| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for preparing an azomethine compound in good yield without significant environmental complications the environment. SOLUTION: The method for forming an azomethine compound comprising (a) reacting a compound A having an active methylene group or methine group with an arylprimaryamine compound B (b) in the presence of a base and an oxidizing agent and in a solvent medium containing a ketone compound having the formula R<1> C(O)R<2> wherein R<2> and R<2> are independently 1-4C alkyl groups (c) at a low temperature enough to provide a yield of the azomethine product of at least 50 mole % based on compound A is disclosed.
|
