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Methyl Parahydroxybenzoate

Methyl Parahydroxybenzoate Impurities & Reference Standards

Methyl Parahydroxybenzoate is a high-purity active pharmaceutical ingredient (API) used in the formulation and manufacture of pharmaceutical products. Methyl Parahydroxybenzoate is registered under CAS Number 99-76-3. Methyl Parahydroxybenzoate related substances / impurity reference standards support HPLC method validation, forced degradation studies, and regulatory documentation consistent with ICH, USP, BP, and EP requirements. Our Methyl Parahydroxybenzoate reference standards are provided with full documentation — Certificate of Analysis (CoA), HPLC chromatographic data, and spectral characterization — to support pharmaceutical R&D and GMP manufacturing.

Associated Impurities

Methyl Parahydroxybenzoate Impurity – A

  • CAS No: 99-96-7
  • Mol. F.: C7H6O3

Methyl Parahydroxybenzoate Impurity – B

  • CAS No: 120-47-8
  • Mol. F.: C9H10O3

Methyl Parahydroxybenzoate Impurity – C

  • CAS No: 94-13-3
  • Mol. F.: C10H12O3

Methyl Parahydroxybenzoate Impurity – D

  • CAS No: 94-26-8
  • Mol. F.: C11H14O3
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