Skip to Content
Merck

Key Documents

View All Documentation

236314

p-Toluidine

99.6%

Synonym(s):

4-Aminotoluene, 4-Methylaniline

Select a Size

Change View

About This Item

Linear Formula:
CH3C6H4NH2
CAS Number:
106-49-0
Molecular Weight:
107.15
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24854162
EC Number:
203-403-1
Beilstein/REAXYS Number:
471281
MDL number:
MFCD00007906
Assay:
99.6%
Bp:
200 °C (lit.)
Vapor pressure:
0.26 mmHg ( 25 °C), 0.66 mmHg ( 38 °C)
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

vapor density

3.9 (vs air)

Quality Segment

200

vapor pressure

0.26 mmHg ( 25 °C), 0.66 mmHg ( 38 °C)

assay

99.6%

form

crystalline

autoignition temp.

899 °F

expl. lim.

6.6 %

pH

7.8 (7 g/L)

bp

200 °C (lit.)

mp

41-46 °C (lit.)

solubility

water: soluble 135 part(lit.), acetone: freely soluble(lit.), alcohol: freely soluble(lit.), carbon disulfide: freely soluble(lit.), diethyl ether: freely soluble(lit.), methanol: freely soluble(lit.), oil: freely soluble(lit.)

density

0.973 g/mL at 25 °C (lit.)

SMILES string

Cc1ccc(N)cc1

InChI

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

InChI key

RZXMPPFPUUCRFN-UHFFFAOYSA-N

General description

p-Toluidine undergoes oxidative coupling reaction with catecholamine to form an orange water-soluble dye during flow injection-spectrophotometric determination of catecholamine drugs.

Application

p-Toluidine has been used in preparation of:
  • aromatic azo compounds
  • bidentate Schiff base ligands via condensation with salicylaldehyde

Still not finding the right product?

Explore all of our products under p-Toluidine

signalword

Danger

Hazard Classifications

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

Storage Class

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

wgk

WGK 3

flash_point_f

188.6 °F - closed cup

flash_point_c

87 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library