Category
Levonorgestrel
CAS Number
2322-77-2
Molecular Formula
C20H28O2
Molecular Weight
300.44
Purity

Not less than-95.0%

Synonym

13-Ethyl-3-methoxy-gona-2,5(10)-diene-17-one; Tren; Trena; 13-Ethyl-3-methoxygona-2,5(10)-dien-17-one;(8R,9S,13S,14S)-13-Ethyl-3-methoxy-6,7,8,9,11,12,13,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17(4H)-one; Methoxygonadiene; 13-β-Ethyl-3-methoxygona-2,5(10)-dien-17-one; Methoxygonadiene; 

Keywords
Fine Chemicals
Intermediates
Pharmaceutical Standards
Impurities
Levonorgestrel EP Impurity R

Levonorgestrel EP Impurity R is a defined impurity listed in the European Pharmacopoeia (EP) monograph for levonorgestrel. It is used as a reference standard in analytical method development, impurity profiling, and stability studies. The control of this impurity is necessary to ensure the quality, safety, and regulatory compliance of levonorgestrel active pharmaceutical ingredients (APIs) and finished dosage forms.