A novel organic compound is provided. That is, a novel organic compound that is effective in improving reliability of a light-emitting element is provided. The organic compound includes a condensed ring including a pyrimidine ring and is represented by General Formula (G1). In General Formula (G1), A represents a group having 6 to 100 carbon atoms and includes at least one of an aromatic ring and a heteroaromatic ring. The aromatic ring and the heteroaromatic ring may each include a substituent. Furthermore, Q represents oxygen or sulfur. A ring X represents a substituted or unsubstituted naphthalene ring or a substituted or unsubstituted phenanthrene ring.
提供了一种新的有机化合物。也就是说,提供了一种能够提高发光元件可靠性的新型有机化合物。该有机化合物包括一个包含
嘧啶环的缩合环,并由通用式(G1)表示。在通用式(G1)中,A代表含有6至100个碳原子的基团,并且至少包括一个芳香环和一个杂芳环中的一个。芳香环和杂芳环中每个都可以包括一个取代基。此外,Q代表氧或
硫。环X代表取代或未取代的
萘环或取代或未取代的
菲环。