1. APIs
  2. Norethindrone
  3. Impurities
  4. 3-Ethynyl-10-nor-17α-pregna-3,5-dien-20-yn-17-ol

3-Ethynyl-10-nor-17α-pregna-3,5-dien-20-yn-17-ol

Structure

Other Names & Identifiers

  • BP Norethisterone Impurity E

Spectra

LC, UV 254 nm

library_books

References

  1. British Pharmacopoeia 2014: Norethisterone API
    2. (View all citations for this reference)
  2. European Pharmacopoeia 8.2 Norethisterone
    3. (View all citations for this reference)

Limits

0.2%

References

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