Levonorgestrel-impurities | Pharmaffiliates

levonorgestrel

A synthetic hormone, which is used as a birth control drug. Levonorgestrel is an estrane steroid and a derivative of testosterone which is also used in intrauterine devices. Reference standards of Levonorgestrel API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

PA 12 14010

Levonorgestrel - Impurity A


  • Catalogue No.:PA 12 14010

  • CAS :

    110785-09-6

  • Molecular Formula : C21H26O2

  • Molecular Weight : 310.43

PA 12 14020

Levonorgestrel - Impurity B


  • Catalogue No.:PA 12 14020

  • CAS :

    19914-67-1

  • Molecular Formula : C21H28O2

  • Molecular Weight : 312.45

PA 12 14030

Levonorgestrel - Impurity C


  • Catalogue No.:PA 12 14030

  • CAS :

    1337972-89-0

  • Molecular Formula : C23H28O

  • Molecular Weight : 320.47

PA 12 14040

Levonorgestrel - Impurity D


  • Catalogue No.:PA 12 14040

  • CAS :

    32419-58-2

  • Molecular Formula : C21H30O

  • Molecular Weight : 298.23

PA 12 14080

Levonorgestrel - Impurity H


  • Catalogue No.:PA 12 14080

  • CAS :

    55555-97-0

  • Molecular Formula : C21H28O3

  • Molecular Weight : 328.45

PA 12 14100

Levonorgestrel - Impurity J


  • Catalogue No.:PA 12 14100

  • CAS :

    1175109-63-3

  • Molecular Formula : C21H26O3

  • Molecular Weight : 326.43

PA 12 14110

Levonorgestrel - Impurity K


  • Catalogue No.:PA 12 14110

  • CAS :

    793-55-5

  • Molecular Formula : C19H28O2

  • Molecular Weight : 288.43

PA 12 14120

Levonorgestrel - Impurity L


  • Catalogue No.:PA 12 14120

  • CAS :

    21800-83-9

  • Molecular Formula : C19H26O2

  • Molecular Weight : 286.41

PA 12 14130

Levonorgestrel - Impurity M


  • Catalogue No.:PA 12 14130

  • CAS :

    51087-61-7

  • Molecular Formula : C21H26O2

  • Molecular Weight : 310.43

PA 12 14140

Levonorgestrel - Impurity N


  • Catalogue No.:PA 12 14140

  • CAS :

    4222-96-2

  • Molecular Formula : C19H26O2

  • Molecular Weight : 286.41

PA 12 14150

Levonorgestrel - Impurity O


  • Catalogue No.:PA 12 14150

  • CAS :

    155683-60-6

  • Molecular Formula : C22H32O3

  • Molecular Weight : 344.49

PA 12 14160

Levonorgestrel - Impurity P


  • Catalogue No.:PA 12 14160

  • CAS :

    100021-05-4

  • Molecular Formula : C21H28O2

  • Molecular Weight : 312.45

PA 12 14170

Levonorgestrel - Impurity Q


  • Catalogue No.:PA 12 14170

  • CAS :

    1038-28-4

  • Molecular Formula : C20H30O2

  • Molecular Weight : 302.45

PA 12 14180

Levonorgestrel - Impurity R


  • Catalogue No.:PA 12 14180

  • CAS :

    2322-77-2

  • Molecular Formula : C20H28O2

  • Molecular Weight : 300.44

PA 12 14190

Levonorgestrel - Impurity S


  • Catalogue No.:PA 12 14190

  • CAS :

    176254-10-7

  • Molecular Formula : C22H30O2

  • Molecular Weight : 326.47

PA 12 14200

Levonorgestrel - Impurity T


  • Catalogue No.:PA 12 14200

  • CAS :

    799-43-9

  • Molecular Formula : C22H30O2

  • Molecular Weight : 326.47

PA 12 14070

Levonorgestrel - Impurity G


  • Catalogue No.:PA 12 14070

  • CAS :

    87585-03-3

  • Molecular Formula : C21H28O3

  • Molecular Weight : 328.45

PA 12 14230

Levonorgestrel - Impurity W


  • Catalogue No.:PA 12 14230

  • CAS :

    155683-59-3

  • Molecular Formula : C21H24O2

  • Molecular Weight : 308.42

PA 12 0140090

Levonorgestrel - Impurity I


  • Catalogue No.:PA 12 0140090

  • CAS :

    20402-62-4

  • Molecular Formula : C21H28O3

  • Molecular Weight : 328.45

PA 12 0141000

Norethindrone


  • Catalogue No.:PA 12 0141000

  • CAS :

    68-22-4

  • Molecular Formula : C20H26O2

  • Molecular Weight : 298.43

PA 12 0141001

10β-Hydroxy D-(-)-Norgestrel


  • Catalogue No.:PA 12 0141001

  • CAS :

    21508-50-9

  • Molecular Formula : C21H28O3

  • Molecular Weight : 328.45