T6541

TES

BioXtra, ≥99.5% (titration)

• Synonym(s): 2-[(2-Hydroxy-1,1-bis(hydroxymethyl)ethyl)amino]ethanesulfonic acid, N-[Tris(hydroxymethyl)methyl]-2-aminoethanesulfonic acid, TES free acid
• Empirical Formula (Hill Notation): C₆H₁₅NO₆S
• CAS Number: 7365-44-8
• Molecular Weight: 229.25
• Beilstein/REAXYS Number: 1957061
• EC Number: 230-906-3
• MDL number: MFCD00007532
• UNSPSC Code: 12161700
• PubChem Substance ID: 24900386
• NACRES: NA.25

Properties

• product line: BioXtra
• assay: ≥99.5% (titration)
• form: powder
• impurities: Insoluble matter, passes filter test
• ign. residue (900 °C): ≤0.1% (as SO₄)
• loss: ≤1% loss on drying, 110°C
• pH: 3.5-5.0 (20 °C, 1 M in H₂O)
• useful pH range: 6.8-8.2
• pKa (25 °C): 7.5
• mp: ~225 °C (dec.)
• solubility: H₂O: 1 M at 20 °C, clear, colorless
• anion traces: chloride (Cl^-): ≤0.005%; sulfate (SO₄^2-): ≤0.005%
• cation traces: Al: ≤0.0005%; As: ≤0.0001%; Ba: ≤0.0005%; Bi: ≤0.0005%; Ca: ≤0.001%; Cd: ≤0.0005%; Co: ≤0.0005%; Cr: ≤0.0005%; Cu: ≤0.0005%; Fe: ≤0.0005%; K: ≤0.02%; Li: ≤0.0005%; Mg: ≤0.0005%; Mn: ≤0.0005%; Mo: ≤0.0005%; Na: ≤0.01%; Ni: ≤0.0005%; Pb: ≤0.0005%; Sr: ≤0.0005%; Zn: ≤0.0005%
• absorption: ≤0.045 at 280 in H₂O at 1 M; ≤0.055 at 260 in H₂O at 1 M
• SMILES string: OCC(CO)(CO)NCCS(O)(=O)=O
• InChI: 1S/C6H15NO6S/c8-3-6(4-9,5-10)7-1-2-14(11,12)13/h7-10H,1-5H2,(H,11,12,13)
• InChI key: JOCBASBOOFNAJA-UHFFFAOYSA-N

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)