07672
N,N-Diethyl-p-phenylenediamine sulfate salt
≥98.0% (T)
Synonym(s):
4-Amino-N,N-diethylaniline sulfate salt
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About This Item
Linear Formula:
(C2H5)2NC6H4NH2 · H2SO4
CAS Number:
Molecular Weight:
262.33
Beilstein:
4219768
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
Quality Level
Assay
≥98.0% (T)
form
solid
mp
184-186 °C (lit.)
184-187 °C
functional group
amine
SMILES string
OS(O)(=O)=O.CCN(CC)c1ccc(N)cc1
InChI
1S/C10H16N2.H2O4S/c1-3-12(4-2)10-7-5-9(11)6-8-10;1-5(2,3)4/h5-8H,3-4,11H2,1-2H3;(H2,1,2,3,4)
InChI key
AYLDJQABCMPYEN-UHFFFAOYSA-N
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Related Categories
Application
N,N-Diethyl-p-phenylenediamine sulfate salt has been used to prepare N,N-diethyl-p-phenylenediamine (DPD) solution, which is commonly used as a chromogenic indicator for the determination of free and total chlorine by titrimetric, colorimetric and spectroscopic methods.{50
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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An improved N, N?-diethyl-p-phenylenediamine (DPD) method for the determination of free chlorine based on multiple wavelength detection.
Moberg L & Karlberg B
Analytica Chimica Acta, 407(1-2), 127-133 (2000)
Improvements in the N, N-diethyl-p-phenylenediamine method for the determination of free and combined residual chlorine through the use of FIA.
Gordon G, et al.
Talanta, 38(2), 145-149 (1991)
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