The present application relates to materials for use in electronic devices, to processes for preparing the materials, and to electronic devices containing the materials.

The present specification relates to a method for producing a deuterated aromatic compound and a deuterated reaction composition.

The present specification relates to a method for producing a deuterated aromatic compound and a deuterated reaction composition.

A light emitting device includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer includes an amine compound represented by Formula 1. A light emitting device including the amine compound may show improved efficiency and life characteristics.

##STR00001##

A light emitting device includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer includes an amine compound represented by Formula 1. A light emitting device including the amine compound may show improved efficiency and life characteristics.

##STR00001##

The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent device with improved driving voltage and/or power efficiency can be provided by using the organic electroluminescent compound according to the present disclosure.

A compound comprising a ligand L.sub.A, having a structure of Formula I,

##STR00001##

is provided. In Formula I, A.sup.1 to A.sup.8 are each independently CR or N; at least two adjacent ones of A.sup.1 to A.sup.8 are CR and the Rs are joined together to form a six-membered ring fused to ring A or ring C; X is O, S, or Se; each R and R.sup.B is independently hydrogen or a substituent; any adjacent substituents are optionally joined or fused into a ring; the ligand L.sub.A is coordinated to a metal M; the metal M is bonded to ring A through a M-C bond; the metal M can be coordinated to other ligands; and the ligand L.sub.A is optionally linked with other ligands. Formulations, OLEDs, and consumer products containing such compounds are also disclosed.

A heterocyclic compound, a composition including the heterocyclic compound, and an organic light-emitting device including the heterocyclic compound are disclosed. The heterocyclic compound is represented by Formula 1: ##STR00001##
wherein, X.sub.1, L.sub.1, a1, Ar.sub.1, R.sub.1 to R.sub.6, b3, b4, and b5 are described herein.

A heterocyclic compound, a composition including the heterocyclic compound, and an organic light-emitting device including the heterocyclic compound are disclosed. The heterocyclic compound is represented by Formula 1: ##STR00001##
wherein, X.sub.1, L.sub.1, a1, Ar.sub.1, R.sub.1 to R.sub.6, b3, b4, and b5 are described herein.

The present invention relates to certain fluorenes, to the use of the compounds in an electronic device, and to an electronic device comprising at least one of these compounds. The present invention furthermore relates to a process for the preparation of the compounds and to a formulation and composition comprising one or more of the compounds.