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Sigma-Aldrich

2-Chloro-p-phenylenediamine monosulfate

technical, ≥97.0% (GC/T)

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Synonym(s):
2-Chloro-1,4-diaminobenzene monosulfate
Empirical Formula (Hill Notation):
C6H7ClN2 · H2SO4
CAS Number:
Molecular Weight:
240.66
Beilstein/REAXYS Number:
8441373
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

grade

technical

Quality Level

assay

≥97.0% (GC/T)

ign. residue

≤1%

SMILES string

OS(O)(=O)=O.Nc1ccc(N)c(Cl)c1

InChI

1S/C6H7ClN2.H2O4S/c7-5-3-4(8)1-2-6(5)9;1-5(2,3)4/h1-3H,8-9H2;(H2,1,2,3,4)

InChI key

GQFGHCRXPLROOF-UHFFFAOYSA-N

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1 of 4

This Item
78429P6001P23938
p-Phenylenediamine ≥99.0% (GC/NT)

78429

p-Phenylenediamine

p-Phenylenediamine 98% (GC)

P6001

p-Phenylenediamine

o-Phenylenediamine flaked, 99.5%

P23938

o-Phenylenediamine

grade

technical

grade

-

grade

-

grade

-

ign. residue

≤1%

ign. residue

-

ign. residue

-

ign. residue

-

Application

2-Chloro-p-phenylenediamine monosulfate (2-Chloro-1,4-diaminobenzene monosulfate) may be used in chemical synthesis studies.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Allergic contact dermatitis from 2-chloro-p-phenylenediamine in a cream dye for eyelashes and eyebrows.
C Hansson et al.
Contact dermatitis, 45(4), 235-236 (2001-10-31)
Severe allergic blepharoconjunctivitis after eyelash colouring.
M A Awan et al.
Eye (London, England), 24(1), 200-201 (2009-03-21)
J C Picciano et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 22(2), 147-149 (1984-02-01)
The oxidative dyes 6-chloro-4-nitro-2-aminophenol and o-chloro-p-phenylenediamine were administered by gavage to Sprague-Dawley rats on days 6-15 of gestation at dose levels of 87.5, 175 and 350 mg 6-chloro-4-nitro-2-aminophenol/kg body weight/day and 100, 200 and 400 mg o-chloro-p-phenylenediamine/kg/day. Maternal body-weight gain
E K Weisburger et al.
Carcinogenesis, 1(6), 495-499 (1980-06-01)
In both male and female Fischer rats, feeding 4-chloro-o-phenylenediamine at 0.5 or 1% in the diet led to a significant increase in hyperplasia, papilloma and carcinoma of the urinary bladder. Neoplastic nodules of the liver and squamous cell papillomas of

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