U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Details

Stereochemistry ABSOLUTE
Molecular Formula C20H23ClO2
Molecular Weight 330.848
Optical Activity UNSPECIFIED
Defined Stereocenters 4 / 4
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of ETHYNERONE

SMILES

[H][C@@]12CC[C@@](O)(C#CCl)[C@@]1(C)CCC3=C4CCC(=O)C=C4CC[C@@]23[H]

InChI

InChIKey=KEOBKPHJNAILCW-FUMNGEBKSA-N
InChI=1S/C20H23ClO2/c1-19-8-6-16-15-5-3-14(22)12-13(15)2-4-17(16)18(19)7-9-20(19,23)10-11-21/h12,17-18,23H,2-9H2,1H3/t17-,18+,19+,20-/m1/s1

HIDE SMILES / InChI

Molecular Formula C20H23ClO2
Molecular Weight 330.848
Charge 0
Count
Stereochemistry ABSOLUTE
Additional Stereochemistry No
Defined Stereocenters 4 / 4
E/Z Centers 0
Optical Activity UNSPECIFIED

Ethynerone (MK 665) is an oral contraceptive steroid. In preclinical studies, it induced mammary tumors.

Approval Year

PubMed

PubMed

TitleDatePubMed
Malignant mammary tumors in beagle dogs dosed with investigational oral contraceptive steroids.
1980 Jul
The morphologic effects of synthetic reproductive steroids on the mammary gland of rhesus monkeys. Mestranol, ethynerone, mestranol-ethynerone, chloroethynyl norgestrel-mestranol, and anagestone acetate-mestranol combinations.
1988 May
Substance Class Chemical
Created
by admin
on Fri Dec 15 15:20:26 GMT 2023
Edited
by admin
on Fri Dec 15 15:20:26 GMT 2023
Record UNII
CKM4S0R7LX
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
ETHYNERONE
INN   USAN  
INN   USAN  
Official Name English
ethynerone [INN]
Common Name English
19-NORPREGNA-4,9-DIEN-20-YN-3-ONE, 21-CHLORO-17-HYDROXY-, (17.ALPHA.)-
Common Name English
ETHYNERONE [USAN]
Common Name English
21-Chloro-17-hydroxy-19-nor-17α-pregna-4,9-dien-20-yn-3-one
Common Name English
Classification Tree Code System Code
NCI_THESAURUS C776
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
Code System Code Type Description
CAS
3124-93-4
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
INN
2038
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
ChEMBL
CHEMBL2104303
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
PUBCHEM
10336790
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
NCI_THESAURUS
C74366
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
EVMPD
SUB07293MIG
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
MESH
C016442
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
EPA CompTox
DTXSID10185170
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
SMS_ID
100000082070
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
WIKIPEDIA
Ethynerone
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
FDA UNII
CKM4S0R7LX
Created by admin on Fri Dec 15 15:20:26 GMT 2023 , Edited by admin on Fri Dec 15 15:20:26 GMT 2023
PRIMARY
Related Record Type Details
ACTIVE MOIETY