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475898

Millipore

MOPS

ULTROL® Grade, ≥99% (titration), zwitterionic buffer useful in pH range 6.5-7.9

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Synonym(s):
MOPS, Free Acid, ULTROL® Grade, 3-(N-Morpholino)propanesulfonic Acid
Empirical Formula (Hill Notation):
C7H15NO4S
CAS Number:
Molecular Weight:
209.26
MDL number:

Quality Level

Assay

≥99% (titration)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

white

pKa (20 °C)

7.2

solubility

water: 1 M

cation traces

heavy metals: ≤1 ppm

shipped in

ambient

storage temp.

15-25°C

InChI

1S/C7H15NO4S/c9-13(10,11)7-1-2-8-3-5-12-6-4-8/h1-7H2,(H,9,10,11)

InChI key

DVLFYONBTKHTER-UHFFFAOYSA-N

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This Item
475893239782475922
MOPS ULTROL® Grade, ≥99% (titration), zwitterionic buffer useful in pH range 6.5-7.9

Millipore

475898

MOPS

MES ULTROL® Grade, ≥99% dry basis (titration), zwitterionic buffer useful in pH range 5.5-6.5

Millipore

475893

MES

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

Millipore

239782

CAPS

form

solid

form

crystalline solid

form

solid

form

crystalline solid

storage condition

OK to freeze

storage condition

OK to freeze, desiccated (hygroscopic)

storage condition

OK to freeze

storage condition

OK to freeze

color

white

color

white

color

white

color

white

pKa (20 °C)

7.2

pKa (20 °C)

6.2

pKa (20 °C)

10.4

pKa (20 °C)

7.2

solubility

water: 1 M

solubility

water: 1.0 M (195.2 mg/ml)

solubility

water: 20 mg/mL

solubility

water: soluble

General description

A zwitterionic buffer useful in the pH range of 6.5-7.9. Has a pKa of 7.20 at 25°C.
Absorbance (1.0 M, H2O, 260 nm):≤0.05.
One of the zwitterionic buffers active in the pH range of 6.5 to 8.0 (absorbance: ≤0.05 at 260 nm, 1.0 M, H2O). Has a pK,sub>a of 6.95-7.24 at 20°C.

Warning

Toxicity: Standard Handling (A)

Other Notes

Spence, J.T., et al. 1988. Biochem. J. 250, 921.

Legal Information

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

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

230.0 °F - closed cup

Flash Point(C)

110 °C - closed cup


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