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185426

Sigma-Aldrich

o-Toluidine

≥99%

Synonym(s):
2-Aminotoluene, 2-Methylaniline
Linear Formula:
CH3C6H4NH2
CAS Number:
Molecular Weight:
107.15
Beilstein:
741981
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

3.7 (vs air)

Quality Level

vapor pressure

0.26 mmHg ( 25 °C)

Assay

≥99%

form

liquid

autoignition temp.

899 °F

refractive index

n20/D 1.572 (lit.)

bp

199-200 °C (lit.)
89-90 °C/11 mmHg (lit.)

mp

−28 °C (lit.)

solubility

alcohol: soluble
diethyl ether: soluble
water: slightly soluble

density

1.008 g/mL at 25 °C (lit.)

SMILES string

Cc1ccccc1N

InChI

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

InChI key

RNVCVTLRINQCPJ-UHFFFAOYSA-N

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This Item
466190896101.08310
o-Toluidine ≥99%

Sigma-Aldrich

185426

o-Toluidine

o-Toluidine 98%

Sigma-Aldrich

466190

o-Toluidine

o-Toluidine purum p.a., ≥99.5% (GC)

Sigma-Aldrich

89610

o-Toluidine

o-Toluidine GR for analysis

Supelco

1.08310

o-Toluidine

assay

≥99%

assay

98%

assay

≥99.5% (GC)

assay

≥99.5% (GC)

form

liquid

form

liquid

form

liquid

form

-

refractive index

n20/D 1.572 (lit.)

refractive index

n20/D 1.572 (lit.)

refractive index

n20/D 1.572 (lit.)

refractive index

-

bp

199-200 °C (lit.), 89-90 °C/11 mmHg (lit.)

bp

199-200 °C (lit.), 89-90 °C/11 mmHg (lit.)

bp

199-200 °C (lit.), 89-90 °C/11 mmHg (lit.)

bp

200 °C/1013 hPa

mp

−28 °C (lit.)

mp

−28 °C (lit.)

mp

−28 °C (lit.)

mp

<-15 °C

solubility

alcohol: soluble, diethyl ether: soluble, water: slightly soluble

solubility

H2O: slightly soluble

solubility

H2O: slightly soluble

solubility

15 g/L

General description

o-Toluidine undergoes chemically oxidative polymerization with aniline in the presence of ammonium persulfate as an oxidant in HCl medium.

Application

o-Toluidine was used in determination of glucose in biological materials. It was used as precursor in the synthesis of poly(o-toluidine) and copper nanoparticle composite material.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Carc. 1B - Eye Irrit. 2

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

185.0 °F - closed cup

Flash Point(C)

85 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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