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Details

Stereochemistry ABSOLUTE
Molecular Formula C20H28O
Molecular Weight 284.4357
Optical Activity UNSPECIFIED
Defined Stereocenters 7 / 7
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of 19-NOR-5.ALPHA.,17.ALPHA.-PREGN-3-EN-20-YN-17-OL

SMILES

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

InChI

InChIKey=QHFJTFSJOPPEHE-SXJNSPEGSA-N
InChI=1S/C20H28O/c1-3-20(21)13-11-18-17-9-8-14-6-4-5-7-15(14)16(17)10-12-19(18,20)2/h1,4,6,14-18,21H,5,7-13H2,2H3/t14-,15+,16-,17-,18+,19+,20+/m1/s1

HIDE SMILES / InChI

Molecular Formula C20H28O
Molecular Weight 284.4357
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 00:36:39 GMT 2025
Edited
by admin
on Wed Apr 02 00:36:39 GMT 2025
Record UNII
VJB08Q8FU4
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
LYNESTRENOL IMPURITY A [EP IMPURITY]
Preferred Name English
19-NOR-5.ALPHA.,17.ALPHA.-PREGN-3-EN-20-YN-17-OL
Systematic Name English
Code System Code Type Description
PUBCHEM
145722051
Created by admin on Wed Apr 02 00:36:39 GMT 2025 , Edited by admin on Wed Apr 02 00:36:39 GMT 2025
PRIMARY
FDA UNII
VJB08Q8FU4
Created by admin on Wed Apr 02 00:36:39 GMT 2025 , Edited by admin on Wed Apr 02 00:36:39 GMT 2025
PRIMARY
Related Record Type Details
PARENT -> IMPURITY
CHROMATOGRAPHIC PURITY (GC)
EP