93357
TAPSO
≥99.0% (T)
Synonym(s):
2-Hydroxy-3-[tris(hydroxymethyl)methylamino]-1-propanesulfonic acid, N-[Tris(hydroxymethyl)methyl]-3-amino-2-hydroxypropanesulfonic acid
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About This Item
assay
≥99.0% (T)
impurities
≤1% water
ign. residue
≤0.1%
useful pH range
7.0-8.2
pKa (20 °C)
7.55
pKa (25 °C)
7.6
mp
224-229 °C (dec.)
solubility
H2O: 0.5 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤100 mg/kg, sulfate (SO42-): ≤50 mg/kg
cation traces
Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤10 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤100 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg
SMILES string
OCC(CO)(CO)NCC(O)CS(O)(=O)=O
InChI
1S/C7H17NO7S/c9-3-7(4-10,5-11)8-1-6(12)2-16(13,14)15/h6,8-12H,1-5H2,(H,13,14,15)
InChI key
RZQXOGQSPBYUKH-UHFFFAOYSA-N
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