INTERMEDIATES USEFUL IN THE PREPARATION OF PYRIMIDINE OR TRIAZINE DERIVATIVES

摘要

A pyrimidine or triazine derivative and its salt, said pyrimidine or triazine derivative having the formula: wherein R represents a group of the formula OR<3> {wherein R<3> represents a hydrogen atom, an alkyl group, etc.}, a group of the formula SR<6> {wherein R<6> represents a hydrogen atom, an alkyl group, etc.}, a group of the formula (wherein R<7> and R<8> represent a hydrogen atom, an alkyl group, etc.}, or an imidazolyl group: R<1> represents a hydrogen atom, an alkyl group, etc.; R<2> represents a hydroxyl group, an alkyl group, etc.; A and B represent an alkyl group, etc.; Y represents an oxygen atom, etc.; and Z represents a methine group or a nitrogen atom.