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T35920 Sigma-Aldrich

p-Toluenesulfonic acid monohydrate

ReagentPlus®, ≥98%

  • CAS Number 6192-52-5

  • Linear Formula CH3C6H4SO3H · H2O

  • Molecular Weight 190.22

  •  Beilstein/REAXYS Number 3568023

  •  EC Number 203-180-0

  •  MDL number MFCD00142137

  •  PubChem Substance ID 57654665

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Properties

Related Categories Acids, Acids & Bases, Analytical Reagents, Analytical/Chromatography, Camostat Mesylate,
Quality Level   200
grade   ReagentPlus®
vapor density   5.9 (vs air)
assay   ≥98%
mp   103-106 °C (lit.)
SMILES string   [H]O[H].Cc1ccc(cc1)S(O)(=O)=O
InChI   1S/C7H8O3S.H2O/c1-6-2-4-7(5-3-6)11(8,9)10;/h2-5H,1H3,(H,8,9,10);1H2
InChI key   KJIFKLIQANRMOU-UHFFFAOYSA-N

Description

Application

p-toluenesulfonic acid monohydrate may be used as a better alternative to Friedel-Crafts catalysts for the alkylation of the aromatic nucleus with activated alkyl halides, alkenes, or tosylates under mild conditions.

Packaging

100, 500 g in poly bottle

3, 15 kg in poly drum

5 g in glass bottle

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
RIDADR 
UN 2585PSN2 8 / PGIII
WGK Germany 
WGK 1
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

Articles

HPLC Analysis of p-Toluenesulfonic Acid (PTSA) and Pyrimethamine on SeQuant ZIC-HILIC

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of p-Toluenesulfonic Acid (PTSA) and Pyrimethamine on SeQuant ZIC-HILIC
Keywords: High performance liquid chromatography

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Peer-Reviewed Papers
15

References

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