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RDD035

Sigma-Aldrich

HEPES sodium salt

≥99.5% (titration), free-flowing, Redi-Dri

Synonym(s):
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium salt, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) sodium salt
Empirical Formula (Hill Notation):
C8H17N2NaO4S
CAS Number:
Molecular Weight:
260.29
MDL number:

product line

Redi-Dri

Quality Level

assay

≥99.5% (titration)

quality

free-flowing

useful pH range

6.8-8.2

pKa (25 °C)

7.5

application(s)

diagnostic assay manufacturing

SMILES string

[Na+].OCCN1CCN(CC1)CCS([O-])(=O)=O

InChI

1S/C8H18N2O4S.Na/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

InChI key

RDZTWEVXRGYCFV-UHFFFAOYSA-M

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Physical form

Lyophilized, spray dried, or crystallized material.

Other Notes

Easily compare specifications for HEPES sodium salt products with the HEPES sodium salt specification table.

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Origin

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