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p-Toluic acid

analytical standard

Synonym: 4-Methylbenzoic acid

  • CAS Number 99-94-5

  • Linear Formula CH3C6H4CO2H

  • Molecular Weight 136.15

  •  Beilstein/REAXYS Number 507600

  •  EC Number 202-803-3

  •  MDL number MFCD00002565

  •  PubChem Substance ID 329756153

  •  NACRES NA.24

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Properties

Related Categories Additional Standards, Analytical Standards, Analytical/Chromatography, Chromatography, Pharmaceutical and Drug Standards,
Quality Level   100
grade   analytical standard
assay   ≥98.5% (GC)
form   neat
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
bp   274-275 °C (lit.)
mp   177-180 °C (lit.)
format   neat
SMILES string   Cc1ccc(cc1)C(O)=O
InChI   1S/C8H8O2/c1-6-2-4-7(5-3-6)8(9)10/h2-5H,1H3,(H,9,10)
InChI key   LPNBBFKOUUSUDB-UHFFFAOYSA-N

Description

Application

p-Toluic acid may be used as a reference standard for the determination of p-toluic acid in terephthalic acid by high performance liquid chromatography.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Analysis Note

The purity is calculated based on the principle of mass balance and is mentioned on the CoA

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
XU1575000
Protocols & Articles

Articles

HPLC Analysis Report of Organic Acids on Discovery® C18

From our library of Articles, Sigma-Aldrich presents HPLC Analysis Report of Organic Acids on Discovery® C18
Keywords: Chromatography, High performance liquid chromatography

HPLC Analysis of Organic Acids on Discovery® C18

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Organic Acids on Discovery® C18
Keywords: Chromatography, High performance liquid chromatography

Peer-Reviewed Papers
15

References

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