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89650

Sigma-Aldrich

p-Toluidine hydrochloride

purum, ≥99.0% (AT)

Synonym(s):

4-Methylaniline hydrochloride

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About This Item

Linear Formula:
CH3C6H4NH2 · HCl
CAS Number:
540-23-8
Molecular Weight:
143.61
Beilstein:
3557540
EC Number:
208-740-8
MDL number:
MFCD00035497
UNSPSC Code:
12352100
PubChem Substance ID:
329769758
NACRES:
NA.22

grade

purum

Quality Level

100

Assay

≥99.0% (AT)

form

crystals

mp

243-245 °C (lit.)

SMILES string

Cl[H].Cc1ccc(N)cc1

InChI

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

InChI key

JQKBUTDZZRGQDR-UHFFFAOYSA-N

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Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Eye Irrit. 2 - Skin Sens. 1

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

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Certificates of Analysis (COA)

Lot/Batch Number
BCCK3169
BCCF6475
BCCC3560
BCCC3031
BCCB5768

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Takeshi Toyoda et al.
Archives of toxicology, 93(3), 753-762 (2019-01-19)
Although aromatic amines are widely used as raw materials for dyes, some of them have been concerned about carcinogenicity in the urinary bladder. We examined early changes in histopathology and the formation of γ-H2AX, a biomarker of DNA damage, in
W J Brock et al.
Toxicology letters, 54(2-3), 317-325 (1990-12-01)
The in vivo covalent binding of ortho- and para-toluidine (OT and PT) to rat hepatic macromolecules was investigated to determine if a relationship exists between the degree of binding for each isomer and its carcinogenic potency. The ortho-isomer has been
J C Kennelly et al.
Mutation research, 137(1), 39-45 (1984-07-01)
The conventional Ames assay metabolising system was confirmed to be deficient in its ability to N-acetylate. This may render the test less sensitive to compounds which normally have an acetylation step during their in vivo activation to carcinogens. The addition
Issam Ahmed Mohammed et al.
Molecules (Basel, Switzerland), 15(10), 7498-7509 (2010-10-27)
Maleic anhydride was reacted with p-aminophenol and p-toluidine in the presence of di-phosphorus pentoxide (P₂O₅) as a catalyst to produce two compounds: N-(4-hydroxy-phenyl)maleimide (I) and N-(4-methylphenyl)maleimide (II). The new azo compounds I(a-c) and II(a-c) were prepared by the reaction of
E A Kowaluk et al.
Journal of pharmaceutical sciences, 75(6), 562-570 (1986-06-01)
Aqueous solutions of several ionizable substances were stored in plastic infusion bags and the sorption of the substances monitored with time. The substances used were p-nitrophenol, p-toluidine, warfarin sodium [3-(alpha-acetonylbenzyl)-4-hydroxycoumarin sodium salt] and trifluoperazine hydrochloride (10-[3-(4-methyl-1-piperazinyl)propyl]-2-(trifluoromethyl)phenothiazine dihydrochloride). The rate and
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