Preferred term
547.593 Heterosykliske nitrogenforbindelser
Broader concept
Broader conceptEntry terms
Alternative terms for the concept.- Diaziner
- Imidazoler
- Klorofyller--organisk kjemi
- Porfyriner
- Pyrazoler
- Pyridiner
- Pyrroler
Identifier
- ocd00147093
Notation
Code that uniquely identifies a concept within a concept scheme.- 547.593
URI
http://dewey.info/class/547.593/e23/