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239782

CAPS

ULTROL® Grade, ≥99% (HPLC), zwitterionic buffer useful in pH range 7.9-11.1

Synonym(s):

CAPS, ULTROL® Grade, 3-(Cyclohexylamino)propanesulfonic Acid

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About This Item

Empirical Formula (Hill Notation):
C9H19NO3S
CAS Number:
1135-40-6
Molecular Weight:
221.32
UNSPSC Code:
12161703
NACRES:
NA.25
MDL number:
MFCD00003837
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description

Merck USA index - 14, 1767

Quality Level

200

assay

≥99% (HPLC)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

white

pKa (25 °C)

10.0-10.6

solubility

water: 20 mg/mL

cation traces

heavy metals: ≤1 ppm

shipped in

ambient

storage temp.

15-25°C

SMILES string

[S](=O)(=O)([O-])CCC[N+H2]C1CCCCC1

InChI

1S/C9H19NO3S/c11-14(12,13)8-4-7-10-9-5-2-1-3-6-9/h9-10H,1-8H2,(H,11,12,13)

InChI key

PJWWRFATQTVXHA-UHFFFAOYSA-N

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General description

A zwitterionic buffer that is useful in the pH 7.9-11.1 range. Has a pKa of 10.0-10.6 at 25°C.
Absorbance (100 mM, 260 nm):≤0.05.
Biological buffer (absorbance: <0.05 at 260 nm, 100 mM; pKa: 10.0-10.6 at 25°C).

Preparation Note

Following reconstitution, store at room temperature (20°C). Stock solutions are stable for up to 6 months at room temperature.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
ULTROL is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Standard Handling (A)

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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Global Trade Item Number

SKUGTIN
239782-100GM04055977199543
239782-1KG04055977199536

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