Patent ID: 11910710
Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 0:
1. A light-emitting device comprising:
a first electrode;
a light-emitting layer including a first organic compound over the first electrode; and
a second electrode over the light-emitting layer,
wherein the first organic compound is represented by a formula (G1):, wherein:
R1 to R7 separately represent hydrogen, an alkyl group having 1 to 4 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 13 carbon atoms,
R8, R9, and R21 to R27 separately represent hydrogen,
Ar represents a substituted or unsubstituted biphenyldiyl group, and
Z represents a sulfur atom.