M8902

MES hemisodium salt

≥98% (titration)

• Synonym(s): 2-(N-Morpholino)ethanesulfonic acid hemisodium salt, 4-Morpholineethanesulfonic acid hemisodium salt
• Empirical Formula (Hill Notation): C₆H₁₃NO₄S·0.5Na
• CAS Number: 117961-21-4
• Molecular Weight: 206.73
• UNSPSC Code: 12161700
• eCl@ss: 32129211
• PubChem Substance ID: 24897296
• NACRES: NA.25
• MDL number: MFCD00079460

Properties

• Quality Segment: 200
• assay: ≥98% (titration)
• form: crystalline powder
• impurities: ≤8% water content (Karl Fischer)
• useful pH range: 5.5-6.7
• pKa: 6.1
• solubility: water: 500 mg/mL, clear, colorless
• cation traces: Pb: ≤5 ppm
• SMILES string: [Na+].OS(=O)(=O)CCN1CCOCC1.[O-]S(=O)(=O)CCN2CCOCC2
• InChI: 1S/2C6H13NO4S.Na/c2*8-12(9,10)6-3-7-1-4-11-5-2-7;/h2*1-6H2,(H,8,9,10);/q;;+1/p-1
• InChI key: KHQSUKMBWPKXOP-UHFFFAOYSA-M

Description

Application

MES hemisodium salt has been used as a buffer for the resuspension of carboxylated micelles. It has also been used as a buffer for the immobilization of antibacterial nisin peptides.

Biochem/physiol Actions

MES is one of the major Good′s buffers and is applicable in regulating the pH value in physiological experiments, reagent solutions and plant culture medium.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)