MOPS is mainly used in biological experiments as a buffer solution. It is also used in protein purification. Further, it is utilized for polyacrylamide gel electrophoresis.
Biological buffer, pKa = 7.2 at 20oC: Biochemistry, 5, 467 (1966). Utilized to promote a mimetic of the transketolase reaction: Eur. J. Org. Chem., 1121 (2006).
Roy, L. N.; Roy, R. N.; Allen, K. A.; Mehrhoff, C. J.; Henson, I. B.; Stegner, J. M. Buffer standards for the physiological pH of the zwitterionic compound of 3-(N-morpholino) propanesulfonic acid (MOPS) from T=(278.15 to 328.15) K. J. Chem. Thermodyn. 2012, 47, 21-27.
EL-Gahami, M. A.; Al-Bogami, A. S.; Albishri, H. M. Medium effect on the dimethyltin(IV) complexes of 2-(N-morpholino) ethanesulfonic and 3-(N-morpholino) propanesulfonic acid. J. Mol. Liq. 2014, 193, 45-50.
Gefahrenhinweise (EU): H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.