| 摘要 |
PROBLEM TO BE SOLVED: To provide a pyrimidoquinazoline pigment having a new pyrimidine skeleton which is excellent in pigment characteristics such as coloring power, transparency and weather resistance.SOLUTION: There is provided a pyrimidoquinazoline pigment represented by the following general formulas (1-1) and (1-2). (Rand Reach independently represent a hydrogen atom, an alkyl group which may have a substituent or an acyl group; Rand Reach independently represent an aryl group which may have a substituent or a heterocyclic group which may have a substituent; Rand Reach independently represent a hydroxy group, an alkoxy group which may have a substituent or an amino group which may have a substituent.)SELECTED DRAWING: None |
