Molar mass of CHES
The molecular formula of CHES is C8H19NO3S, giving a molar mass of 209.304 g/mol.
Molar mass
209.304g/mol
Computed from the formula with the IUPAC conventional atomic weights (abridged, 2021 edition).
Formula
C8H19NO3S
Category
Buffer Components
Atoms per molecule
32
CHES conversions
Mass ↔ amount and solution conversions derived from the stored molar mass of 209.304 g/mol.
1 mmol209.304 mg
1 g4.7777 mmol
1 M209.304 g/L
About CHES
A zwitterionic buffer for the pH 8.6–10.0 range, used when alkaline conditions must be maintained without hydroxide titration. Its sulfonate group gives it the same low metal affinity as the other Good buffers.
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/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/molImidazoleC3H4N2 · 68.079 g/mol