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90278 Sigma

Triethanolamine

BioUltra, ≥99.5% (GC)

Synonym: 2,2′,2′′-Nitrilotriethanol, Tris(2-hydroxyethyl)amine

  • CAS Number 102-71-6

  • Linear Formula (HOCH2CH2)3N

  • Molecular Weight 149.19

  •  Beilstein Registry Number 1699263

  •  EC Number 203-049-8

  •  MDL number MFCD00002855

  •  PubChem Substance ID 57653379

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Properties

Related Categories Alphabetical, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers, Cell Biology,
vapor density   5.14 (vs air)
vapor pressure   0.01 mmHg ( 20 °C)
InChI Key   GSEJCLTVZPLZKY-UHFFFAOYSA-N
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 (SO42-): ≤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
absorption   absorption1M/270 nm, H2O cut-off
λ   1 M in H2O
UV absorption   λ: 280 nm Amax: 0.1

Description

Other Notes

Buffer in recommended method for alanine amionopeptidase in urine

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.

Price and Availability


Amplified Detection

Interactive Buffer Table

All labs need water
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
KL9275000
Flash Point(F) 
354.2 °F
Flash Point(C) 
179 °C
Protocols & Articles

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Peer-Reviewed Papers
15

References

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