ORGANIC COMPOUND AND LIGHT-EMITTING DEVICE

To provide a novel organic compound that is highly convenient, useful, or reliable.General Formula (G2), X represents a sulfur atom or an oxygen atom; R1, R2, R6 to R9, R20 to R26, R30 to R34, R40 to R43, R103 to R105, R135, and R136 each independently represent hydrogen (including deuterium), a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted aryl group having 10 to 30 carbon atoms, a substituted or unsubstituted dibenzothiophenyl group, a substituted or unsubstituted dibenzofuranyl group; n represents an integer of 1 to 4, when n is 2 or more, two or more R40s may be the same as or different from each other, and the same applies to two or more R41s to R43s.