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CAS No 68-22-4 , Norethindrone

  • Name: Norethindrone
  • Synonyms: 19-Norethisterone; Norethisterone; 17-alpha-ethynyl-17-beta-hydroxyoestr-4-en-3-one;Norethindrone;Norethisterone,98%; 17-Hydroxy-19-nor-17a-pregn-4-en-20-yn-3-one; 17a-Ethynyl-19-nortestosterone;
  • CAS Registry Number:
  • Melting Point: 205-206 ºC
  • Density: 1.15 g/cm3
  • Refractive index: 1.577
  • Safety Statements: Confirmed carcinogen with experimental carcinogenic, tumorigenic, and teratogenic data. Mildly toxic by ingestion. Human systemic effects by ingestion: dermatitis and androgenic effects. Human teratogenic effects: developmental abnormalities of the musculoskeletal system and urogenital system; and behavioral effects in the newborn. Human reproductive effects: spermatogenesis; testes, epididymis, sperm duct changes; impotence; male breast development; other male effects; ovaries, fallopian tube changes; menstrual cycle changes or disorders; uterus, cervix, vagina effects; postpartum effects; changes in female fertility. Experimental reproductive effects. Human mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
  • Hazard Symbols: Xn
  • EINECS: 200-681-6
  • Molecular Weight: 298.42
  • InChI: InChI=1/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
  • Risk Statements: 40-36/37/38-20/21/22
  • Molecular Formula: C20H26O2
  • Molecular Structure:CAS No:68-22-4 Norethindrone
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68-22-4 Norethisterone

  • Norethisterone Molecular Formula C20H26O2 Molecular Weight 298.42 CAS NO. 68-22-4 Package: according to clients' requirement Standard: BP2002, EP4
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  • China Hubei Yuancheng Pharmaceutical Co., Ltd [Manufacturer]
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68-22-4 Norethisterone Email :bodybuilding03@yuanchengtech.com

  • Norethisterone Synonyms: ENT;NET;Norfor; sc4640;Anovule;Gestest CAS NO. 68-22-4 Email :bodybuilding03@yuanchengtech.com Skype:husiyuyc@outlook.com Web:http://steroid.en.made-in-china.com Molecular Formula: C20H26O2 Molecular Weight: 298.42 Package: a...
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  • 68-22-4 Norethisterone (Acetate) Email :bodybuilding03@yuanchengtech.com

    • Norethisterone (Acetate) Synonyms: 19-NOR-4-ANDROSTEN-17-ALPHA-ETHYNYL-17-BETA-OL-3-ONE CAS: 68-22-4 Email :bodybuilding03@yuanchengtech.com Skype:husiyuyc@outlook.com Web:http://steroid.en.made-in-china.com MF: C20H26O2 MW: 298.42 Description: White...
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  • 68-22-4 Norethindrone

    • Norethindrone Synonyms:(8R,9S,10R,13S,14S,17R)-17-ETHYNYL-17-HYDROXY-13-METHYL-1,2,6,7,8,9,10,11,12,13,14,15,16,17-TETRADECAHYDRO-CYCLOPENTA[A]PHENANTHREN-3-ONE;4-ESTREN-17-ALPHA-ETHYNYL-17-BETA-OL-3-ONE;17-HYDROXY-19-NOR-17ALPHA-4-PREGNEN-20-YN-3-ON...
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    68-22-4 68-22-4 Female Hormones Powder Norethisterone

    • Norethisterone Synonyms:17ALPHA-ETHYNYL-19-NORTESTOSTERONE;19-NOR-4-ANDROSTEN-17-ALPHA-ETHYNYL-17-BETA-OL-3-ONE CAS NO. 68-22-4 EINECS:200-681-6 Purity:98% Molecular Formula C20H26O2 Molecular Weight 298.42 Standard: BP2002, EP4 Appearance:white powd...
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    68-22-4 high quality Norethisterone powder

    • Other name contraceptive; Aygestin; Norethisterone CAS: 68-22-4 EINECS 200-681-6 Molecular formula C20H26O2 Molecular weight 298.42 Assay 99% s/ky:Arthurkris Payment:T/T, Western Union and Money Gram Delivery:Within 24hours After Your Payment Express...
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    • Address: No. 388, Huangshan Rd, Tianyuan District zhuzhou,HunanChina
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    68-22-4 high quality Norethisterone powder

    • Other name contraceptive; Aygestin; Norethisterone CAS: 68-22-4 EINECS 200-681-6 Molecular formula C20H26O2 Molecular weight 298.42 Assay 99% s/ky:Arthurkris Payment:T/T, Western Union and Money Gram Delivery:Within 24hours After Your Payment Express...
    • Min. Order: 500
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    • China Zhuzhou Yuancheng Hezhong Technology Development Co., Ltd. [Manufacturer]
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    • Address: No. 388, Huangshan Rd, Tianyuan District Zhuzhou,HunanChina
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    68-22-4 Norethindrone

    • Norethindrone Synonyms:(8r,9s,10r,13s,14s,17r)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-cyclopenta[a]phenanthren-3-one;4-estren-17-alpha-ethynyl-17-beta-ol-3-one;17-hydroxy-19-nor-17alpha-4-pregnen-20-yn-3-on...
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    68-22-4 Norethisterone

    • Norethisterone Synonyms: ENT;NET;Norfor; sc4640;Anovule;Gestest CAS NO. 68-22-4 Molecular Formula: C20H26O2 Molecular Weight: 298.42 Package: according to clients' requirement Standard: BP2002, EP4 Appearance: Off-White to Pale Yellow Solid Usage: Pr...
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  • 68-22-4 Norethisterone CAS: 68-22-4

    • Norethisterone CAS: 68-22-4 Product Name: Norethindrone CAS: 68-22-4 MF: C20H26O2 MW: 298.42 EINECS: 200-681-6 Product Categories: Active Pharmaceutical Ingredients;Acetylenes;Biochemistry;Functionalized Acetylenes;Hydroxyketosteroids;Steroids;Interm...
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    References of Norethindrone
    Title: Norethindrone
    CAS Registry Number: 68-22-4
    CAS Name: (17a)-17-Hydroxy-19-norpregn-4-en-20-yn-3-one
    Synonyms: 19-nor-17a-ethynyltestosterone; 17a-ethynyl-19-nortestosterone; 19-nor-17a-ethynyl-17b-hydroxy-4-androsten-3-one; 19-nor-17a-ethynylandrosten-17b-ol-3-one; anhydrohydroxynorprogesterone; 19-norethisterone; norpregneninolone; "mini-pill"
    Trademarks: Camila (Barr); Conludag (Searle); Menzol (Schwarz); Micronor (Ortho); Micronovum (Janssen-Cilag); Mini-Pe (Searle); Norcolut (Gedeon Richter); Noriday (Searle); Primolut N (Schering AG); Utovlan (Searle)
    Molecular Formula: C20H26O2
    Molecular Weight: 298.42
    Percent Composition: C 80.50%, H 8.78%, O 10.72%
    Literature References: Prepn from 19-nor-4-androstene-3,17-dione: Djerassi et al., J. Am. Chem. Soc. 76, 4092 (1954); US 2744122 (1956 to Syntex); De Ruggieri, US 2849462 (1958). Pharmacokinetics: H. Singh et al., Am. J. Obstet. Gynecol. 135, 409 (1979); M. Humpel, Contraception 26, 83 (1982). Double-blind, comparative clinical trial: S. Koetsawang et al., ibid. 25, 231 (1982); A. Sheth et al., ibid. 243. Multicenter trial of combination with ethinyl estradiol: M. Toews et al., Curr. Ther. Res. 41, 509 (1987). Review of carcinogenicity studies: IARC Monographs 21, 441-460 (1979). Comprehensive description: A. P. Schroff, E. S. Moyer, Anal. Profiles Drug Subs. 4, 268-293 (1975).
    Properties: Crystals from ethyl acetate, mp 203-204°. [a]D20 -31.7° (chloroform). First reported as [a]D20 -25° (chloroform). uv max (ethanol): 240 nm (log e 4.24).
    Melting point: mp 203-204°
    Optical Rotation: [a]D20 -31.7° (chloroform); [a]D20 -25° (chloroform)
    Absorption maximum: uv max (ethanol): 240 nm (log e 4.24)
     
    Derivative Type: Mixture with ethinyl estradiol
    Trademarks: Binovum (Ortho-Cilag); Brevicon (Watson); Estrostep (Warner-Lambert); Modicon (Ortho); Neocon 1/35 (Ortho-Cilag); Norimin (Searle); Norinyl 1+35 (Watson); Ortho-Novum (Ortho); Ovcon (Warner-Chilcott); Ovysmen (Janssen-Cilag); Tri-Norinyl (Watson); Trinovum (Janssen-Cilag)
     
    Derivative Type: Mixture with mestranol
    Trademarks: Norinyl-1+50 (Watson); Ortho-Novin 1/50 (Ortho-Cilag); Ortho-Novum 1/50 (Ortho)
     
    Derivative Type: Acetate
    CAS Registry Number: 51-98-9
    Trademarks: Aygestin (Barr); Milligynon (Schering AG); Norlutate (Warner-Lambert); Primolut-Nor (Schering AG)
    Molecular Formula: C22H28O3
    Molecular Weight: 340.46
    Percent Composition: C 77.61%, H 8.29%, O 14.10%
    Literature References: Prepn: O. Engelfried et al., US 2964537 (1960 to Schering AG).
    Properties: Crystals from methylene chloride + hexane, mp 161-162°. uv max: 240 nm (e 18690).
    Melting point: mp 161-162°
    Absorption maximum: uv max: 240 nm (e 18690)
     
    Derivative Type: Acetate, mixture with ethinyl estradiol
    Trademarks: Etalontin (Parke-Davis); Primosiston (Schering AG); Anovlar (Schering AG); Gynovlar (Schering AG); Loestrin (Warner-Lambert); Minovlar (Schering AG); Norlestrin (Warner-Lambert)
     
    Derivative Type: Enanthate
    Trademarks: Noristerat (Schering AG)
    Molecular Formula: C27H38O3
    Molecular Weight: 410.59
    Percent Composition: C 78.98%, H 9.33%, O 11.69%
    Literature References: Clinical trial as injectable contraceptive: S. K. Banerjee et al., Contraception 30, 561 (1984).
     
    CAUTION: Norethindrone is reasonably anticipated to be a human carcinogen: Report on Carcinogens, Eleventh Edition (PB2005-104914, 2004) p III-208.
    Therap-Cat: Progestogen. Norethindrone and acetate in combination with estrogen as contraceptive (oral). Enanthate as contraceptive (injectable).
    Keywords: Contraceptive (Injectable); Contraceptive (Oral); Progestogen.