Category
Levonorgestrel
CAS Number
51087-61-7
Molecular Formula
C21H26O2
Molecular Weight
310.43
Purity

Not less than-95.0%

Synonym

6(7)-Dehydro Norgestrel; 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregna-4,6-dien-20-yn-3-one;Levonorgestrel 6,7-Dehydro Impurity; (17a)-13-Ethyl-17-hydroxy-18,19-dinorpregna-4,6-dien-20-yn-3-one; 6,7-Didehydrolevonorgestrel; Levonorgestrel-6-ene; 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-4,6-dien-20-yn-3-one; 18,19-Dinorpregna-4,6-dien-20-yn-3-one,13-ethyl-17-hydroxy-,(17alpha); 13-Ethyl-17-hydroxy-18,19-dinor-17alpha-pregna-4,6-dien-20-yn-3-one

Levonorgestrel EP Impurity M

Levonorgestrel EP Impurity M is an identified impurity listed in the European Pharmacopoeia (EP) for levonorgestrel. It is used as a reference standard in analytical methods such as HPLC for impurity profiling, method validation, and stability testing. Monitoring Impurity M is essential to ensure the quality, safety, and regulatory compliance of levonorgestrel drug substances and finished products.