2-Hydroxy-3-morpholinopropanesulfonic acidMOPSO is a zwitterionic organic chemical buffering agent; one of Good's buffers. MOPSO and MOPS (3-morpholinopropanesulfonic acid) are chemically similar, differing only in the presence of a hydroxyl group on the C-2 of the propane moiety. Read from the Chembox of the Wikipedia article 2-Hydroxy-3-morpholinopropanesulfonic acid, revision 1380003120.

Property

Value

Formula

C7H15NO5S, 225.26 g/mol

Melting point

280 °C

pKa

6.9

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