Provided are a novel compound and an organic electronic device using the same. The novel corn pound is represented by the following Formula (I):

##STR00001##

wherein Y is an oxygen atom, a sulfur atom, or a sulfur dioxide group; X.sup.1 and X.sup.2 are each independently C(R.sup.a), multiple (R.sup.a)s are the same or different, and the two (R.sup.a)s are joined together to form a first aryl ring; X.sup.3 and X.sup.4 are each independently C(R.sup.b), multiple (R.sup.b)s are the same or different, and the two (R.sup.b)s are joined to form a second aryl ring or a heteroaryl ring.

Provided are a novel compound and an organic electronic device using the same. The novel compound is represented by the following Formula (I):

##STR00001##

wherein X.sup.1 and X.sup.2 are each independently C(R.sup.a), the two (R.sup.a)s are the same or different, and the two (R.sup.a)s are joined together to form an aryl ring; X.sup.3 and X.sup.4 are each independently C(R.sup.b), the two (R.sup.b)s are the same or different, and the two (R.sup.b)s are joined together to form a heteroaryl ring containing at least one furan group, at least one thiophene group, or at least one thiophene S,S-dioxide group.

Provided are a novel compound and an organic electronic device using the same. The novel compound is represented by the following Formula (I):

##STR00001## wherein X.sup.1 and X.sup.2 are each independently C(R.sup.3), the two (R.sup.3)s are the same or different, and the two (R.sup.3)s are joined together to form a first aryl ring; X.sup.3 and X.sup.4 are each independently C(R.sup.b), the two (R.sup.b)s are the same or different, the two (R.sup.b)s are joined to form a second aryl ring, and the second aryl ring is a polycyclic aromatic ring.

The present disclosure provides a photoelectric conversion element including a lower electrode, a photoelectric conversion layer, and an upper electrode in this order; a voltage is applied between the lower electrode and the upper electrode; the photoelectric conversion layer contains a first organic compound and a second organic compound; the first organic compound has a lower oxidation potential than the second organic compound, and ?E represented by the following formula (A) satisfies the following formula (B); where ?E=oxidation potential of first organic compound?reduction potential of second organic compound (A)

?E?1.79 [V](B)

The present invention includes fused tetraphenylene compounds that may be used as charge transporters, hosts or emitters in OLEDs.

The present invention discloses a indenotriphenylene-based amine derivative is represented by the following formula (I), the organic EL device employing the derivative as hole transport material, electron blocking material, can increasing efficiency and half-life time. ##STR00001##
wherein R.sub.1 to R.sub.4, p, X, A ring, L and Ar are the same definition as described in the present invention.

Provided is an organic light-emitting element having high light-emitting efficiency and a long element lifetime, the organic light-emitting element including an anode, a cathode, and an organic compound layer placed between the anode and the cathode, in which: the organic compound layer includes an emission layer; the emission layer includes a host and a guest; the host is an aromatic hydrocarbon compound; the guest is an iridium complex of a specific structure; and a content of the host is 50 wt % or more with reference to the total amount of the constituent materials for the emission layer.

Provided are a novel compound and an organic electronic device using the same. The novel compound is represented by the following Formula (I):

##STR00001##

Wherein, a1 and a2 are each independently an integral from 0 to 4; the total of a1 and a2 is not less than 1; l1 and l2 are each independently an integral from 0 to 3; L.sup.1 and L.sup.2 are each independently a substituted or unsubstituted arylene group having 6 to 60 carbon atoms; b is an integral of 0 to 4; c is an integral of 0 to 2.

Provided are a novel compound and an organic electronic device using the same. The novel compound is represented by the following Formula (I):

##STR00001## wherein X.sup.1 and X.sup.2 are each independently C(R.sup.a), multiple (R.sup.a)s are the same or different, and the two (R.sup.a)s are joined together to form an aryl ring; wherein X.sup.3 and X.sup.4 are each independently C(R.sup.b), multiple (R.sup.b)s are the same or different, and the two (R.sup.b)s are joined together to form a polycyclic aromatic ring.

Provided are a novel compound and an organic electronic device using the same. The novel compound is represented by the following Formula (I):

##STR00001## wherein X.sup.1 and X.sup.2 are each independently C(R.sup.a), the two (R.sup.a)s are the same or different, and the two (R.sup.a)s are joined together to form an aryl ring; X.sup.3 and X.sup.4 are each independently C(R.sup.b), the two (R.sup.b)s are the same or different, and the two (R.sup.b)s are joined together to form a heteroaryl ring containing at least one furan group or at least one thiophene group.