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218766 Sigma-Aldrich

4-Aminotoluene-3-sulfonic acid

99%

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

  • CAS Number 88-44-8

  • Linear Formula H2NC6H3(CH3)SO3H

  • Molecular Weight 187.22

  •  Beilstein/REAXYS Number 2211509

  •  EC Number 201-831-3

  •  MDL number MFCD00007908

  •  PubChem Substance ID 24853086

  •  NACRES NA.22

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfonic/Sulfinic Acids, Sulfur Compounds More...
Quality Level   100
assay   99%
solubility   water: soluble 6 g/L at 20 °C
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

Description

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.

Packaging

250 g in glass bottle

Legal Information

DuPont product

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
UN 2585PSN2 8 / PGIII
WGK Germany 
WGK 1
RTECS 
XT6320000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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