475899

MOPS sodium salt

ULTROL^® Grade, ≥98% dry basis (titration), zwitterionic buffer useful in pH range 6.5-7.9

• Synonym(s): MOPS, Sodium, ULTROL^® Grade, 3-(N-Morpholino)propanesulfonic Acid, Na
• Empirical Formula (Hill Notation): C₇H₁₄NO₄S · Na
• CAS Number: 71119-22-7
• Molecular Weight: 231.25
• UNSPSC Code: 12161700
• NACRES: NA.21
• MDL number: MFCD00064350

Properties

• description: Merck USA index - 14, 6265
• Quality Level: 100
• assay: ≥98% dry basis (titration)
• form: solid
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: white
• solubility: water: 1 M (232 mg/ml)
• cation traces: heavy metals: ≤1 ppm
• shipped in: ambient
• storage temp.: 15-25°C
• SMILES string: [Na+].[S](=O)(=O)([O-])CCCN1CCOCC1
• InChI: 1S/C7H15NO4S.Na/c9-13(10,11)7-1-2-8-3-5-12-6-4-8;/h1-7H2,(H,9,10,11);/q;+1/p-1
• InChI key: MWEMXEWFLIDTSJ-UHFFFAOYSA-M

Description

General description

A zwitterionic buffer useful in the pH range of 6.5-7.9. Has a pK_a of 7.20 at 25°C.

Absorbance (0.1 M, H₂O, 260 nm and 280 nm):≤0.040.

Zwitterionic buffer active in the pH range of 6.5-8.0. Absorbance: ≤0.04 at 260 nm, 1.0 M, H₂O; pK_a=7.2 at 20°C.

Preparation Note

Following reconstitution, store at room temperature (15-33°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)

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable