H0527

HEPES potassium salt

≥99.5% (titration)

• Synonyme(s) : Piperazineethanesulfonic acid, 4-(2-hydroxyethyl)-monopotassium salt, 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid potassium salt, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) potassium salt
• Formule empirique (notation de Hill) : C₈H₁₇KN₂O₄S
• CAS Number: 82207-62-3
• Poids moléculaire : 276.39
• Numéro MDL: MFCD00043438
• Code UNSPSC : 12161700
• ID de substance PubChem : 24895405
• Nomenclature NACRES : NA.25

Propriétés

• Niveau de qualité: 200
• Essai: ≥99.5% (titration)
• Forme: powder
• Plage de pH utile: 6.8-8.2
• pKa: 7.5
• Solubilité: water: 0.5 g/mL, clear, colorless
• Chaîne SMILES: [K+].OCCN1CCN(CC1)CCS([O-])(=O)=O
• InChI: 1S/C8H18N2O4S.K/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14;/h11H,1-8H2,(H,12,13,14);/q;+1/p-1
• Clé InChI: KWURIFKZTJGMFD-UHFFFAOYSA-M

Description

Description générale

HEPES (4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid) is a widely used Good’s buffer in biochemical and biological research applications. As a zwitterionic buffer, it stabilizes the pH of the solution even when small amounts of acid or base are added.

Application

HEPES potassium salt has been used as a buffering agent in nanopore fabrication and electrolyte preparations. It has also been used as a component of cell lysis buffer.

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: Eyeshields, Gloves, type N95 (US)