Organometallic compound, organic light-emitting device including organometallic compound, and diagnostic composition including organometallic compound

Abstract

An organometallic compound represented by Formula 1, wherein Mis beryllium, magnesium, aluminum, calcium, titanium, manganese, cobalt, copper, zinc, gallium, germanium, zirconium, ruthenium, rhodium, palladium, silver, rhenium, platinum, or gold; Ato Aare each independently a C-Ccarbocyclic group or a C-Cheterocyclic group; Ais a 5-membered heterocyclic group; Ais at least two rings of a C-Ccarbocyclic group comprising a 6-membered carbocyclic group, or Ais at least two rings of a C-Cheterocyclic group comprising a 6-membered carbocyclic group or a 6-membered heterocyclic group; X, X, X, and Xto Xare each independently C or N; Tto Tare each independently a single bond, *—N[(L)-(R)]—*′, *—B(R)—*′, *—P(R)—*′, *—C(R)(R)—*′, *—Si(R)(R)—*′, *—Ge(R)(R)—*′, *—S—*′, *—Se—*′, *—O—*′, *—C(═O)—*′, *—S(═O)—*′, *—S(═O)—*′, *—C(R)═C(R)—*′, *—C(═S)—*′, or *—C≡C—*′; and wherein the other substituents may be understood by referring to the detailed description.