218766
4-Aminotoluene-3-sulfonic acid
99%
Synonym(s):
2-Amino-5-methylbenzenesulfonic acid, 4-Methylaniline-2-sulfonic acid
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All Photos(2)
About This Item
Linear Formula:
H2NC6H3(CH3)SO3H
CAS Number:
Molecular Weight:
187.22
Beilstein:
2211509
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
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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
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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 Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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