Patent ID: 11773052

Abstract:
Provided are a donor-acceptor type compound having a novel structure and its use.An enamine compound represented by general formula (1) (in the formula: R1 represents an electron-withdrawing group;A represents a divalent aromatic hydrocarbon group which may contain a substituent, a divalent aromatic heterocyclic group which may contain a substituent or a divalent unsaturated aliphatic hydrocarbon group which may contain a substituent;R2 represents a hydrogen atom or a hydrocarbon group which may contain a substituent;R3 and R4 are the same or different from each other and represent an aromatic hydrocarbon group which may contain a substituent or an aromatic heterocyclic group which may contain a substituent, or R3 and R4 together form an optionally substituted bicyclic aromatic heterocyclic group containing two or more nitrogen atoms or a nitrogen atom and an oxygen atom or a sulfur atom, or a tricyclic aromatic heterocyclic group which may contain a substituent; andR2 and A, or R2 and R3 may together form a cyclic structure).