Chemicals and Drugs

Ethynodiol Diacetate

A synthetic progestational hormone used alone or in combination with estrogens as an oral contraceptive (CONTRACEPTIVES, ORAL).

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A synthetic progestational hormone used alone or in combination with estrogens as an oral contraceptive (CONTRACEPTIVES, ORAL).

Chemical Identity

Chemical Information

Molecular Formula
C24H32O4
Molecular Weight
384.5 g/mol
CAS Registry No.
297-76-7
IUPAC Name
[(3S,8R,9S,10R,13S,14S,17R)-17-acetyloxy-17-ethynyl-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate
InChIKey
ONKUMRGIYFNPJW-KIEAKMPYSA-N
SMILES
CC(=O)O[C@H]1CC[C@@H]2[C@H]3CC[C@]4([C@H]([C@@H]3CCC2=C1)CC[C@]4(C#C)OC(=O)C)C
MeSH Unique ID
D005040
Source
PubChem CID 9270

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

6 entry terms
  • (3 beta, 17 alpha)-19-Norpregn-4-en-20-yne-3,17 diol Diacetate
  • 19-Norpregn-4-en-20-yne-3,17-diol, diacetate, (3beta,17alpha)-
  • Ethyndiol Diacetate
  • Continuin
  • Ethynodiol Diacetate, (17 alpha)-Isomer
  • Femulen

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

68(64)

MeSH Hierarchy

Tree Number

  1. D04w.210.500w.668w.651.693.279w

AMA Style

References

  1. National Library of Medicine. Ethynodiol Diacetate. Medical Subject Headings (MeSH). 2026. Unique ID D005040. http://id.nlm.nih.gov/mesh/2026/D005040
  2. Ethynodiol Diacetate. In: Wikipedia. https://en.wikipedia.org/wiki/Etynodiol_diacetate
  3. Ethynodiol Diacetate. In: Wikidata. https://www.wikidata.org/wiki/Q5405160
  4. Ethynodiol Diacetate. In: PubChem Compound. CID 9270. https://pubchem.ncbi.nlm.nih.gov/compound/9270