Provided are: a compound that further improves the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device. Precisely provided are: a compound represented by the following formula (1A) or formula (1B) (wherein the symbols are as defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

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Provided are a compound that further improves the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device. Precisely provided are: a compound represented by the following formula (1) (wherein N*, Ar, L, X, *a, *b.sub.1, *b.sub.2, *b.sub.3, m, n, R.sup.11 to R.sup.14, R.sup.15 to R.sup.22, R.sup.31 to R.sup.40, and R.sup.41 to R.sup.48 are as defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

##STR00001##

A compound represented by the following formula (1):

##STR00001##

The R.sup.1 to R.sup.9, L.sup.1 to L.sup.3, and Ar.sup.1 to Ar.sup.2 in the formula (1) are as defined in the description. An organic electroluminescence device contains the compound, and an electronic instrument includes the organic electroluminescence device.

There is provided an organic EL device, including: an anode; a cathode; an emitting layer provided between the anode and the cathode; a first layer provided between the anode and the emitting layer; and a second layer provided between the anode and the first layer, in which the emitting layer contains a delayed fluorescent compound, the first layer contains a first compound, the second layer contains a second compound, an ionization potential Ip(HT1) of the first compound satisfies Numerical Formula 1, a hole mobility μh(HT1) of the first compound satisfies Numerical Formula 2, an ionization potential Ip(HT2) of the second compound satisfies Numerical Formula 3, and the first layer has a film thickness of 15 nm or more,

Ip(HT1)≥5.69 eV  (Numerical Formula 1)

μh(HT1)≥1.00×10.sup.−5 cm.sup.2/Vs  (Numerical Formula 2)

Ip(HT2)≥5.60 eV  (Numerical Formula 3).

A compound may improve the capability of an organic EL device, and an organic electroluminescent device including such compound may have improved capability and may be included in electronic devices. Such compounds may be of formula (1A) or formula (1B) (wherein the symbols are as defined in the description)

##STR00001##

organic electroluminescent device(s) may contain such compound(s), and electronic device(s) may include such organic electroluminescent device(s).

An organoelectroluminescent device according to the present invention is capable of low voltage driving, has an excellent external quantum efficiency and exhibits highly efficient light-emitting characteristics by employing compounds having distinct structures, as a hole transport material and a dopant material, in a hole injection layer or a hole transport layer, and a light-emitting layer, respectively, and thus can be industrially utilized in a flat display device, a flexible display device, a monochrome or white flat panel lighting apparatus, a monochrome or white flexible lighting apparatus and the like.

The disclosure relates to organic electroluminescent elements, compounds for use in the elements, and devices using the elements, which include a compound represented by the following General Formula (1): ##STR00001##
where R.sup.1 to R.sup.3 and R.sup.6 to R.sup.8 each independently represents a hydrogen atom, which may be a deuterium atom, or a substituent with a Hammett substituent constant σ.sub.p value of −0.15 or more, R.sup.5, R.sup.9 and R.sup.10 each independently represents a hydrogen atom or a substituent, L.sup.1 represents a divalent linking group, DG.sup.1 represents a donor group, and n1 represents 1 or 2, and where R.sup.1 to R.sup.3, R.sup.5 to R.sup.10, L.sup.1, and DG.sup.1 are not bound to each other to form a ring.

The present invention relates to a compound represented by formula 1, an organic optoelectronic element comprising the same, and a display device comprising the organic optoeletric element. Formula 1 and the description regarding the samen are as defined in the specification.

Disclosed herein are provided an amine compound represented by the following [Chemical Formula A] or [Chemical Formula B], and an organic light-emitting diode comprising the same. ##STR00001## wherein, the ring moieties, A.sub.1, A.sub.2, Q.sub.1, Q.sub.2, E, F, L.sub.1 to L.sub.6, Ar.sub.1 to A.sub.r4, p1, p2, r1, r2, s1, s2, x, and y are each as defined in the Specification.

A light emitting element of an embodiment includes a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and the second electrode and including an amine compound represented by Formula 1 below, thereby showing high efficiency and long-life characteristics.

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