Product Description
| Product Name | Levonorgestrel EP Impurity B |
| Synonyms | 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one(1S,10R,11S,14R,15S)-15-Ethyl-14-ethynyl-14-hydroxytetracyclo[8.7.0.02,7.011,15]heptadec-2(7)-en-5-one |
| Related API | Levonorgestrel |
| Category | Impurities |




