ≤50 mg/kg; Li: ≤5 mg/kg; Mg: <0.001%; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; Ni: ≤5 mg/kg; Ni: ≤50 mg/kg; Pb: <0.001%; Pb: ≤5 mg/kg; Pb: ≤50 mg/kg; Sr: ≤5 mg/kg; Zn: <0.0005%; Zn: ≤5 mg/kg; Zn: ≤50 mg/kg
• Antion Traces: chloride (Cl-): <0.05%; chloride (Cl-): ≤50 mg/kg
• Product Line: BioUltra
• abs.: absorption1M/309 nm, H2O cut-off
• Linear Formula: Na2S2O8

DETAILS

Sigma Aldrich - 71889

Other Notes
Promotor for polymerization reactions1

Sigma Aldrich - 216232

Packaging
2.5 kg in poly bottle
25, 500 g in poly bottle

Sigma Aldrich - S6172

包装
1 kg in poly bottle
250 g in poly bottle