Sodium persulfate
SIGALD/71890 - purum p.a., ≥98% (RT)
Synonym: Sodium peroxodisulfate
CAS Number: 7775-27-1
Empirical Formula (Hill Notation): Na2O8S2
Molecular Weight: 238.10
EC Number: 231-892-1
MDL Number: MFCD00003501
Linear Formula: Na2S2O8
Product Type: Chemical
| anion traces | chloride (Cl-): ≤50 mg/kg |
| assay | ≥98% (RT) |
| cation traces | Ca: ≤50 mg/kg |
| Cd: ≤50 mg/kg | |
| Co: ≤50 mg/kg | |
| Cu: ≤50 mg/kg | |
| Fe: ≤50 mg/kg | |
| Ni: ≤50 mg/kg | |
| Pb: ≤50 mg/kg | |
| Zn: ≤50 mg/kg | |
| form | powder or crystals |
| grade | purum p.a. |
| InChI | 1S/2Na.H2O8S2/c;;1-9(2,3) |
| InChI key | CHQMHPLRPQMAMX-UHFFFAOYSA |
| pH | 2.5-4 |
| Quality Level | 200 ![]() |
| reaction suitability | reagent type: oxidant |
| SMILES string | [Na+].[Na+].[O-]S(=O)(=O) |
| vapor pressure | <0.0001 hPa |
| Application: | Sodium persulfate (Sodium peroxodisulfate) may be employed as an oxidizing reagent for the palladium-catalyzed C-H bond functionalization reaction of O-phenylcarbamates with arenes. It may be used to compose the initiator solution required for the preparation of hydroxyethyl methacrylate (HEMA) gel disks. |
| General description: | Sodium persulfate (Sodium peroxodisulfate) is an inorganic sodium salt. It is a cheap, eco-friendly oxidizing reagent. It is widely employed in bleaches and hair-coloring formulations. |
| Symbol | ![]() ![]() GHS03,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H272 - H302 - H315 - H317 - H334 - H335 |
| Precautionary statements | P210 - P220 - P261 - P280 - P301 + P312 - P302 + P352 |
| Hazard Codes | O,Xn |
| Risk Statements | 8-22-36/37/38-42/43 |
| Safety Statements | 22-26-36/37 |
| RIDADR | UN 1505 5.1 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥98% (RT) |
| UNSPSC | 12352302 |




