1,3-Propanesultone
ALDRICH/P50706 - 98%
Synonym: 3-
CAS Number: 1120-71-4
Empirical Formula (Hill Notation): C3H6O3S
Molecular Weight: 122.14
EC Number: 214-317-9
MDL Number: MFCD00005355
Linear Formula: C3H6O3S
Product Type: Chemical
| assay | 98% |
| bp | 180 °C/30 mmHg (lit.) |
| density | 1.392 g/mL at 25 °C (lit.) |
| form | powder |
| InChI | 1S/C3H6O3S/c4-7(5)3-1-2-6 |
| InChI key | FSSPGSAQUIYDCN-UHFFFAOYSA |
| mp | 30-33 °C (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | O=S1(OCCC1)=O |
| Application: | 1,3-Propanesultone can be used to synthesize: • A sulfonic acid functionalized acidic ionic liquid modified silica catalyst that can be used in hydrolysis of cellulose. • Zwitterionic-type molten salts with unique ion conductive properties. • Zwitterionic organofunctional silicones by the quaternization of organic amine functional silicones. |
| General description: | 1,3-Propanesultone is a cyclic sulfonic ester mainly used to introduce a propane sulfonic functionality into the organic structure. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 25, 100 g in glass bottle |
| Symbol | ![]() ![]() GHS05,GHS06,GHS08 |
| Signal word | Danger |
| Hazard statements | H301 - H312 - H315 - H318 - H350 |
| Precautionary statements | P202 - P264 - P280 - P301 + P310 - P302 + P352 + P312 - P305 + P351 + P338 |
| Hazard Codes | T |
| Risk Statements | 45-21/22 |
| Safety Statements | 53-45 |
| RIDADR | UN 2811 6.1 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 340.7 °F |
| Flash Point(C) | 171.5 °C |
| Purity | 98% |
| bp | 180 °C/30 mmHg (lit.) |
| mp | 30-33 °C (lit.) |
| Density | 1.392 g/mL at 25 °C (lit.) |
| UNSPSC | 12352100 |




