quinazoline

[kwi-naz-uh-leen, -lin] /kwɪˈnæz əˌlin, -lɪn/
noun, Chemistry
1.
a colorless, crystalline, heterocyclic compound, C 8 H 6 N 2 .
2.
any derivative of this compound.
Origin
1885-90; quin(ine) + azole + -ine2