Isethionic acid
2-hydroxyethanesulphonic acid
CAS: 107-36-8
Molecular Formula: C2H6O4S
Isethionic acid - Names and Identifiers
| Name | 2-hydroxyethanesulphonic acid |
| Synonyms | isethionic isothionicacid Isethionic acid ethanolsulfonicacid kyselinaisethionova hydroxyethylsulfonicacid 2-Hydroxyethanesulfonate Hydroxy ethanesulfonic acid 2-hydroxy-ethanesulfonicaci 1-hydroxyethanesulfonic acid 2-hydroxyethanesulfonic acid 2-hydroxyethanesulphonic acid kyselina2-hydroxyethansulfonova |
| CAS | 107-36-8 |
| EINECS | 203-484-3 |
| InChI | InChI=1/C2H6O4S/c1-2(3)7(4,5)6/h2-3H,1H3,(H,4,5,6) |
Isethionic acid - Physico-chemical Properties
| Molecular Formula | C2H6O4S |
| Molar Mass | 126.13 |
| Density | 1.344 (estimate) |
| Boling Point | 226℃ at 101.3kPa |
| Solubility | Methanol (Slightly), Water (Soluble) |
| Vapor Presure | 0Pa at 25℃ |
| Appearance | Colourless Solution |
| pKa | 1.39±0.50(Predicted) |
| Storage Condition | 2-8°C |
| Refractive Index | 1.5090 (estimate) |
| Use | Used as pharmaceutical raw materials, food additives, etc |
Isethionic acid - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | 40 - Limited evidence of a carcinogenic effect |
| Safety Description | S22 - Do not breathe dust. S36 - Wear suitable protective clothing. |
| UN IDs | 3265 |
| Hazard Class | 8 |
| Packing Group | Ⅲ |
Isethionic acid - Reference Information
| LogP | -1.65 at 25℃ and pH2 |
| dissociation constant | -1.68 at 20 ℃ |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| biological activity | iethoonic acid (2-hydroxy ethosulfonic acid) is an organic sulfur compound. Ishionic acid is widely distributed in animals and some red algae. Ishionic acid can be used as an anionic detergent with anti-settling activity against Balanus ampitrite. |
| Use | used as pharmaceutical raw materials, food additives, etc. |
Last Update：2024-04-10 22:29:15
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