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Details

Stereochemistry ABSOLUTE
Molecular Formula C22H32O3
Molecular Weight 344.4877
Optical Activity UNSPECIFIED
Defined Stereocenters 7 / 7
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of 13-ETHYL-17-HYDROXY-5.ALPHA.-METHOXY-18,19-DINOR-17.ALPHA.-PREGN-20-YN-3-ONE

SMILES

CC[C@]12CC[C@H]3[C@@H](CC[C@]4(CC(=O)CC[C@H]34)OC)[C@@H]1CC[C@@]2(O)C#C

InChI

InChIKey=FOJSXAOBPRABPZ-WIJSBRJSSA-N
InChI=1S/C22H32O3/c1-4-20-11-8-17-16(18(20)10-13-22(20,24)5-2)9-12-21(25-3)14-15(23)6-7-19(17)21/h2,16-19,24H,4,6-14H2,1,3H3/t16-,17+,18+,19-,20+,21-,22+/m1/s1

HIDE SMILES / InChI

Molecular Formula C22H32O3
Molecular Weight 344.4877
Charge 0
Count
Stereochemistry ABSOLUTE
Additional Stereochemistry No
Defined Stereocenters 7 / 7
E/Z Centers 0
Optical Activity UNSPECIFIED

Approval Year

Substance Class Chemical
Created
by admin
on Wed Apr 02 13:15:04 GMT 2025
Edited
by admin
on Wed Apr 02 13:15:04 GMT 2025
Record UNII
K6ELU45BJM
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
LEVONORGESTREL IMPURITY O [EP IMPURITY]
Preferred Name English
13-ETHYL-17-HYDROXY-5.ALPHA.-METHOXY-18,19-DINOR-17.ALPHA.-PREGN-20-YN-3-ONE
Systematic Name English
18,19-DINORPREGN-20-YN-3-ONE, 13-ETHYL-17-HYDROXY-5-METHOXY-, (5.ALPHA.,17.ALPHA.)-
Systematic Name English
4,5-DIHYDRO-5.ALPHA.-METHOXYLEVONORGESTREL
Systematic Name English
Code System Code Type Description
CAS
155683-60-6
Created by admin on Wed Apr 02 13:15:04 GMT 2025 , Edited by admin on Wed Apr 02 13:15:04 GMT 2025
PRIMARY
EPA CompTox
DTXSID30747653
Created by admin on Wed Apr 02 13:15:04 GMT 2025 , Edited by admin on Wed Apr 02 13:15:04 GMT 2025
PRIMARY
PUBCHEM
71316193
Created by admin on Wed Apr 02 13:15:04 GMT 2025 , Edited by admin on Wed Apr 02 13:15:04 GMT 2025
PRIMARY
FDA UNII
K6ELU45BJM
Created by admin on Wed Apr 02 13:15:04 GMT 2025 , Edited by admin on Wed Apr 02 13:15:04 GMT 2025
PRIMARY
Related Record Type Details
PARENT -> IMPURITY
impurity O at 200 nm: maximum 0.3 per cent
CHROMATOGRAPHIC PURITY (HPLC/UV)
EP