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Details

Stereochemistry ACHIRAL
Molecular Formula C12H8N2O3
Molecular Weight 228.2035
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of Isonicotinic anhydride

SMILES

O=C(OC(=O)C1=CC=NC=C1)C2=CC=NC=C2

InChI

InChIKey=ORBIGZZHMAJXAZ-UHFFFAOYSA-N
InChI=1S/C12H8N2O3/c15-11(9-1-5-13-6-2-9)17-12(16)10-3-7-14-8-4-10/h1-8H

HIDE SMILES / InChI

Molecular Formula C12H8N2O3
Molecular Weight 228.2035
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 Tue Apr 01 19:11:20 GMT 2025
Edited
by admin
on Tue Apr 01 19:11:20 GMT 2025
Record UNII
9SPV5P3BG9
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
NSC-139658
Preferred Name English
Isonicotinic anhydride
Systematic Name English
4-Pyridinecarboxylic acid, anhydride with 4-pyridinecarboxylic acid
Common Name English
4-Pyridinecarboxylic acid, anhydride
Systematic Name English
Code System Code Type Description
CAS
7082-71-5
Created by admin on Tue Apr 01 19:11:20 GMT 2025 , Edited by admin on Tue Apr 01 19:11:20 GMT 2025
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NSC
139658
Created by admin on Tue Apr 01 19:11:20 GMT 2025 , Edited by admin on Tue Apr 01 19:11:20 GMT 2025
PRIMARY
ECHA (EC/EINECS)
230-382-6
Created by admin on Tue Apr 01 19:11:20 GMT 2025 , Edited by admin on Tue Apr 01 19:11:20 GMT 2025
PRIMARY
EPA CompTox
DTXSID20221078
Created by admin on Tue Apr 01 19:11:20 GMT 2025 , Edited by admin on Tue Apr 01 19:11:20 GMT 2025
PRIMARY
PUBCHEM
81529
Created by admin on Tue Apr 01 19:11:20 GMT 2025 , Edited by admin on Tue Apr 01 19:11:20 GMT 2025
PRIMARY
FDA UNII
9SPV5P3BG9
Created by admin on Tue Apr 01 19:11:20 GMT 2025 , Edited by admin on Tue Apr 01 19:11:20 GMT 2025
PRIMARY