1. APIs
  2. Levonorgestrel
  3. Impurities
  4. 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregna-5,7,9-trien-20-yn-3-one

13-Ethyl-17-hydroxy-18,19-dinor-17α-pregna-5,7,9-trien-20-yn-3-one

Structure

MOL SDF CML

Other Names & Identifiers

  • BP Levonorgestrel Impurity W

Molecular Weight

C21H28O3

References

Molecular Weight

328.45 g/mol

References

Limits

0.1%

References

  1. British Pharmacopoeia 2017: Levonorgestrel monograph.
    2. (View all citations for this reference)