Species with data from:

Ribeiro da Silva, M., Enthalpies of combustion of the pyridine N-oxide derivatives: 4-methyl-, 3-cyano-, 4-cyano-, 3-hydroxy-, 2-carboxy-, 4-carboxy-, and 3-methyl-4-nitro, and of the pyridine derivatives: 2-carboxy-, and 4-carboxy-. The dissociation enthalpies of the N-O bonds, The Journal of Chemical Thermodynamics, 1998, 30, 7, 869-878, https://doi.org/10.1006/jcht.1998.0353 .

9 matching species were found.

For each matching species the following will be displayed:

• Chemical name
• Chemical formula
• Structure image (if available)

Click on the name to see more data.

1. 4-Pyridinecarboxylic acid (C₆H₅NO₂)
   
2. 2-Pyridinecarboxylic acid (C₆H₅NO₂)
   
3. Pyridine, 4-methyl-, 1-oxide (C₆H₇NO)
   
4. 4-Pyridinecarbonitrile, 1-oxide (C₆H₄N₂O)
   
5. nicotinonitrile 1-oxide (C₆H₄N₂O)
   
6. 3-Pyridinol-1-oxide (C₅H₅NO₂)
   
7. 4-Nitro-3-picoline-N-oxide (C₆H₆N₂O₃)
   
8. Isonicotinic acid N-oxide (C₆H₅NO₃)
   
9. Picolinic acid N-oxide (C₆H₅NO₃)
   

© 2026 by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved.

Copyright for NIST Standard Reference Data is governed by the Standard Reference Data Act.