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29311

CHES

BioUltra, ≥99.5% (T)

Sinonimo/i:

Acido 2-(cicloesilammino)etansolfonico

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10 g
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CHF 78.20
CHF 58.65
50 g
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CHF 301.00

Informazioni su questo articolo

Formula empirica (notazione di Hill):
C8H17NO3S
Numero CAS:
Peso molecolare:
207.29
UNSPSC Code:
12161700
NACRES:
NA.25
PubChem Substance ID:
EC Number:
203-115-6
Beilstein/REAXYS Number:
2967601
MDL number:

CHF 58.65

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product line

BioUltra

Quality Segment

assay

≥99.5% (T)

form

powder

impurities

insoluble matter, passes filter test

ign. residue

≤0.05%

loss

≤0.5% loss on drying, 110 °C

pH

3.0-5.0 (25 °C, 0.5 M in H2O)

useful pH range

8.6-10.0

pKa (25 °C)

9.3

solubility

H2O: 0.5 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤500 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

λ

0.5 M in H2O

UV absorption

λ: 260 nm Amax: 0.08, λ: 280 nm Amax: 0.05

SMILES string

OS(=O)(=O)CCNC1CCCCC1

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)

InChI key

MKWKNSIESPFAQN-UHFFFAOYSA-N

General description

Cyclohexylaminoethanesulfonic acid (CHES) is a buffering agent. Its structure contains a hydrophilic taurine (2-aminoethanesulfonic acid) moiety and a hydrophobic cyclohexyl group. CHES binds to the active site of several enzymes and inhibits substrate binding and enzymatic activity. Therefore, CHES may be used as a scaffold for new drug development for regulating enzyme activity.

Application

2-(Cyclohexylamino)ethanesulfonic acid (CHES) has been used in the preparation of dimethyl trisulfide- polysorbate 80 (DMTS-PS80) formulation.

Other Notes

Buffer for studying pH-dependent processes in enzymology; Has a high affinity for the iodoacetate binding site of liver alcohol dehydrogenase.

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C8210C2885850524P
CHES BioUltra, ≥99.5% (T)

Sigma-Aldrich

29311

CHES

CHES BioXtra, ≥99.0% (titration)

Sigma-Aldrich

C8210

CHES

CHES ≥99.0% (titration)

Sigma-Aldrich

C2885

CHES

CHEMS Avanti Research™ - A Croda Brand

Avanti

850524P

CHEMS

description

BioUltra, ≥99.5% (T)

description

BioXtra, ≥99.0% (titration)

description

≥99.0% (titration)

description

Avanti Research - A Croda Brand

assay

≥99.5% (T)

assay

≥99.0% (titration)

assay

≥99.0% (titration)

assay

>99% (TLC)

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

-

product line

BioUltra

product line

BioXtra

product line

-

product line

-

form

powder

form

powder

form

crystalline

form

powder

solubility

H2O: 0.5 M at 20 °C, clear, colorless

solubility

H2O: 0.5 M, clear, colorless

solubility

water: 0.6 g/25 mL, clear, colorless

solubility

-

pH

3.0-5.0 (25 °C, 0.5 M in H2O)

pH

3.0-5.0 (0.5 M in H2O)

pH

3.0-5.0 (103.6 g/L)

pH

-


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Classe di stoccaggio

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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