2,4-Dianilinoquinazoline 2,4-Dwuanilino-chinazoliny [Polish] 2,4-Quinazolinediamine, N,N'-diphenyl- 27142-44-5 4-25-00-02977 (Beilstein Handbook Reference) BRN 0033126 Quinazoline, 2,4-dianilino-