Molar mass of MES
The molecular formula of MES is C6H13NO4S, giving a molar mass of 195.233 g/mol.
Molar mass
195.233g/mol
Computed from the formula with the IUPAC conventional atomic weights (abridged, 2021 edition).
Formula
C6H13NO4S
Category
Buffer Components
Atoms per molecule
25
MES conversions
Mass ↔ amount and solution conversions derived from the stored molar mass of 195.233 g/mol.
1 mmol195.233 mg
1 g5.1221 mmol
1 M195.233 g/L
About MES
A zwitterionic buffer for the pH 5.5–6.7 range whose sulfonate group keeps it from crossing membranes. Its pKa near 6.1 suits it to enzyme assays and to ion-exchange chromatography.
Related compounds
Other entries in Buffer Components.
2-MercaptoethanolC2H6OS · 78.129 g/molAmmonium acetateC2H7NO2 · 77.083 g/molBicineC6H13NO4 · 163.173 g/molCAPSC9H19NO3S · 221.315 g/molCHESC8H19NO3S · 209.304 g/molDisodium hydrogen phosphateNa2HPO4 · 141.958 g/molDithiothreitolC4H10O2S2 · 154.242 g/molEDTAC10H16N2O8 · 292.244 g/molEGTAC14H24N2O10 · 380.350 g/molGlycine buffer (glycine)C2H5NO2 · 75.067 g/molGuanidine hydrochlorideCH6ClN3 · 95.530 g/molHEPESC8H18N2O4S · 238.302 g/mol