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Merck

398179

Diethanolamine

ACS reagent grade, ≥98.5%, solid or liquid

Synonym(s):

2,2′-Iminodiethanol, Bis(2-hydroxyethyl)amine

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About This Item

Linear Formula:
HN(CH2CH2OH)2
CAS Number:
111-42-2
Molecular Weight:
105.14
NACRES:
NA.21
PubChem Substance ID:
24864724
UNSPSC Code:
12352100
EC Number:
203-868-0
MDL number:
MFCD00002843
Beilstein/REAXYS Number:
605315

Product Name

Diethanolamine, ACS reagent, ≥98.5%

InChI key

ZBCBWPMODOFKDW-UHFFFAOYSA-N

InChI

1S/C4H11NO2/c6-3-1-5-2-4-7/h5-7H,1-4H2

SMILES string

OCCNCCO

grade

ACS reagent

vapor density

3.6 (vs air)

vapor pressure

<0.98 atm ( 100 °C)

assay

≥98.5%

form

solid or liquid

autoignition temp.

689 °F

eq. wt.

104.0-106.0 Apparent

expl. lim.

10.6 %

impurities

≤0.15% water
≤1.0% C2H7NO
≤1.0% C6H15NO3

ign. residue

≤0.005%

color

APHA: ≤15

refractive index

n20/D 1.477 (lit.)

bp

217 °C/150 mmHg (lit.)

mp

28 °C (lit.)

solubility

water: soluble 105 g/L at 20 °C

density

1.097 g/mL at 25 °C (lit.)

functional group

amine
hydroxyl

Quality Level

200

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Application

Diethanolamine may be used in the following processes:
  • Preparation of disodiumiminodiacetic acid by dehydrogenation.
  • As a solvent and reactant in triazine based dendrimer synthesis.
  • Preparation of diethanolamine ionic liquids employed in green Heck reaction.

General description

Diethanolamine (DEA) is an amino alcohol commonly used in the preparation of soaps and surfactants, in agricultural chemicals and in textile processing. It is used as an absorbent for capturing CO2. Its toxic and carcinogenic effect has been studied.

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 Oral

target_organs

Kidney,Liver,Blood

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

280.4 °F - closed cup

flash_point_c

138 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
MKCZ8515
MKCX3161
SDBB0376
MKCW4468
STBL3174

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Monitoring of Chemical Speciation of DEA-CO2-Water System by Raman Spectroscopy.
Shahid MZ, et al.
Advanced Materials Research, 1113, 358-363 (2015)
Diethanolamine and N,N-diethylethanolamine ionic liquids as precatalyst-precursors and reaction media in green Heck reaction protocol.
Petrovic ZD, et al.
J. Mol. Catal. A: Chem., 327(1), 45-50 (2010)
Development, Characterization of Hydroxyl Terminated Dendritic Macromolecules as Prospective Drug Carriers.
Gajjar D, et al.
American Journal of Polymer Science & Engineering, 3(1), 73-89 (2015)
A continuous diethanolamine dehydrogenation fixed bed catalyst and reactor system.
Hickman DA, et al.
Chemical Engineering Journal, 278, 447-453 (2015)
William Conway et al.
Environmental science & technology, 46(13), 7422-7429 (2012-05-25)
The kinetics of the fast reversible carbamate formation reaction of CO(2)(aq) with a series of substituted cyclic secondary amines as well as the noncyclic secondary amine diethanolamine (DEA) has been investigated using the stopped-flow spectrophotometric technique at 25.0 °C. The
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