| abstract |
Provided is a phthalocyanine compound having a maximum absorption wavelength in a shorter wavelength region, particularly in the vicinity of 640 to 750 nm, excellent heat resistance, and high gram extinction coefficient. The following chemical formula 2: (Wherein X is an oxygen atom or a sulfur atom, and A 1 is a phenyl group, a phenyl group having a substituent or a naphthyl group having a substituent) or the following chemical formula 3: (Wherein R 3 is an alkylene group having 1 to 3 carbon atoms, R 4 is an alkyl group having 1 to 8 carbon atoms, and n is a group represented by an integer of 1 to 4). A phthalocyanine compound substituted with an aromatic ring. [Selection figure] None |