CAPS (buffer)CAPS is the common name for 3-(Cyclohexylamino)-1-propanesulfonic acid, a compound used as a buffering agent in biochemistry. The similar substance N-cyclohexyl-2-hydroxyl-3-aminopropanesulfonic acid (CAPSO) is also used as buffering agent in biochemistry. Read from the Chembox of the Wikipedia article CAPS (buffer), revision 1380044565.

Property

Value

Formula

C9H19NO3S, 221.32 g/mol

Melting point

300 °C

pKa

10.4

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