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  • Synonyms: E4; Oestetrol
  • ATC: G03AA18 (comb. with Drospirenone)
  • Use: Lorem 
  • Chemical name: Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam
  • Formula: Lorem ipsum dolor sit amet,
  • MW:304,4 g/mol
  • CAS-RN:15183-37-6
  • InChI:InChI=1S/C18H24O4/c1-​18-​7-​6-​12-​11-​5-​3-​10(19)​8-​9(11)​2-​4-​13(12)​14(18)​15(20)​16(21)​17(18)​22/h3,​5,​8,​12-​17,​19-​22H,​2,​4,​6-​7H2,​1H3/t12-,​13-,​14?,​15-,​16-,​17+,​18+/m1/s1

Substance Classes

Synthesis Path

Substances Referenced in Synthesis Path

CAS-RN Formula Chemical Name CAS Index Name
53-16-7 C18H22O2 Estrone
C25H26O2 2-benzyloxy-estra-1,3,5(10),15-tetraen-17-one
C27H32O5 17-acetyl-3-benzyl estetrol

Trade Names

Country Trade Name Vendor Annotation
USA Lorem Lorem comb.
EU Lorem Lorem comb.
Lorem Lorem comb.
(wfm = withdrawn from market)


  • Loremipsumdolorsitamet,consetetur


    • Fishman, J. and Guzik, H., J. Org. Chem., (1968) 33, 3133-3135.
    • Warmerdam, E.G.J.C. et al., Climacteric II (Suppl I): [A new route of synthesis of estetrol], (2008), 59-63.
    • EP 9 999 999 (Pantarhei Bioscience B.V./NL; 26.05.2010; EP-prior. 08.11.2002).
    • US 9 999 999 (Pantarhei Bioscience B.V./NL; 08.06.2010; EP-prior. 23.05.2001).