| abstract |
An electrochromic compound represented by the following formula (I) is provided: n nwhere each of R 1 to R 8 and R 11 to R 18 independently represents any one of a hydrogen atom, a halogen atom, a monovalent organic group, the monovalent organic group having a substituent, a polymerizable functional group, and the polymerizable functional group having a substituent; and each of R 9 , R 10 , R 19 , and R 20 independently represents any one of a hydrogen atom, an alkyl group, and an aryl group. |