90278

Triethanolamine

BioUltra, ≥99.5% (GC)

• Synonym(s): Tris(2-hydroxyethyl)amine, 2,2′,2′′-Nitrilotriethanol
• Linear Formula: (HOCH₂CH₂)₃N
• CAS Number: 102-71-6
• Molecular Weight: 149.19
• Beilstein: 1699263
• EC Number: 203-049-8
• MDL number: MFCD00002855
• PubChem Substance ID: 57653379
• NACRES: NA.25

Properties

• Quality Level: 200
• vapor density: 5.14 (vs air)
• vapor pressure: 0.01 mmHg ( 20 °C)
• product line: BioUltra
• assay: ≥99.5% (GC)
• form: liquid; viscous liquid
• autoignition temp.: 600 °F
• expl. lim.: 8.5 %
• impurities: insoluble matter, passes filter test; ≤0.1% ethanolamine (GC); ≤0.2% water; ≤0.3% diethanolamine (GC)
• ign. residue: ≤0.1% (as SO₄)
• refractive index: n20/D 1.485 (lit.); n20/D 1.485
• pH: 10.5-11.5 (25 °C, 1 M in H₂O)
• useful pH range: 7.3-8.3
• pKa (25 °C): 7.8
• bp: 190-193 °C/5 mmHg (lit.)
• mp: 17.9-21 °C (lit.)
• solubility: H₂O: 1 M at 20 °C, clear, colorless
• density: 1.124 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤1 mg/kg; sulfate (SO₄^2-): ≤20 mg/kg
• cation traces: Al: ≤2 mg/kg; As: ≤0.1 mg/kg; Ba: ≤1 mg/kg; Bi: ≤2 mg/kg; Ca: ≤5 mg/kg; Cd: ≤1 mg/kg; Co: ≤1 mg/kg; Cr: ≤1 mg/kg; Cu: ≤1 mg/kg; Fe: ≤1 mg/kg; K: ≤20 mg/kg; Li: ≤1 mg/kg; Mg: ≤1 mg/kg; Mn: ≤1 mg/kg; Mo: ≤1 mg/kg; Na: ≤20 mg/kg; Ni: ≤1 mg/kg; Pb: ≤1 mg/kg; Sr: ≤1 mg/kg; Zn: ≤1 mg/kg
• SMILES string: OCCN(CCO)CCO
• absorption: cut-off at 270 nm in H₂O at 1 M
• λ: 1 M in H₂O
• UV absorption: λ: 280 nm A_max: 0.1
• InChI: 1S/C6H15NO3/c8-4-1-7(2-5-9)3-6-10/h8-10H,1-6H2
• InChI key: GSEJCLTVZPLZKY-UHFFFAOYSA-N

Description

Application

Triethanolamine (TEA), an emulsifier, surfactant and capping agent, may be used to study its toxicity profile and mechanisms. TEA may be used in various drug delivery constructs to improve drug solubility. TEA may be used to cap CdTe nanoparticles.

Other Notes

Buffer in recommended method for alanine amionopeptidase in urine

Safety Information

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point(F): 354.2 °F - closed cup
• Flash Point(C): 179 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves