Blue luminescent compounds
View Patent ↗There is provided a compound having Formula I In the formula: R 1 can be alkyl, aryl, alkylaryl, or deuterated analogs thereof; R 2 can be alkyl or deuterated alkyl; R 3 can be H, D, aryl, or deuterated aryl; and R 4 -R 6 are the same or different and can be H, D, alkyl, or deuterated alkyl. In the formula, at least one of the following conditions is met: (i) R 1 is a secondary alkyl, a tertiary alkyl, aryl, alkylaryl, or deuterated analog thereof; (ii) R 3 is aryl or deuterated aryl; (iii) at least one of R 3 -R 6 is D.
1. A compound having Formula I
wherein:
R 1 is selected from the group consisting of phenyl, napthyl, and deuterated analogs thereof;
R 2 is selected from the group consisting of alkyl, and deuterated alkyl;
R 3 is selected from the group consisting of H, D, aryl, and deuterated aryl; and
R 4 -R 6 are the same or different and are selected from the group consisting of H, D, alkyl, and deuterated alkyl.
2. A compound having Formula I
wherein:
R1 and R3 are the same or different and are aryl groups or deuterated aryl groups;
R 2 is selected from the group consisting of alkyl, and deuterated alkyl; and
R 4 -R 6 are the same or different and are selected from the group consisting of alkyl and deuterated alkyl.
3. A compound having Formula I
wherein:
R 1 is selected from the group consisting of secondary alkyls, tertiary alkyls, and deuterated analogs thereof;
R2 is selected from the group consisting of alkyl, and deuterated alkyl; and
R 3 -R 6 are all D.
4. A compound selected from compound B1 through B12