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.
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Levonorgestrel - Impurity A
Catalogue No.:PA 12 14010
Molecular Formula : C21H26O2
Molecular Weight : 310.43
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Levonorgestrel - Impurity B
Catalogue No.:PA 12 14020
Molecular Formula : C21H28O2
Molecular Weight : 312.45
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[catalogue_number] => PA 12 14030
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Levonorgestrel - Impurity C
Catalogue No.:PA 12 14030
Molecular Formula : C23H28O
Molecular Weight : 320.47
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[catalogue_number] => PA 12 14040
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[weight] => 298.23
[form] => C21H30O
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Levonorgestrel - Impurity D
Catalogue No.:PA 12 14040
Molecular Formula : C21H30O
Molecular Weight : 298.23
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Levonorgestrel - Impurity H
Catalogue No.:PA 12 14080
Molecular Formula : C21H28O3
Molecular Weight : 328.45
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[catalogue_number] => PA 12 14100
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Levonorgestrel - Impurity J
Catalogue No.:PA 12 14100
Molecular Formula : C21H26O3
Molecular Weight : 326.43
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Levonorgestrel - Impurity K
Catalogue No.:PA 12 14110
Molecular Formula : C19H28O2
Molecular Weight : 288.43
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Levonorgestrel - Impurity L
Catalogue No.:PA 12 14120
Molecular Formula : C19H26O2
Molecular Weight : 286.41
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Levonorgestrel - Impurity M
Catalogue No.:PA 12 14130
Molecular Formula : C21H26O2
Molecular Weight : 310.43
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Levonorgestrel - Impurity N
Catalogue No.:PA 12 14140
Molecular Formula : C19H26O2
Molecular Weight : 286.41
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[catalogue_number] => PA 12 14150
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Levonorgestrel - Impurity O
Catalogue No.:PA 12 14150
Molecular Formula : C22H32O3
Molecular Weight : 344.49
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Levonorgestrel - Impurity P
Catalogue No.:PA 12 14160
Molecular Formula : C21H28O2
Molecular Weight : 312.45
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Levonorgestrel - Impurity Q
Catalogue No.:PA 12 14170
Molecular Formula : C20H30O2
Molecular Weight : 302.45
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Catalogue No.:PA 12 14180
Molecular Formula : C20H28O2
Molecular Weight : 300.44
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[catalogue_number] => PA 12 14190
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Levonorgestrel - Impurity S
Catalogue No.:PA 12 14190
Molecular Formula : C22H30O2
Molecular Weight : 326.47
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[catalogue_number] => PA 12 14200
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Levonorgestrel - Impurity T
Catalogue No.:PA 12 14200
Molecular Formula : C22H30O2
Molecular Weight : 326.47
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Levonorgestrel - Impurity G
Catalogue No.:PA 12 14070
Molecular Formula : C21H28O3
Molecular Weight : 328.45
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Levonorgestrel - Impurity W
Catalogue No.:PA 12 14230
Molecular Formula : C21H24O2
Molecular Weight : 308.42
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Levonorgestrel - Impurity I
Catalogue No.:PA 12 0140090
Molecular Formula : C21H28O3
Molecular Weight : 328.45
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[catalogue_number] => PA 12 0141001
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10β-Hydroxy D-(-)-Norgestrel
Catalogue No.:PA 12 0141001
Molecular Formula : C21H28O3
Molecular Weight : 328.45
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[catalogue_number] => PA 12 0141002
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Catalogue No.:PA 12 0141002
Molecular Formula : C21H28O2
Molecular Weight : 312.45
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[catalogue_number] => PA IPRS 30 20
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Levonorgestrel (IPRS/30/20)-from IPC
