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Merck

D5143

Sigma-Aldrich

N,N-Diethyl-p-phenylenediamine oxalate salt

≥85% purity (TLC), powder or crystals

Synonym(s):

4-Amino-N,N-diethylaniline oxalate salt

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About This Item

Empirical Formula (Hill Notation):
C10H16N2 · C2H2O4
CAS Number:
Molecular Weight:
254.28
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

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product name

N,N-Diethyl-p-phenylenediamine oxalate salt, ≥85% (TLC)

Quality Level

Assay

≥85% (TLC)

form

powder or crystals

composition

Water (by Karl Fischer): < 14%

color

white to yellow

mp

145 °C (dec.)

solubility

1 M HCl: 50 mg/mL, clear to very slightly hazy

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

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Application

N, N-diethyl-p-phenylenediamine (DPD) oxalate salt is suitable as an analytical reagent (indicator) to determine the various oxidants on treating water.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Yang Yang et al.
Environmental science & technology, 48(20), 12362-12369 (2014-09-16)
Disinfectants inactivate pathogens in source water; however, they also react with organic matter and bromide/iodide to form disinfection byproducts (DBPs). Although only a few DBP classes have been systematically analyzed for toxicity, iodinated and brominated DBPs tend to be the

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