Sydnone imine

File:Sydnone imine circle structure.png

Chemical structure of sydnone imine

Sydnone imine is a mesoionic heterocyclic aromatic chemical compound. Sydnone imine is the imine of sydnone where the keto functional group of sydnone (=O) has been replaced with an imine (=NH) group.

Pharmaceutical drugs

A variety of pharmaceutical drugs include sydnone imines in their chemical structure including feprosidnine, linsidomine, mesocarb, and molsidomine, among others.

Chemical structure

In sydnone imines, both the negative and the positive charges are delocalized within the ring and the imine group.

Resonance forms of a sydnone imine

See also

• Montréalone
• Münchnone
• Sydnone

External links

• IUPAC Goldbook entry
• Dictionary of Organic Compounds