Catalogue Number:D288716
Chemical Name:(3E)-17-Deacetylnorgestimate
Synonyms:17-Deacylnorgestimate; 18-Methylnorethindrone oxime; BRN 4202099; D-Norgestrel 3-oxime; Levonorgestrel 3-oxime; Levonorgestrel oxime; Norelgestromin;
CAS Number:74183-55-4
Alternate CAS #
74183-55-4, 74183-54-3
Molecular Formula:C₂₁H₂₉NO₂
Appearance:White to Off-White Solid
Melting Point:>115°C (dec.)
Molecular Weight:327.47
Storage:-20°C
Solubility:Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
Category:Standards; Steroids; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:E-17-Deacetylnorgestimate is a metabolite of Norgestimate. A contraceptive for birth control used by women.Note- The oxime isomerizes when: 1) Heated in any solvent or heating the crystalline form 2) Dissolved in MeOH at room temperature very quickly 3) Dissolved in acetone or CHCl3 at room temperature in a couple of hours at room temperature4) In EtOAc or EtOAc/isooctane over a couple of days at RT. It is stable in the crystalline form.
References:Phillips, A., et al.: Steroids, 55, 373 (1990); Rabiolo, A., et al.: Arch. Gynecol. Obstet., 294, 1317 (2016)
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