Merck
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V900477

Sigma-Aldrich

HEPES

Vetec, reagent grade, 99.5%

Synonym(s):
N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid), 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid
Empirical Formula (Hill Notation):
C8H18N2O4S
CAS Number:
Molecular Weight:
238.30
Beilstein:
883043
EC Number:
MDL number:
PubChem Substance ID:

grade

reagent grade

product line

Vetec

assay

99.5%

form

crystalline powder

pH

5.0-6.5 (25 °C, 238 g/L)

useful pH range

6.8-8.2

pKa (25 °C)

7.5

solubility

water: 500 mg/mL, clear, colorless

SMILES string

OCCN1CCN(CC1)CCS(O)(=O)=O

InChI

1S/C8H18N2O4S/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14/h11H,1-8H2,(H,12,13,14)

InChI key

JKMHFZQWWAIEOD-UHFFFAOYSA-N

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General description

HEPES, a zwitterionic buffer having a pH range of 6.8-8.2, is one among the 20 Good′s buffers. It′s commonly used in cell culture applications as it helps in maintaining the physiological pH.

Packaging

100, 500 g in poly bottle

Legal Information

Vetec is a trademark of Sigma-Aldrich International GmbH

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Origin

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