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16330 Aldrich

Triethanolamine

≥80% (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 24849740

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Properties

vapor density   5.14 (vs air)
vapor pressure   0.01 mmHg ( 20 °C)
InChI Key   GSEJCLTVZPLZKY-UHFFFAOYSA-N
assay   ≥80% (GC)
autoignition temp.   600 °F
expl. lim.   8.5 %
impurities   ≤0.8% polyglycol ether (GC)
  ≤1% diethanolamine (GC)
  ≤20% water (Karl Fischer)
refractive index   n20/D 1.485(lit.)
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   water: soluble 149 g/L at 20 °C
density   1.124 g/mL at 25 °C(lit.)

Description

Application

Triethanolamine was used in the synthesis of 1-(3-aminopropyl)silatrane.

General description

Triethanolamine forms charge transfer complex with methylviologen dication. It is efficient and reusable base, ligand and reaction medium for phosphane-free palladium-catalyzed Heck reactions.

Safety & Documentation

Safety Information

WGK Germany 
1
RTECS 
KL9275000
Flash Point(F) 
354.2 °F
Flash Point(C) 
179 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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