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Merck

31589

Diethanolamine

BioUltra, ≥99.5% (GC)

Synonym(s):

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

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About This Item

Linear Formula:
HN(CH2CH2OH)2
CAS Number:
Molecular Weight:
105.14
UNSPSC Code:
12161700
NACRES:
NA.25
PubChem Substance ID:
EC Number:
203-868-0
Beilstein/REAXYS Number:
605315
MDL number:
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vapor density

3.6 (vs air)

Quality Level

vapor pressure

<0.98 atm ( 100 °C)

product line

BioUltra

assay

≥99.5% (GC)

form

liquid, viscous liquid

autoignition temp.

689 °F

expl. lim.

10.6 %

impurities

insoluble matter, passes filter test, ≤0.2% water

refractive index

n20/D 1.477 (lit.)

pH

11.0-12.0 (25 °C, 1 M in H2O)

bp

217 °C/150 mmHg (lit.)

mp

28 °C (lit.)

solubility

H2O: 1 M at 20 °C, clear, colorless

density

1.097 g/mL at 25 °C (lit.)

anion traces

carbonate (CO32-): ≤2000 mg/kg

cation traces

Al: ≤1 mg/kg, As: ≤0.1 mg/kg, Ba: ≤1 mg/kg, Bi: ≤1 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

λ

1 M in H2O

SMILES string

OCCNCCO

UV absorption

λ: 260 nm Amax: 0.04, λ: 280 nm Amax: 0.02

InChI

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

InChI key

ZBCBWPMODOFKDW-UHFFFAOYSA-N

Other Notes

Component in diethanolamine-hydrochloric acid buffer (pH 7.80 - 9.90); Improved chemiluminescent detection of alkaline phosphatase.


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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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Improved chemiluminescent detection of alkaline phosphatase.
I Bronstein et al.
BioTechniques, 9(2), 160-161 (1990-08-01)
D.D. Perrin et al.
Buffers for pH and Metal Ion Control, 145-145 (1974)
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