Aminopyrimidine compounds represented by formula (3) may be efficiently prepared by reacting an azlactone compound represented by formula (1) with an amidine compound represented by formula (2) or a salt thereof:
wherein R
1
, R
2
and M are as defined in the specification.
Aminopyrimidine compounds represented by formula (3) may be efficiently prepared by reacting an azlactone compound represented by formula (1) with an amidine compound represented by formula (2) or a salt thereof:
wherein R1, R2 and M are as defined in the specification.