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154334

Sigma-Aldrich

2,5-Diaminotoluene sulfate

97%

Synonym(s):

2-Methyl-p-phenylenediamine sulfate salt, 2,5-Toluenediamine sulfate

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About This Item

Linear Formula:
CH3C6H3(NH2)2 · H2SO4
CAS Number:
615-50-9
Molecular Weight:
220.25
Beilstein/REAXYS Number:
3755478
EC Number:
210-431-8
MDL number:
MFCD00013003
UNSPSC Code:
12352100
PubChem Substance ID:
24849428
NACRES:
NA.22

assay

97%

mp

>300 °C (lit.)

SMILES string

OS(O)(=O)=O.Cc1cc(N)ccc1N

InChI

1S/C7H10N2.H2O4S/c1-5-4-6(8)2-3-7(5)9;1-5(2,3)4/h2-4H,8-9H2,1H3;(H2,1,2,3,4)

InChI key

KZTWOUOZKZQDMN-UHFFFAOYSA-N

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General description

2,5-Diaminotoluene sulfate occurs as an intermediate during hair dye formulation[1].

pictograms

Skull and crossbonesEnvironment
GHS06,GHS09

signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 2 - Skin Sens. 1

Storage Class

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

wgk_germany

WGK 3

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
BCBB5146V
BCBB5242V
BCBB5146
BCBB5242
BCBB5138

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Long-term toxicity studies on oxidation hair dyes.
C Burnett et al.
Food and cosmetics toxicology, 13(3), 353-357 (1975-06-01)
Claudia Skazik et al.
Contact dermatitis, 59(4), 203-211 (2008-10-11)
Patch tests to p-phenylenediamine (PPD) and related substances often show concurrent reactions that can be attributed to separate sensitization or cross-reactivity. In order to understand the health risks associated with cross-reactivity, we studied cross-reactivity of eight chemicals in vitro by
Suhan Gunasti et al.
Indian journal of dermatology, venereology and leprology, 76(2), 165-167 (2010-03-17)
Hair coloring with henna has been popular in Turkey for years. In recent years since the tattoos are applied by the street vendors in most of the beach places in Turkey, skin coloring with henna has also increased. Henna can
Primary sensitization to toluene-2,5-diamine giving rise to early positive patch reaction to p-phenylenediamine and late to toluene-2,5-diamine.
A Bregnhøj et al.
Contact dermatitis, 59(3), 189-190 (2008-09-02)
M Gube et al.
International archives of occupational and environmental health, 84(3), 287-292 (2010-05-06)
To determine whether the occupational exposure of hairdressers to permanent hair dyes can be quantified by the use of biological monitoring of urinary aromatic diamines as one of the main constituents and to compare these levels to those recently determined
View All Related Papers

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