| 摘要 |
A À-conjugated compound having a cardo structure of formula (1):
where R 1 and R 2 are hydrogen, alkyl, alkoxy, phenyl, naphthyl, phenoxy or halogen; Ar 1 is a group of formula (2) or (3):
where R 3 thru R 6 are hydrogen, alkyl, alkoxy, aryl, hetero-aryl, aryloxy or a halogen, and 1 and m are 0-3, and n is 0-2; and Ar 2 is aryl or hetero aryl. The À-conjugated compound has good stability and is used as light emitting material. |
