Aza
WiktionaryText
Adjective
- Of or pertaining to a substituted nitrogen atom within a cyclic compound.
- 2003, Heinrich Zollinger, Color Chemistry http://books.google.com/books?id=0Ynge4E5rqYC, ISBN 3906390233, page 73:
- "However, aza N-atoms (~N=) have to be counted, if they replace methine groups in the chain."