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218766

4-Aminotoluene-3-sulfonic acid

99%

Synonym(s):

2-Amino-5-methylbenzenesulfonic acid, 4-Methylaniline-2-sulfonic acid

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About This Item

Linear Formula:
H2NC6H3(CH3)SO3H
CAS Number:
88-44-8
Molecular Weight:
187.22
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24853086
EC Number:
201-831-3
Beilstein/REAXYS Number:
2211509
MDL number:
MFCD00007908
Assay:
99%
Form:
solid
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Quality Segment

100

assay

99%

form

solid

solubility

water: soluble 6 g/L at 20 °C

functional group

sulfonic acid

SMILES string

Cc1ccc(N)c(c1)S(O)(=O)=O

InChI

1S/C7H9NO3S/c1-5-2-3-6(8)7(4-5)12(9,10)11/h2-4H,8H2,1H3,(H,9,10,11)

InChI key

LTPSRQRIPCVMKQ-UHFFFAOYSA-N

General description

4-Aminotoluene-3-sulfonic acid acts as Schiff base ligand and forms binary and ternary complexes with Co(II), Ni(II), Cu(II) and Zn(II) ions.

Application

4-Aminotoluene-3-sulfonic acid was used to investigate the enrichment of aminobenzoic acids and aminotoluenesulfonic acids using graphitized carbon black (GCB) by solid-phase extraction. It was also used in the synthesis of azobenzene derivatives.

Legal Information

DuPont product

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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