1 Key Laboratory of Green Chemical Engineering and Technology of Colleges of Heilongjiang Province, College of Chemical and Environmental Engineering, Harbin University of Science and Technology, Harbin 150040, People's Republic of China.
In the title compound, C(11)H(9)N(3)O, the quinazoline unit is almost planar, with a mean deviation of 0.006 (1) Å from the least-squares plane defined by the ten constituent atoms. In the crystal, mol-ecules are linked by weak C-H⋯N hydrogen bonds.