A fused ring compound C of the present disclosure has a fused ring F including a plurality of monocyclic aromatic rings M. The number of the monocyclic aromatic rings M is 11 in the fused ring F. The number of thiophene rings is 2 or less out of the 11 monocyclic aromatic rings M. The fused ring F includes two naphthacene structures. A semiconductor material S according to one aspect of the present disclosure includes the fused ring compound C. An electronic device 10 according to one aspect of the present disclosure includes the semiconductor material S.

A compound of Formula I: ##STR00001##
wherein: X.sup.1-X.sup.8 are each independently C or N, wherein two adjacent X.sup.1-X.sup.8 are carbon-fused to a structure of Formula II: ##STR00002## X.sup.9-X.sup.12 are each independently C or N; A.sup.1, A.sup.2, and A.sup.3 are each independently selected from the group consisting of O, S, Se, N, NR, CR, CRR, SiR, SiRR, GeR, and GeRR, with at least one of A.sup.1 and A.sup.2 being N or NR; each occurrence of is independently a single bond or a double bond, wherein one occurrence of is a single bond and one occurrence of is a double bond; each of R.sup.A, R.sup.B, and R.sup.C independently represents zero, mono, or up to a maximum allowed substitution to its associated ring; each of occurrence R, R, R.sup.A, R.sup.B, and R.sup.C is independently a hydrogen or a substituent selected from the group consisting of Formula III, Formula IV, Formula V, Formula VI, Formula VII, Formula VIII, Formula IX, deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, boryl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof, with at least one of R, R, R.sup.A, R.sup.B, and R.sup.C comprising a group of Formula III, Formula IV, Formula V, Formula VI, Formula VII, Formula VIII, or Formula IX: ##STR00003## ##STR00004## each occurrence of Y.sup.1, Y.sup.2, and Y.sup.3 is independently absent, O, S, Se, NR, CRR, SiRR, or GeRR; each occurrence of Ar.sup.1, and Ar.sup.2 is independently an optionally substituted aryl group or an optionally substituted heteroaryl group, wherein Ar.sup.1 and Ar.sup.2 are optionally joined or fused together to form a ring; each occurrence of X.sup.13-X.sup.20 is independently C or N, with the proviso that at least one of X.sup.13-X.sup.20 is N; each occurrence of A.sup.4 is selected from the group consisting of O, S, Se, NR, CRR, SiRR, and GeRR; each occurrence of R.sup.X independently represents zero, mono, or up to a maximum allowed substitution to its associated ring; each occurrence of R.sup.X is independently a hydrogen or a subst

A novel compound is disclosed, which is represented by the following Formula (I):

##STR00001##

wherein Ar.sub.1, Ar.sub.2, Ar.sub.3, Ar.sub.4, L, Q, G, n1, n2, m1, m2 and q represent the same as defined in the specification. In addition, an organic electronic device is also disclosed, and an organic layer therein comprises the novel compound of the present invention.

A novel compound is disclosed, which is represented by the following Formula (I):

##STR00001##

wherein Ar.sub.1, Ar.sub.2, Ar.sub.3, Ar.sub.4, L, Q, G, n1, n2, m1, m2 and q represent the same as defined in the specification. In addition, an organic electronic device is also disclosed, and an organic layer therein comprises the novel compound of the present invention.

A novel compound is disclosed, which is represented by the following Formula (I):

##STR00001##

wherein Ar.sub.1, Ar.sub.2, Ar.sub.3, Ar.sub.4, L, Q, n1, n2, m1, and m2 represent the same as defined in the specification. In addition, an organic electronic device is also disclosed, and an organic layer therein comprises the novel compound of the present invention.

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

##STR00001##

A compound is disclosed. The compound has a formula of MA.sub.xL.sub.y, wherein: A is

##STR00001## L is one of

##STR00002## M is a metal having six valence electrons, x is an integer from 1-3, y is an integer from 0-2, x+y=3, any of R.sub.a-R.sub.b and R.sub.1-R.sub.3 is independently selected from a group consisting of hydrogen, deuterium, fluorine, chlorine, bromine, iodine, N(R.sup.1).sub.2, N(Ar.sup.1).sub.2, C(O)Ar.sup.2, P(O)Ar.sup.3.sub.2, S(O)Ar.sup.4, S(O).sub.2Ar.sup.5, CR.sup.2CR.sup.3Ar.sup.6, CN, NO.sub.2, Si(R.sup.4).sub.3, B(OR.sup.5).sub.2, OSO.sub.2R.sup.6, a linear alkyl having 1 to 40 carbon atoms, a C.sub.1-C.sub.40 alkoxyl, a C.sub.1-C.sub.40 alkylthiol, a C.sub.3-C.sub.40 branched alkyl, a C.sub.3-C.sub.40 cycloalkyl, a C.sub.3-C.sub.40 branched alkoxyl, a C.sub.3-C.sub.40 cyclic alkoxyl, a C.sub.3-C.sub.40 branched alkylthiol and a C.sub.3-C.sub.40 cyclic alkylthiol, any of R.sup.1-R.sup.6 is one of a hydrogen and an alkyl, any of Ar.sup.1-Ar.sup.6 is one of a hydrogen and an aryl, and any of R.sub.4R.sub.11 and R.sub.13R.sub.15 is independently selected from a group consisting of a hydrogen, a deuterium, a halogen, a substituted or unsubstituted alkyl, a substituted or unsubstituted cycloalkyl and a substituted or unsubstituted aryl.

This invention discloses novel light-emitting materials. These materials comprise a side chain which contains at least two Si or Ge atoms, such as bis(trimethylsilyl)methyl, or a side chain that includes SiF bond, or a side chain that includes a fluorine-containing alkyl chain. This new side chain could fine tune emission color, reduce the stacking of the light-emitting materials, maintain good lifetime, and result in high PLQY.

An organic electroluminescent element using a compound represented by the following general formula (I) emits dark blue light and has a high effect of inhibition of voltage during high-luminance driving: ##STR00001## wherein R.sup.1 to R.sup.6; E.sup.1 and E.sup.2; X.sup.1 and X.sup.2; and A.sup.1 to A.sup.8 are as defined herein.

Novel substituted tetraphenylene compounds useful as host for phosphorescent emitters in OLEDs is disclosed.