Sodium dodecyl sulfate
SIGMA/71717 - tested according to NF, mixture of sodium alkyl sulfates consisting mainly of sodium dodecyl sulfate
Synonym: Natrium laurylsulfonicum; Dodecyl sodium sulfate; Dodecyl sulfate sodium salt; Lauryl sulfate sodium salt; SDS; Sodium lauryl sulfate
CAS Number: 151-21-3
Empirical Formula (Hill Notation): C12H25NaO4S
Molecular Weight: 288.38
EC Number: 205-788-1
MDL Number: MFCD00036175
Linear Formula: CH3(CH2)11OSO3Na
Product Type: Chemical
| agency | tested according to NF |
| USP | |
| application(s) | pharmaceutical (small molecule) |
| assay | ≥85.0% (content of sodium alkyl sulfates) |
| description | 62 |
| anionic | |
| form | rod |
| greener alternative category | Aligned ![]() |
| greener alternative product characteristics | Catalysis Learn more about the Principles of Green Chemistry . |
| HLB | 40 |
| InChI | 1S/C12H26O4S.Na/c1-2-3-4- |
| InChI key | DBMJMQXJHONAFJ-UHFFFAOYSA |
| mol wt | 288.38 g/mol |
| mp | 204-207 °C (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | [Na+].CCCCCCCCCCCCOS([O-] |
| solubility | water: soluble |
| sustainability | Greener Alternative Product |
| Application: | Anionic detergent |
| General description: | We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is used as a surfactant to enhance catalysis. Click here ![]() |
| Symbol | ![]() GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H302 - H315 - H318 - H412 |
| Precautionary statements | P264 - P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-21/22-37/38-41 |
| Safety Statements | 26-36/37-39 |
| RIDADR | UN1325 - class 4.1 - PG 3 - Flammable solids, organic, n.o.s., H |
| WGK Germany | WGK 2 |
| Flash Point(F) | 338.0 °F |
| Flash Point(C) | 170 °C |
| Purity | ≥85.0% (content of sodium alkyl sulfates) |
| mp | 204-207 °C (lit.) |
| UNSPSC | 12161900 |



