Light-emitting element, compound, Organic compound, display module, lighting module, light-emitting device, display device, lighting device, and electronic device
A light-emitting element having high emission efficiency is provided. A light-emitting element having a low driving voltage is provided. A novel compound which can be used for a transport layer or as a host material or a light-emitting material of a light-emitting element is provided. A novel compound with a benzofuropyrimidine skeleton is provided. Also provided is a light-emitting element which includes the compound with the benzofuropyrimidine skeleton between a pair of electrodes.
1. A compound represented by general formula (A1),
wherein X represents a boronic acid, and
wherein R 1 to R 5 separately represent any one of hydrogen, an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted monocyclic saturated hydrocarbon having 5 to 7 carbon atoms, a substituted or unsubstituted polycyclic saturated hydrocarbon having 7 to 10 carbon atoms, and a substituted or unsubstituted aryl group having 6 to 13 carbon atoms.
2. The compound according to claim 1 , wherein a substituent included in any one of R 1 to R 5 comprises an alkyl group having 1 to 3 carbon atoms.
3. The compound according to claim 1 , wherein R 2 and R 4 each comprises hydrogen.
4. The compound according to claim 1 , wherein R 1 to R 5 each comprises hydrogen.
5. A method for synthesizing a compound, the method including:
conducting a reaction according to the following scheme:
wherein X represents one of a halogen and a boronic acid,
wherein R 1 to R 5 separately represent any one of hydrogen, an alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted monocyclic saturated hydrocarbon having 5 to 7 carbon atoms, a substituted or unsubstituted polycyclic saturated hydrocarbon having 7 to 10 carbon atoms, and a substituted or unsubstituted aryl group having 6 to 13 carbon atoms,
wherein B represents the other of the halogen and the boronic acid, and
wherein A 1 represents a group comprising at least one of a phenyl group, a fluorenyl group, a phenanthryl group, a triphenylenyl group, a dibenzothiophenyl group, a dibenzofuranyl group, a carbazolyl group, a benzimidazolyl group, a benzoxazolyl group, a benzthiazolyl group, and a triphenyl amine skeleton which are substituted or unsubstituted.
6. The method for synthesizing a compound according to claim 5 ,
wherein the A 1 represents any one of a dibenzothiophenyl group, a dibenzofuranyl group, a carbazolyl group which are substituted,
wherein a substituent of A 1 comprises a substituted or unsubstituted phenylene group.
7. The method for synthesizing a compound according to claim 5 ,
wherein R 2 and R 4 each comprises hydrogen.
8. The method for synthesizing a compound according to claim 5 ,
wherein R 1 to R 5 each comprises hydrogen.