Ethanesulfonic acid
ALDRICH/186260 - 95%
Synonym: 1-Ethanesulfonic acid; Ethylsulfonic acid
CAS Number: 594-45-6
Empirical Formula (Hill Notation): C2H6O3S
Molecular Weight: 110.13
EC Number: 209-843-0
MDL Number: MFCD00007529
Linear Formula: CH3CH2SO3H
Product Type: Chemical
| assay | 95% |
| bp | 123 °C/0.01 mmHg (lit.) |
| density | 1.35 g/mL at 25 °C (lit.) |
| functional group | sulfonic acid |
| InChI | 1S/C2H6O3S/c1-2-6(3,4)5/h |
| InChI key | CCIVGXIOQKPBKL-UHFFFAOYSA |
| mp | −17 °C (lit.) |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | O=S(O)(CC)=O |
| solubility | water: soluble |
| Application: | Ethanesulfonic acid is used as an esterification catalyst in the pre-treatment of ACPO (acidic crude palm oil) to produce biodiesel. |
| General description: | Ethanesulfonic acid participates in electrolytic reduction of perrhenate solutions. Ethanesulfonic acid is a sulfonic acid, commonly used as a catalyst for alkylation and polymerization reactions. |
| Packaging: | 5, 25 g in glass bottle |
| Symbol | GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280 - P303 + P361 + P353 - P305 + P351 + P338 + P310 |
| Hazard Codes | C |
| Risk Statements | 34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 2586PSN1 8 / PGIII |
| WGK Germany | WGK 3 |
| Purity | 95% |
| bp | 123 °C/0.01 mmHg (lit.) |
| mp | −17 °C (lit.) |
| Density | 1.35 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |


