| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrochromic compound which allows stable operation and is excellent in response speed, repetition durability and light fastness.SOLUTION: The electrochromic compound is represented by the general formula (I). (Rto Rare each independently H, a halogen atom, or a functional group capable of binding to a hydroxy group, provided that at least one of them is the functional group capable of binding to a hydroxy group directly or indirectly.)SELECTED DRAWING: None |
