N-Cyclohexyl-2-aminoethanesulfonic acid

N-Cyclohexyl-2-aminoethanesulfonic acid: N-Cyclohexyl-2-aminoethanesulfonic acid

IUPAC name

2-(Cyclohexylamino)ethanesulfonic acid

Other names

N-Cyclohexyltaurine, CHES

Identifiers

CAS number 103-47-9

PubChem 66898

ChemSpider 60260^Y

DrugBank DB03309

MeSH 2-(N-cyclohexylamino)ethanesulfonic+acid

Jmol-3D images Image 1

SMILES

O=S(=O)(O)CCNC1CCCCC1

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

Properties

Molecular formula C₈H₁₇NO₃S

Molar mass 207.287 g/mol

Acidity (pK_a) 9.3

Y (verify) (what is: Y/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Infobox references

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

Typically appears as a white crystalline powder.

Decomposition or burning may produce toxic fumes such as carbon monoxide, carbon dioxide, nitrogen oxides and sulfur oxides.

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

External links

DrugBank EXPT02344

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Academic Dictionaries and Encyclopedias

N-Cyclohexyl-2-aminoethanesulfonic acid

IUPAC name 2-(Cyclohexylamino)ethanesulfonic acid
Other names N-Cyclohexyltaurine, CHES
Identifiers
CAS number	103-47-9
PubChem	66898
ChemSpider	60260^Y
DrugBank	DB03309
MeSH	2-(N-cyclohexylamino)ethanesulfonic+acid
Jmol-3D images	Image 1
SMILES O=S(=O)(O)CCNC1CCCCC1
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
Properties
Molecular formula	C₈H₁₇NO₃S
Molar mass	207.287 g/mol
Acidity (pK_a)	9.3
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references