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Threonine

Threonine Impurities & Reference Standards

As a key active pharmaceutical ingredient (API), Threonine is used across the pharmaceutical industry in the development and production of finished dosage forms. Threonine is registered under CAS Number 72-19-5. With molecular formula C4H9NO3 and molecular weight 119.1 g/mol, its physicochemical identity is well characterized. These Threonine reference impurities are critical for pharmaceutical quality control, method validation, and regulatory filings aligned with ICH, USP, BP, and EP standards. We offer Threonine and its impurity standards with complete analytical documentation, including CoA and HPLC data, suitable for pharmaceutical quality control and regulatory submissions.


Associated Impurities

Threonine Impurity – A

  • CAS No: 672-15-1
  • Mol. F.: C4H9NO3

Threonine Impurity – B

  • CAS No: 56-41-7
  • Mol. F.: C3H7NO2

Threonine Impurity – C

  • CAS No: 72-18-4
  • Mol. F.: C5H11NO2

Threonine Impurity – D

  • CAS No: 73-32-5
  • Mol. F.: C6H13NO2

Threonine Impurity – E

  • CAS No: 56-87-1
  • Mol. F.: C6H14N2O2
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