1. APIs
  2. Levonorgestrel
  3. Impurities
  4. 13-Ethyl-3,4-diethynyl-18,19-dinor-17α-pregn-5-en-20-yn-3β,4α,17-triol

13-Ethyl-3,4-diethynyl-18,19-dinor-17α-pregn-5-en-20-yn-3β,4α,17-triol

Structure

MOL SDF CML

Notes

Not identified in pharmacopoeias.

Molecular Formula

C25H30O3

References

Molecular Weight

378.51 g/mol

References

Structural Difference from API

no carbonyl at C3; no double bond between C4&C5; hydroxy (beta) and ethinyl (alpha) groups on C3; hydroxy (alpha) and ethinyl (beta) groups on C4

References

References

  1. Hazardous Substances Database: Levonorgestrel. (View all citations for this reference)