Trizma

IUPAC name2-amino-2-(hydroxymethyl)propane-1,3-diol
SynonymTROMETHAMINE, Trometamol, Tham, Tris, Tris buffer, Trisamine, Tris(Hydroxymethyl)aminomethane, Pehanorm, Talatrol
Empirical formula (Hill system)C4H11NO3
Molar mass121.13504 g/mol
CAS number77-86-1
Beilstein Registry Number741883
EC Number201-064-4
Compound ID (CID)6503
PubChem Substance ID (SID)24899973
Useful pH Range7.0 – 9.0
pKa8.20 at 20°C8.06 at 25°C7.72 at 37°C

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