N-Cyclohexyl-2-aminoethanesulfonic acid

N-Cyclohexyl-2-aminoethanesulfonic acid
Names

IUPAC name 2-(Cyclohexylamino)ethanesulfonic acid
Other names N-Cyclohexyltaurine, CHES
Identifiers
CAS Registry Number	103-47-9^Y
ChemSpider	60260^Y
DrugBank	DB03309^Y
InChI InChI=1S/C8H17NO3S/c10-13(11,12)7-6-9-8-4-2-1-3-5-8/h8-9H,1-7H2,(H,10,11,12)^Y Key: MKWKNSIESPFAQN-UHFFFAOYSA-N^Y InChI=1/C8H17NO3S/c10-13(11,12)7-6-9-8-4-2-1-3-5-8/h8-9H,1-7H2,(H,10,11,12) Key: MKWKNSIESPFAQN-UHFFFAOYAH
Jmol-3D images	Image
MeSH	2-(N-cyclohexylamino)ethanesulfonic+acid
PubChem	66898
SMILES O=S(=O)(O)CCNC1CCCCC1
Properties
Chemical formula	C₈H₁₇NO₃S
Molar mass	207.287 g/mol
Acidity (pK_a)	9.3
Except where noted otherwise, data is given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Y verify (what is: Y/N?)
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