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Merck
CN

90282

Sigma-Aldrich

Triethanolamine

purum, ≥97.0% (GC)

Synonym(s):

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

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About This Item

Linear Formula:
(HOCH2CH2)3N
CAS Number:
Molecular Weight:
149.19
Beilstein:
1699263
EC Number:
MDL number:
UNSPSC Code:
12190000
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vapor density

5.14 (vs air)

vapor pressure

0.01 mmHg ( 20 °C)

grade

purum

Assay

≥97.0% (GC)

autoignition temp.

600 °F

expl. lim.

8.5 %

refractive index

n20/D 1.485 (lit.)
n20/D 1.485

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.)
19-21 °C

density

1.124 g/mL at 25 °C (lit.)

SMILES string

OCCN(CCO)CCO

InChI

1S/C6H15NO3/c8-4-1-7(2-5-9)3-6-10/h8-10H,1-6H2

InChI key

GSEJCLTVZPLZKY-UHFFFAOYSA-N

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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

Regulatory Information

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