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Details

Stereochemistry ACHIRAL
Molecular Formula C18H18
Molecular Weight 234.3355
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of [18]Annulene

SMILES

C1=C/C=C/C=C/C=C\C=C\C=C\C=C/C=C/C=C\1

InChI

InChIKey=STQWAGYDANTDNA-DWSNDWDZSA-N
InChI=1S/C18H18/c1-2-4-6-8-10-12-14-16-18-17-15-13-11-9-7-5-3-1/h1-18H/b2-1-,3-1+,4-2+,5-3+,6-4+,7-5-,8-6-,9-7+,10-8+,11-9+,12-10+,13-11-,14-12-,15-13+,16-14+,17-15+,18-16+,18-17-

HIDE SMILES / InChI

Molecular Formula C18H18
Molecular Weight 234.3355
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Approval Year

Substance Class Chemical
Created
by admin
on Wed Apr 02 08:39:15 GMT 2025
Edited
by admin
on Wed Apr 02 08:39:15 GMT 2025
Record UNII
W4JYP9W5EU
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
[18]Annulene
Systematic Name English
Cyclooctadecanonaene
Preferred Name English
1,3,5,7,9,11,13,15,17-Cyclooctadecanonaene
Systematic Name English
Code System Code Type Description
EPA CompTox
DTXSID901045858
Created by admin on Wed Apr 02 08:39:15 GMT 2025 , Edited by admin on Wed Apr 02 08:39:15 GMT 2025
PRIMARY
PUBCHEM
403626553
Created by admin on Wed Apr 02 08:39:15 GMT 2025 , Edited by admin on Wed Apr 02 08:39:15 GMT 2025
PRIMARY
FDA UNII
W4JYP9W5EU
Created by admin on Wed Apr 02 08:39:15 GMT 2025 , Edited by admin on Wed Apr 02 08:39:15 GMT 2025
PRIMARY
CAS
2040-73-5
Created by admin on Wed Apr 02 08:39:15 GMT 2025 , Edited by admin on Wed Apr 02 08:39:15 GMT 2025
PRIMARY
WIKIPEDIA
Cyclooctadecanonaene
Created by admin on Wed Apr 02 08:39:15 GMT 2025 , Edited by admin on Wed Apr 02 08:39:15 GMT 2025
PRIMARY