The IUPAC name of NC ā CH2 ā CH|CNāCH2āCN is?
Propane-1,2,3-tricarbonitrile
Here, word root is prop
single bond ⇒ ane (primary suffix)
NC- ⇒ carbonitrile (secondary suffix)
⇒ 1,2,3-tricarbonitrile
Therefore, propane-1,2,3-tricarbonitrile