Chemical Component Summary

NameDIETHYLSTILBESTROL
Identifiers4-[(E)-4-(4-hydroxyphenyl)hex-3-en-3-yl]phenol
FormulaC18 H20 O2
Molecular Weight268.35
TypeNON-POLYMER
Isomeric SMILESCC/C(=C(/CC)\c1ccc(cc1)O)/c2ccc(cc2)O
InChIInChI=1S/C18H20O2/c1-3-17(13-5-9-15(19)10-6-13)18(4-2)14-7-11-16(20)12-8-14/h5-12,19-20H,3-4H2,1-2H3/b18-17+
InChIKeyRGLYKWWBQGJZGM-ISLYRVAYSA-N

Chemical Details

Formal Charge0
Atom Count40
Chiral Atom Count0
Bond Count41
Aromatic Bond Count12

Drug Info: DrugBank

DrugBank IDDB00255 
NameDiethylstilbestrol
Groups
  • approved
  • withdrawn
  • investigational
DescriptionA synthetic nonsteroidal estrogen used in the treatment of menopausal and postmenopausal disorders. It was also used formerly as a growth promoter in animals. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), diethylstilbestrol has been listed as a known carcinogen. (Merck, 11th ed) The FDA withdrew its approval for the use of all oral and parenteral drug products containing 25 milligrams or more of diethylstilbestrol per unit dose.[L43942]
Synonyms
  • Stilboestrol
  • (E)-3,4-bis(4-hydroxyphenyl)-3-hexene
  • Diethylstilbestrol
  • trans-4,4'-(1,2-diethyl-1,2-ethenediyl)bisphenol
  • α,α'-diethyl-(E)-4,4'-stilbenediol
Brand Names
  • Honvol Ampoules 250mg
  • Stilboestrol Tab 0.5mg
  • Stilbestrol 0.5mg Tablet
  • Stilboestrol Tab 0.1mg
  • Stilbestrol Tablets 0.1 mg
IndicationUsed in the treatment of prostate cancer. Previously used in the prevention of miscarriage or premature delivery in pregnant women prone to miscarriage or premature delivery.
Categories
  • Adrenal Cortex Hormones
  • Antineoplastic Agents, Hormonal
  • Antineoplastic and Immunomodulating Agents
  • BCRP/ABCG2 Inhibitors
  • Benzene Derivatives
ATC-Code
  • L02AA04
  • L02AA01
  • G03CC05
  • G03CB02
CAS number56-53-1

Drug Targets

NameTarget SequencePharmacological ActionActions
Estrogen receptor betaMDIKNSPSSLNSPSSYNCSQSILPLEHGSIYIPSSYVDSHHEYPAMTFYS...unknownagonist
Estrogen receptor alphaMTMTLHTKASGMALLHQIQGNELEPLNRPQLKIPLERPLGEVYLDSSKPA...unknownagonist
Estrogen-related receptor gammaMDSVELCLPESFSLHYEEELLCRMSNKDRHIDSSCSSFIKTEPSSPASLT...unknownagonist
Steroid hormone receptor ERR1MSSQVVGIEPLYIKAEPASPDSPKGSSETETEPPVALAPGPAPTRCLPGH...unknown
Steroid hormone receptor ERR2MSSDDRHLGSSCGSFIKTEPSSPSSGIDALSHHSPSGSSDASGGFGLALG...unknown
View More
Drug Info/Drug Targets: DrugBank 3.0: a comprehensive resource for 'omics' research on drugs. Knox C, Law V, Jewison T, Liu P, Ly S, Frolkis A, Pon A, Banco K, Mak C, Neveu V, Djoumbou Y, Eisner R, Guo AC, Wishart DS. Nucleic Acids Res. 2011 Jan; 39 (Database issue):D1035-41. | PMID:21059682

Related Resource References

Resource NameReference
Pharos CHEMBL411
PubChem 448537
ChEMBL CHEMBL411
ChEBI CHEBI:41922, CHEBI:92795
CCDC/CSD ESTILO03, DESTDM01, XEHNON, XEHPAB, XEHNED, NOCTAD, NOCSUW, NOCSIK, ETSTIL10, NOCTEH, NOCSAC, ESTILO02
COD 2102206, 2102207, 2102209, 2102208, 2102210