CAS 7365-45-9 appears in our catalog under these names: HEPES, 1.0M buffer soln., pH 9 , HEPES, Hepes, >95% (HPLC), 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid, 4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid (HEPES). Offered by: Thermo Scientific (Alfa Aesar), Chemat Brand, TRC, Dr. Ehrenstorfer, Chemat. Available pack sizes: 250ml, 500ml, on request, 1g, 2,5g, 500mg, 250g, 50g.
2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid is a HEPES that is ethanesulfonic acid in which one of the methyl hydrogens is replaced by a 4-(2-hydroxyethyl)piperazin-1-yl group. A Good's buffer substance, pKa = 7.55 at 20 C. It is an organosulfonic acid and a HEPES. It is a conjugate acid of a 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonate. It is a tautomer of a 2-[4-(2-hydroxyethyl)piperazin-4-ium-1-yl]ethanesulfonate.
Source: ChEBI
| Molecular formula | C8H18N2O4S |
|---|---|
| Molecular weight | 238.31 g/mol |
| IUPAC name | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid |
| InChIKey | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| SMILES | C1CN(CCN1CCO)CCS(=O)(=O)O |
Computed by PubChem (NCBI)