Electrochromic compound, electrochromic composition and display device

摘要

An electrochromic compound having in the molecule at least an adsorbable group, a redox chromophore and a spacer portion, and represented by the following General Formula (1):
wherein A represents the adsorbable group, C represents the redox chromophore, and X represents the spacer portion represented by the following formula;
wherein R 1 and R 3 each represent an aliphatic hydrocarbon group or an aromatic derivative group, R 2 represents a hydrogen atom or a monovalent group.