Norethindrone

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Norethisterone Acetate Impurity A

Note:
All Products are stable to be shipped at room temperature, unless otherwise specified.
Synonyms :(17α)-17-Hydroxy-19-norpregn-4-en-20-yn-3-one; 19-Nor-17α− -ethynyl-4-androsten-17β-ol-3-one; 17α-Ethynyl-19-nortestosterone; 19-Norethisterone; Levonorgestrel Impurity U (EP)

Norethindrone is a progesterone in combination with acetate used as an oral contraceptive (1,2). It is reasonably anticipated to be a human carcinogen. Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants. This compound is a contaminant of emerging concern (CECs).

More Information
SKU RCLST0006761
CAS number 68-22-4
Molecular Formula C20H26O2
Catalog Number RCLST000676
Chemical Name Norethindrone
Synonyms (17α)-17-Hydroxy-19-norpregn-4-en-20-yn-3-one; 19-Nor-17α− -ethynyl-4-androsten-17β-ol-3-one; 17α-Ethynyl-19-nortestosterone; 19-Norethisterone; Levonorgestrel Impurity U (EP)
Molecular Weight 298.42
Solubility Chloroform, DMSO (Slightly), Methanol (Very Slightly)
Stability No Data Available
Appearance White to Off-White Solid
Storage Condition -20°C Freezer

Synonyms: Levonorgestrel Imp. U (EP), Norethisterone Acetate Imp. A (EP), (17alpha)-17-Hydroxy-19-Norpregn-4-en-20-yn-3-one, 17-Hydroxy-19-nor-17alpha-pregn-4-en-20 yn-3-one, 17alpha-Ethinyl-17beta-hydroxy-Delta4-estren-3-one, 17alpha-Ethinyl-19-nortestosterone, 17alpha-Ethinylestr-4-en-17beta-ol-3-one, 17alpha-Ethynyl-17-hydroxy-4-estrene-3-one, 17alpha-Ethynyl-17-hydroxyest-4-en-3-one, 17alpha-Ethynyl-17-hydroxyestr-4-en-3-one, 17alpha-Ethynyl-17beta-hydroxy-19-norandrost-4-en-3-one, 17alpha-Ethynyl-17beta-hydroxyestr-4-en-3-one, 17alpha-Ethynyl-19-nor-androst-4-en-17beta-ol-3-one, 17alpha-Ethynyl-19-nortestosterone, 17alpha-Ethynyl-3-oxo-4-estren-17beta-ol, 17beta-Hydroxy-17alpha-ethynylestr-4-en-3-one, 19-Nor-17alpha-ethynyl-17beta-hydroxy-4-androsten-3-one, 19-Nor-17alpha-ethynylandrosten-17beta-ol-3-one, 19-Nor-17alpha-ethynyltestosterone, 19-Norandrost-4-en-3-one, 17alpha-ethynyl-17beta-hydroxy-, 19-Nortestosterone, 17-ethynyl-, Anovule, Conludaf, Conludag, Estr-4-ene-17alpha-ethynyl-17beta-ol-3-one, Ethinylnortestosterone, Ethynylnortestosterone, Gestest, Menzol, Micronett, Micronor, Micronovum, Mini-Pe, Mini-pill, NSC 9564, Nor-QD, Noralutin, Norcolut, Norethindrone, Norethisteron, Norethisterone, Norethynodrone, Noretisterone Dak, Norfor, Norgestin, Norluten, Norlutin, Norluton, Normapause, Norpregneninolone, Primolut N, Proluteasi, SC 4640, Triella, Utovlan, Levonorgestrel Impurity U, Norethisterone Acetate Impurity A

IUPAC : (8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one

 
 

SMILES : C[C@]12CC[C@H]3[C@@H](CCC4=CC(=O)CC[C@H]34)[C@@H]1CC[C@@]2(O)C#C

InChI : InChI=1S/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1