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Sigma-Aldrich

o-Toluidine hydrochloride

98%

Synonym(s):

2-Methylaniline hydrochloride

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About This Item

Linear Formula:
CH3C6H4NH2 · HCl
CAS Number:
636-21-5
Molecular Weight:
143.61
Beilstein/REAXYS Number:
3558629
EC Number:
211-252-8
MDL number:
MFCD00012959
UNSPSC Code:
12352100
PubChem Substance ID:
24859641

assay

98%

mp

215-217 °C (lit.)

SMILES string

Cl.Cc1ccccc1N

InChI

1S/C7H9N.ClH/c1-6-4-2-3-5-7(6)8;/h2-5H,8H2,1H3;1H

InChI key

OGVXWEOZQMAAIM-UHFFFAOYSA-N

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General description

o-Toluidine hydrochloride is a demonstrated animal carcinogen.

application

o-Toluidine hydrochloride was used in preparation of 9,9-bis(3-methyl-4-aminophenyl)fluorine.

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Carc. 1B

Storage Class

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

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P2 (EN 143) respirator cartridges

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Ortho alkyl substituents effect on solubility and thermal properties of fluorenyl cardo polyimides.
Hu Z, et al.
Polymer, 46(14), 5278-5283 (2005)
M Elwell
Toxicity report series, 44, 1-C8-1-C8 (2002-07-16)
o-Nitrotoluene and o-toluidine hydrochloride are structurally related chemicals that are suspected and demonstrated animal carcinogens, respectively. The metabolic potential of the gastrointestinal flora is considered an important factor in o-nitrotoluene-induced toxicity and involves the reduction of the nitro group to
An o-toluidine method for body-fluid glucose determination.
Kurt M Dubowski
Clinical chemistry, 54(11), 1919-1920 (2008-10-30)
Tania Carreón et al.
Occupational and environmental medicine, 67(5), 348-350 (2009-11-04)
In 1991, the US National Institute for Occupational Safety and Health (NIOSH) reported an increased bladder cancer risk in a cohort of 1749 workers potentially exposed to o-toluidine and aniline at a chemical manufacturing plant. As additional information showed that
Qin Yang et al.
Talanta, 81(1-2), 664-672 (2010-03-02)
The electrochemical synthesis and characterization of a copolymer, poly(o-toluidine-co-o-aminophenol), were conducted using in situ piezoelectric FTIR spectroelectrochemistry. The monomer feed ratio strongly affects the copolymerization rate and the properties of the copolymer during the electrosynthesis in 0.5M H(2)SO(4) aqueous solution.
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