The present specification relates to a compound and an organic electronic device including the same.

A compound represented by the following formula (1A) or (1B):

##STR00001##

(the symbols in the formulae (1A) and (1B) have the same meaning as defined in the specification), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

Provided is a compound of Chemical Formula 1:

##STR00001##

wherein n is 0 or 1, when n is 0, at least one of R1 to R10 is a group of Chemical Formula A, and when n is 1, at least one of R1 to R12 is a group of Chemical Formula A:

##STR00002##

wherein L1 is a direct bond, or a substituted or unsubstituted arylene or heteroarylene group; l1 is an integer of 1 to 5; m is an integer of 1 to 3; when l1 is 2 or greater, the two or more L1s are the same as or different from each other, and an organic light emitting device including the same.

The present disclosure relates to an organic electroluminescent compound, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure, it is possible to provide an organic electroluminescent device having improved current efficiency and/or lifetime properties.

The present disclosure relates to an arylamine compound and an organic electroluminescent device. The arylamine compound has a structure represented by Formula (1), and contains N atoms rich in electrons and a number of large conjugated systems, so that the electron mobility and the transition rate can be improved. The device prepared from the arylamine compound has high electrical stability, and device efficiency and long device lifetime.

##STR00001##

A light emitting element includes a first electrode, a second electrode disposed on the first electrode, and an emission part disposed between the first electrode and the second electrode and including a first emission layer and a second emission layer disposed on the first emission layer, the first emission layer may include a first host, and a first dopant, and the second emission layer may include a hole transport host different from the first host, an electron transport host, and a second dopant. A first hole mobility of the first host may be in a range of about 5.0×10.sup.−6 cm.sup.2/Vs to about 1.0×10.sup.−3 cm.sup.2/Vs, a second hole mobility of a host mixture including the hole transport host and the electron transport host may be in a range of about 1.0×10.sup.−6 cm.sup.2/Vs to about 1.0×10.sup.−4 cm.sup.2/Vs, and the first hole mobility may be larger than the second hole mobility.

The present invention relates to compounds of formula (1). The compounds are suitable for use in electronic devices, in particular organic electroluminescent devices, comprising these compounds. In some embodiments, the compounds are used as matrix materials for phosphorescent or fluorescent emitters as well as a hole-blocking or electron-transport materials. ##STR00001##

The present invention relates to novel lignin-derived compounds and compositions comprising the same and their use as redox flow battery electrolytes. The invention further provides a method for preparing said compounds and compositions as well as a redox flow battery comprising said compounds and compositions. Additionally, an assembly for carrying out the inventive method is provided.

Provided are a compound which can improve the luminous efficiency, stability, and service life of an element; an organic electric element using same; and an electronic device thereof.

An objective of the invention is to provide, as a material for highly efficient, highly durable organic EL devices, an organic EL device material having excellent hole injectability and transportability, electron blockability, high stability in a thin-film state, and excellent durability, and also to provide a highly efficient, highly durable organic EL device by using this compound. The present invention concerns an arylamine compound represented by general formula (1). (In the formula, Ar.sub.1, Ar.sub.2, Ar.sub.3, and Ar.sub.4 each represent a substituted or unsubstituted aromatic hydrocarbon group, etc.; L.sub.1 and L.sub.2 each represent a divalent substituted or unsubstituted aromatic hydrocarbon group, etc.; R.sub.1 to R.sub.7 each represent a hydrogen atom, a deuterium atom, etc.; and m and n may be the same or different from one another, and each represent an integer from 0 to 2, wherein L.sub.1 represents a single bond when m is 0, and L.sub.2 represents a single bond when n is 0.)