Patent ID: 8568884

Claim:
A Schiff base type compound represented by general formula (I): wherein ring A represents an aromatic ring, an aliphatic ring, or a heterocyclic ring; Ar represents a 5- or 6-membered heterocyclic or aromatic ring; and X represents a halogen atom, the aliphatic ring represented by ring A and the aromatic ring and the heterocyclic ring represented by ring A or Ar being optionally fused to a ring or optionally substituted, at least one of the hydrogen atoms bonded to ring A or Ar being displaced by an amino group represented by —NR″R′″, wherein R″ and R′″ each represent an alkyl group having 1 to 10 carbon atoms or an aryl group having 6 to 10 carbon atoms and may be each taken together with ring A or Ar to form a ring structure.