Names | |
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IUPAC name
3-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]-2-hydroxypropane-1-sulfonic acid
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Other names
3-[N-Tris(hydroxymethyl)methylamino]-2-hydroxypropanesulfonic acid
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Identifiers | |
3D model (JSmol)
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ChemSpider | |
ECHA InfoCard | 100.063.611 |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C7H17NO7S | |
Molar mass | 259.28 g/mol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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TAPSO is used to make buffer solutions. It has a pKa value of 7.635 (I=0, 25°C).[1] It can be used to make buffer solutions in the pH range 7.0-8.2.