CHES (buffer)

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N-Cyclohexyl-2-aminoethanesulfonic acid
N-Cyclohexyl-2-aminoethanesulfonic acid.svg
Names
IUPAC name
2-(Cyclohexylamino)ethanesulfonic acid
Other names
N-Cyclohexyltaurine, CHES
Identifiers
3D model (JSmol)
ChemSpider
DrugBank
ECHA InfoCard 100.002.832
MeSH 2-(N-cyclohexylamino)ethanesulfonic+acid
UNII
Properties
C8H17NO3S
Molar mass 207.287 g/mol
Acidity (pKa) 9.3
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

N-Cyclohexyl-2-aminoethanesulfonic acid, also known as CHES, is a buffering agent.

Typically appears as a white crystalline powder.


CHES buffers have a useful range of pH 8.6–10.

External links[edit]