炔雌醇(全称乙炔雌二醇,英語:Ethinylestradiol,缩写EE),3-羟基-19-去甲-17α-孕甾-1,3,5(10)-三烯-20-炔-17-醇,17α-Ethynylestra-1,3,5(10)-triene-3,17β-diol,分子式C20H24O2[1],是一种雌激素药物[8],广泛作为避孕药使用[7][10][11]

炔雌醇
臨床資料
读音/ˌɛθɪnɪlˌɛstrəˈd.əl/
商品名英语Drug nomenclatureNumerous
其他名稱Ethynylestradiol; Ethinyl estradiol; Ethinyl oestradiol; EE; EE2; 17α-Ethynylestradiol; 17α-Ethynylestra-1,3,5(10)-triene-3,17β-diol; NSC-10973[1]
AHFS/Drugs.com国际药品名称
MedlinePlusa604032
核准狀況
懷孕分級
给药途径By mouth (tablet)
Transdermal (patch)
Vaginal (ring)
藥物類別英语Drug classEstrogen
ATC碼
法律規範狀態
法律規範
  • 处方药(-only)
藥物動力學數據
生物利用度38–48%[2][3][4]
血漿蛋白結合率97–98% (to albumin;[5] is not bound to SHBG)[6]
药物代谢Liver (primarily CYP3A4)[9]
代謝產物Ethinylestradiol sulfate[7][8]
• Others[7][8]
生物半衰期7–36 hours[9][2][10][11]
排泄途徑Feces: 62%[10]
Urine: 38%[10]
识别信息
  • (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
CAS号57-63-6  checkY
PubChem CID
IUPHAR/BPS
DrugBank
ChemSpider
UNII
KEGG
ChEBI
ChEMBL
CompTox Dashboard英语CompTox Chemicals Dashboard (EPA)
ECHA InfoCard100.000.311 編輯維基數據鏈接
化学信息
化学式C20H24O2
摩尔质量296.41 g·mol−1
3D模型(JSmol英语JSmol
熔点182至184 °C(360至363 °F)
  • Oc1cc4c(cc1)[C@H]3CC[C@]2([C@@H](CC[C@]2(C#C)O)[C@@H]3CC4)C
  • InChI=1S/C20H24O2/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/h1,5,7,12,16-18,21-22H,4,6,8-11H2,2H3/t16-,17-,18+,19+,20+/m1/s1 checkY
  • Key:BFPYWIDHMRZLRN-SLHNCBLASA-N checkY

另见

参考文献

  1. ^ 1.0 1.1 J. Elks. The Dictionary of Drugs: Chemical Data: Chemical Data, Structures and Bibliographies. Springer. 14 November 2014: 522–. ISBN 978-1-4757-2085-3. 
  2. ^ 2.0 2.1 Goldzieher JW, Brody SA. Pharmacokinetics of ethinyl estradiol and mestranol. American Journal of Obstetrics and Gynecology. 1990, 163 (6 Pt 2): 2114–9. PMID 2256522. doi:10.1016/0002-9378(90)90550-Q. 
  3. ^ Fruzzetti F, Trémollieres F, Bitzer J. An overview of the development of combined oral contraceptives containing estradiol: focus on estradiol valerate/dienogest. Gynecological Endocrinology. 2012, 28 (5): 400–8. PMC 3399636 . PMID 22468839. doi:10.3109/09513590.2012.662547. 
  4. ^ Fotherby K. Bioavailability of orally administered sex steroids used in oral contraception and hormone replacement therapy. Contraception. August 1996, 54 (2): 59–69. PMID 8842581. doi:10.1016/0010-7824(96)00136-9. 
  5. ^ Facts and Comparisons (Firm); Ovid Technologies, Inc. Drug Facts and Comparisons 2005: Pocket Version. Facts and Comparisons. 2005: 121. ISBN 978-1-57439-179-4. 
  6. ^ Micromedex. USP DI 2003: Drug Information for Healthcare Professionals. Thomson Micromedex. 1 January 2003: 1253, 1258, 1266 [2022-11-27]. ISBN 978-1-56363-429-1. (原始内容存档于2023-01-10). 
  7. ^ 7.0 7.1 7.2 Kuhl H. Pharmacology of estrogens and progestogens: influence of different routes of administration (PDF). Climacteric. 2005,. 8 Suppl 1: 3–63 [2022-11-27]. PMID 16112947. S2CID 24616324. doi:10.1080/13697130500148875. (原始内容存档 (PDF)于2019-03-27). 
  8. ^ 8.0 8.1 8.2 Michael Oettel; Ekkehard Schillinger. Estrogens and Antiestrogens II: Pharmacology and Clinical Application of Estrogens and Antiestrogen. Springer Science & Business Media. 6 December 2012: 390. ISBN 978-3-642-60107-1. 
  9. ^ 9.0 9.1 Claude L Hughes; Michael D. Waters. Translational Toxicology: Defining a New Therapeutic Discipline. Humana Press. 23 March 2016: 73–. ISBN 978-3-319-27449-2. 
  10. ^ 10.0 10.1 10.2 10.3 Stanczyk FZ, Archer DF, Bhavnani BR. Ethinyl estradiol and 17β-estradiol in combined oral contraceptives: pharmacokinetics, pharmacodynamics and risk assessment. Contraception. 2013, 87 (6): 706–27. PMID 23375353. doi:10.1016/j.contraception.2012.12.011. 
  11. ^ 11.0 11.1 Shellenberger, T. E. Pharmacology of estrogens. The Climacteric in Perspective. 1986: 393–410. ISBN 978-94-010-8339-3. doi:10.1007/978-94-009-4145-8_36. Ethinyl estradiol is a synthetic and comparatively potent estrogen. As a result of the alkylation in 17-C position it is not a substrate for 17β dehydrogenase, an enzyme which transforms natural estradiol-17β to the less potent estrone in target organs. 

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