Category
Levonorgestrel
CAS Number
14009-70-2
Molecular Formula
C22H28O2
Molecular Weight
324.46
Purity

Not less than-95.0%

Synonym

13-Ethyl-3-methoxy-18,19-dinor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol; (8R,9S,13S,14S,17R)-13-Ethyl-17-ethynyl-3-methoxy-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol; 18-Methyl Mestranol; (17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-1,3,5(10)-trien-20-yn-17-ol; 13β-Ethyl-17α-ethynyl-3-methoxyestra-1,3,5(10)-trien-17β-ol; 3-Methoxy levonorgestrel 1,3,5-triene; 13-Ethyl-3-methoxy-18,19-dinor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol

Keywords
Pharmaceutical Standards
Impurities
Intermediates
Fine Chemicals
Levonorgestrel EP Impurity V

Levonorgestrel EP Impurity V is a specified impurity in the European Pharmacopoeia (EP) monograph for levonorgestrel. It is used as a reference standard in analytical method development, impurity profiling, and stability testing. Monitoring this impurity is essential to ensure the quality, safety, and regulatory compliance of levonorgestrel drug substances and finished pharmaceutical products.