D-(-)-Norgestrel

CAS: 797-63-7

Ref. TR-N689510

Product Information

• Name: D-(-)-Norgestrel
• Synonyms: Levonorgestrel, (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one, 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-4-en-20-yn-3-one, (-)-Norgestrel, 13-Ethyl-17-ethynyl-17β-hydroxy-4-gonen-3-one, 13-Ethyl-17α-ethynyl-17-hydroxygon-4-en-3-one, 13-Ethyl-17α-ethynylgon-4-en-17β-ol-3-one, 13β-Ethyl-17α-ethynyl-17β-hydroxygon-4-en-3-one, 17α-Ethynyl-13-ethyl-19-nortestosterone, 17α-Ethynyl-13β-ethyl-3-oxo-4-estren-17β-ol, 17α-Ethynyl-17-hydroxy-18-methylestr-4-en-3-one, 17α-Ethynyl-18-homo-19-nortestosterone, 17α-Ethynyl-18-methyl-19-nortestosterone, 17β-Hydroxy-18-methyl-19-nor-17α-pregn-4-en-20-yn-3-one, 18-Methyl-17α-ethynyl-19-nortestosterone, 18-Methylnorethindrone, 19-Nortestosterone, 17-ethynyl-18-methyl-, Dexnorgestrel, Femilis, Femilis Slim, Follistrel, Jadelle, Levonorgestrel, Levonova, Lng-IUS, Microlut, Microluton, Microval, Mirena, Norgeston, Norgestrelem, Norlevo, Norplant, Norplant 2, Norplant II, Postinor 2, Wy 5104, d-(17α)-17-Hydroxy-13-ethyl-18,19-dinorpregn-4-en-20-yn-3-one
• Brand: TRC
• Description: Impurity Norgestimate USP Related Compound AApplications D-(-)-Norgestrel is an emergency contraceptive. Levonorgestrel is safe, tolerated and effective in emergency contraception in woman. Norgestimate USP Related Compound A.References Fotherby, K., et al.: J. Steroid Biochem., 19(1C), 817 (1983), Stanczyk, F. Z., et al.: Contraception, 42, 67 (1990),

Chemical properties

• Molecular weight: 312.45
• Formula: C₂₁H₂₈O₂
• Color/Form: Neat
• InChI: InChI=1S/C21H28O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,13,16-19,23H,3,5-12H2,1H3/t16-,17+,18+,19-,20-,21-/m0/s1
• SMILES: C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]21CC