| IUPAC name | 2-hydroxy-3-[4-(2-hydroxyethyl)piperazin-1-yl]propane-1-sulfonic acid |
| Synonym | N-(Hydroxyethyl)piperazine-N’-2-hydroxypropanesulfonic acid, beta-Hydroxy-4-(2-hydroxyethyl)piperazine-1-propanesulphonic acid, HEPPSO Hydrate |
| Empirical formula (Hill system) | C9H20N2O5S |
| Molar mass | 268.3305 g/mol |
| CAS number | 68399-78-0 |
| Compound ID (CID) | 100205 |
| PubChem Substance ID (SID) | 24895555 |
| Useful pH Range | 7.1 – 8.5 |
| pKa | 7.80 at 25°C6.66 at 37°C |
