Organic semiconducting material, and film, organic electronic device and infrared dye composition each including said material

摘要

An organic semiconducting material comprises a naphthalocyanine derivative represented by formula (1); wherein M represents Si, Ge or Sn, R1 to R3 represent substituents other than a hydrogen atom except that all of R1 to R3 are identical straight-chain alkyl groups, and R4 to R27 each independently represents a hydrogen atom or a substituent.