Category:
Other Fine Chemicals
CAS NO:
4432-31-9
Standard:
USP,BP,EP,
White crystal powder
MES (4-Morpholineethanesulfonic acid) is a zwitterionic buffering agent synthesized via the reaction of morpholine with chloroacetic acid followed by sulfonation. It features high solubility and stability across pH 5.5–6.7. CAS: 4432-31-3; Formula: C6H13NO4S.
Store in sealed containers below 30°C to prevent degradation. Use appropriate PPE including gloves and goggles due to potential skin irritation. Not approved for direct human injection without rigorous purification.