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Current Position： > Product > Drug Impurities > Levonorgestrel
Levonorgestrel EP impurity O
Catalog No:      Product Name: Levonorgestrel EP impurity O
CAS No:N/A ||Chemical Formula:C22H32O3   ||13-ethyl-17-hydroxy-5α-methoxy-18,19-dinor-17α-pregn-20-yn-3-one (4,5-dihydro-5α-methoxylevonorgestrel)
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Levonorgestrel
Catalog No:
Product Name: Levonorgestrel
CAS No:797-63-7||Chemical Formula:C21H28O2||13-Ethyl-17-hydroxy-18,19-dinor-17α-…
Levonorgestrel EP impurity A
Catalog No:
Product Name: Levonorgestrel EP impurity A
CAS No:1260525-53-8||Chemical Formula:C21H26O2||13-ethyl-17-hydroxy-18,19-dinor-…
Levonorgestrel EP impurity B
Catalog No:
Product Name: Levonorgestrel EP impurity B
CAS No:19914-67-1||Chemical Formula:C21H28O2||13-ethyl-17-hydroxy-18,19-dinor-17…
Levonorgestrel EP impurity C
Catalog No:
Product Name: Levonorgestrel EP impurity C
CAS No:1337972-89-0||Chemical Formula:C23H28O||13-ethyl-3-ethynyl-18,19-dinor-17…
Levonorgestrel EP impurity D
Catalog No:
Product Name: Levonorgestrel EP impurity D
CAS No:32419-58-2||Chemical Formula:C21H30O||13-ethyl-18,19-dinor-17α-pregn-4-en…
Levonorgestrel EP impurity G
Catalog No:
Product Name: Levonorgestrel EP impurity G
CAS No:87585-03-3||Chemical Formula:C21H28O3||13-ethyl-6α,17-dihydroxy-18,19-din…
Levonorgestrel EP impurity H
Catalog No:
Product Name: Levonorgestrel EP impurity H
CAS No:55555-97-0||Chemical Formula:C21H28O3||13-ethyl-6β,17-dihydroxy-18,19-din…
Levonorgestrel EP impurity I
Catalog No:
Product Name: Levonorgestrel EP impurity I
CAS No:21508-50-9||Chemical Formula:C21H28O3||13-ethyl-10,17-dihydroxy-18,19-din…
Levonorgestrel EP impurity J
Catalog No:
Product Name: Levonorgestrel EP impurity J
CAS No:1175109-63-3||Chemical Formula:C21H26O3||13-ethyl-17-hydroxy-18,19-dinor-…
Levonorgestrel EP impurity K
Catalog No:
Product Name: Levonorgestrel EP impurity K
CAS No:N/A||Chemical Formula:C19H28O2||13-ethyl-17β-hydroxygon-4-en-3-one (18-me…
Levonorgestrel EP impurity L
Catalog No:
Product Name: Levonorgestrel EP impurity L
CAS No:21800-83-9||Chemical Formula:C19H26O2||13-ethylgon-4-ene-3,17-dione (levo…
Levonorgestrel EP impurity M
Catalog No:
Product Name: Levonorgestrel EP impurity M
CAS No:51087-61-7||Chemical Formula:C21H26O2||13-ethyl-17-hydroxy-18,19-dinor-17…
Levonorgestrel EP impurity N
Catalog No:
Product Name: Levonorgestrel EP impurity N
CAS No:4222-96-2||Chemical Formula:C19H26O2||13-ethylgon-5(10)-ene-3,17-dione (Δ…
Levonorgestrel EP impurity P
Catalog No:
Product Name: Levonorgestrel EP impurity P
CAS No:100021-05-4||Chemical Formula:C21H28O2||13-ethyl-17-hydroxy-18,19-dinor-1…
Levonorgestrel EP impurity Q
Catalog No:
Product Name: Levonorgestrel EP impurity Q
CAS No:1038-28-4||Chemical Formula:C20H30O2||13-ethyl-3-methoxygona-2,5(10)-dien…
Levonorgestrel EP impurity R
Catalog No:
Product Name: Levonorgestrel EP impurity R
CAS No:2322-77-2||Chemical Formula:C20H28O2||13-ethyl-3-methoxygona-2,5(10)-dien…
Levonorgestrel EP impurity S
Catalog No:
Product Name: Levonorgestrel EP impurity S
CAS No:176254-10-7||Chemical Formula:C22H30O2||13-ethyl-3-methoxy-18,19-dinor-17…
Levonorgestrel EP impurity T
Catalog No:
Product Name: Levonorgestrel EP impurity T
CAS No:14507-51-8||Chemical Formula:C22H30O2||13-ethyl-3-methoxy-18,19-dinor-17α…
Levonorgestrel EP impurity U
Catalog No:
Product Name: Levonorgestrel EP impurity U
CAS No:68-22-4||Chemical Formula:C20H26O2||17-hydroxy-19-nor-17α-pregn-4-en-20-y…
Levonorgestrel EP impurity V
Catalog No:
Product Name: Levonorgestrel EP impurity V
CAS No:14009-70-2||Chemical Formula:C22H28O2||13-ethyl-3-methoxy-18,19-dinor-17α…
Levonorgestrel EP impurity W
Catalog No:
Product Name: Levonorgestrel EP impurity W
CAS No:155683-59-3||Chemical Formula:C21H24O2||13-ethyl-17-hydroxy-18,19-dinor-1…
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