3-Amino-6-chloro-3,4-dihydro-4-phenyl-4-quinazolinol is an intermediate in the synthesis of 1-Chloroacetyl-2-[[(2-benzoyl-4-chlorophenyl)(2-chloroacetyl)amino]methylene]hydrazide (C363470). which is a derivative of 2-Amino-5-chlorobenzophenone (A603490); a metabolite of Diazepam (D416855) with a much weaker anticonvulsant effect.