Catechin-impurities | Pharmaffiliates


Catechin is a flavan-3-ol, type of natural phenol and antioxidant. It have been used as natural antioxidant in oils and fats against lipid oxidation, supplement for animal feeds both to improve animal health and to protect animal products, an antimicrobial agent in foodstuffs and a health functional ingredient in various foods and dietary supplements.. Reference standards of Catechin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

PA STI 033000

(4R)-5-(3',4'-Dihydroxyphenyl)-γ-valerolactone-d3 ((-)-Epicatechin Metabolite)

  • Catalogue No.:PA STI 033000

  • CAS :


  • Molecular Formula : C11H9D3O4

  • Molecular Weight : 211.23

PA 56 0601000

(+)-Catechin Monohydrate

  • Catalogue No.:PA 56 0601000

  • CAS :


  • Molecular Formula : C15H16O7

  • Molecular Weight : 308.29