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Atomfair O-tolidine C14H16N2

Description O-tolidine (CAS No. 119-93-7) is a high-purity aromatic amine with the molecular formula C14H16N2and IUPAC name 4-(4-amino-3-methylphenyl)-2-methylaniline . This white to pale yellow crystalline powder is widely utilized as a sensitive chromogenic substrate in biochemical assays and diagnostic applications due to its oxidative coupling properties. With a molecular weight of 212.29 g/mol, O-tolidine exhibits excellent stability when stored under recommended conditions (2-8??C in airtight containers protected from light). Our premium-grade product undergoes rigorous QC testing including HPLC purity analysis (>98%) and heavy metal screening to ensure batch-to-batch consistency for research applications. Available in convenient packaging from gram to kilogram…

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Description

Description

O-tolidine (CAS No. 119-93-7) is a high-purity aromatic amine with the molecular formula C14H16N2 and IUPAC name 4-(4-amino-3-methylphenyl)-2-methylaniline. This white to pale yellow crystalline powder is widely utilized as a sensitive chromogenic substrate in biochemical assays and diagnostic applications due to its oxidative coupling properties. With a molecular weight of 212.29 g/mol, O-tolidine exhibits excellent stability when stored under recommended conditions (2-8??C in airtight containers protected from light). Our premium-grade product undergoes rigorous QC testing including HPLC purity analysis (>98%) and heavy metal screening to ensure batch-to-batch consistency for research applications. Available in convenient packaging from gram to kilogram quantities, this compound is particularly valued for its role in peroxidase-mediated colorimetric detection systems.

  • CAS No: 119-93-7
  • Molecular Formula: C14H16N2
  • Molecular Weight: 212.29
  • Exact Mass: 212.131348519
  • Monoisotopic Mass: 212.131348519
  • IUPAC Name: 4-(4-amino-3-methylphenyl)-2-methylaniline
  • SMILES: CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N
  • Synonyms: o-Tolidine, 119-93-7, 3,3′-DIMETHYLBENZIDINE, Orthotolidine, 2-Tolidine

Application

O-tolidine serves as a critical chromogen in diagnostic test strips for blood and peroxidase detection, producing a distinctive blue color upon oxidation. Researchers employ this compound as a substrate for horseradish peroxidase (HRP) in ELISA and immunohistochemistry applications. The chemical finds additional use in forensic analysis for bloodstain detection and in industrial applications as a dye intermediate.

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