باب
Levonorgestrel
رقم CAS
176254-10-7
الصيغة الجزيئية
C22H30O2
وزن جزيئي
326.47
نقاء

Not less than-95.0%

مرادف

(17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-3,5-dien-20-yn-17-ol; (8R,9S,10R,13S,14S,17R)-13-Ethyl-17-ethynyl-3-methoxy-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol; 13-ethyl-3-methoxy-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol; 3-Methoxy levonorgestrel 3,5-diene; 13-Ethyl-3-methoxy-18,19-dinor-17α-pregn-3,5-dien-20-yn-17-ol

الكلمات الرئيسية
Impurities
Fine Chemicals
Pharmaceutical Standards
Intermediates
Levonorgestrel EP Impurity S

Levonorgestrel EP Impurity S is an officially listed impurity in the European Pharmacopoeia (EP) monograph for levonorgestrel. It is used as a reference standard in analytical techniques such as HPLC for impurity profiling, method validation, and stability testing. Monitoring and controlling this impurity ensures that levonorgestrel drug substances and finished products comply with regulatory quality and safety standards.