Provided are a condensed cyclic compound, a composition including the same, and an organic light-emitting device including a thin film formed from the composition. The condensed cyclic compound is represented by following Formula, has a molecular weight of about 400 to about 10,000, and comprises at least one cross-linkable group: ##STR00001##

Provided are a condensed cyclic compound, a composition including the same, and an organic light-emitting device including a thin film formed from the composition. The condensed cyclic compound is represented by following Formula, has a molecular weight of about 400 to about 10,000, and comprises at least one cross-linkable group: ##STR00001##

A polycyclic compound according to an embodiment of the inventive concept is represented by the following Formula 1:

##STR00001##

In Formula 1, Ar.sub.1 and Ar.sub.2 are each independently substituted or unsubstituted aryl group having 6 to 30 carbon atoms for forming a ring, or substituted or unsubstituted heteroaryl group having 2 to 30 carbon atoms for forming a ring, where Ar.sub.1 and Ar.sub.2 may combine with each other to form a ring, and A is represented by the following Formula 2-1 or 2-2:

##STR00002##

A polycyclic compound according to an embodiment of the inventive concept is represented by the following Formula 1:

##STR00001##

In Formula 1, Ar.sub.1 and Ar.sub.2 are each independently substituted or unsubstituted aryl group having 6 to 30 carbon atoms for forming a ring, or substituted or unsubstituted heteroaryl group having 2 to 30 carbon atoms for forming a ring, where Ar.sub.1 and Ar.sub.2 may combine with each other to form a ring, and A is represented by the following Formula 2-1 or 2-2:

##STR00002##

A composition includes: a compound including an aromatic hydrocarbon ring structure, and a partial structure represented by formula (1) which bonds to the aromatic hydrocarbon ring structure; and a solvent. The aromatic hydrocarbon ring structure has no fewer than 25 carbon atoms. In the formula (1), X represents a group represented by formula (i), (ii), (iii), or (iv); and *'s denote binding sites to two adjacent carbon atoms constituting the aromatic hydrocarbon ring structure. A method of producing a patterned substrate, includes applying the composition directly or indirectly on a substrate to form a resist underlayer film; forming a resist pattern directly or indirectly on the resist underlayer film; and carrying out etching using the resist pattern as a mask.

##STR00001##

A composition includes: a compound including an aromatic hydrocarbon ring structure, and a partial structure represented by formula (1) which bonds to the aromatic hydrocarbon ring structure; and a solvent. The aromatic hydrocarbon ring structure has no fewer than 25 carbon atoms. In the formula (1), X represents a group represented by formula (i), (ii), (iii), or (iv); and *'s denote binding sites to two adjacent carbon atoms constituting the aromatic hydrocarbon ring structure. A method of producing a patterned substrate, includes applying the composition directly or indirectly on a substrate to form a resist underlayer film; forming a resist pattern directly or indirectly on the resist underlayer film; and carrying out etching using the resist pattern as a mask.

##STR00001##

The present invention relates to a method for preparing an organic semiconducting layer comprising the steps: a) providing a first composition in a first vacuum thermal evaporation source, the first composition comprising aa) a first organic compound, the first organic compound comprising at least one unsubstituted or substituted C.sub.10-C.sub.30 condensed aryl group and/or at least one unsubstituted or substituted C.sub.3-C.sub.30 heteroaryl group, wherein the one or more substituent(s) if present, are selected from the group consisting of (i) deuterium, (ii) a halogen, (iii) a C.sub.1 to C.sub.22 silyl group, (iv) a C.sub.1 to C.sub.30 alkyl group, (v) a C.sub.1 to C.sub.10 alkylsilyl group, (vi) a C.sub.6 to C.sub.22 arylsilyl group, (vii) a C.sub.3 to C.sub.30 cycloalkyl group, (viii) a C.sub.2 to C.sub.30 heterocycloalkyl group, (ix) a C.sub.6 to C.sub.30 aryl group, (x) a C.sub.2 to C.sub.30 heteroaryl group, (xi) a C.sub.1 to C.sub.30 perfluoro-hydrocarbyl group, or (xii) a C.sub.1 to C.sub.10 trifluoroalkyl group, wherein the first organic compound has i) a dipole moment in the range of ≥0 and ≤2 Debye; and ii) a molecular weight in the range of ≥400 and ≤1,800; and bb) a metal borate compound; b) transferring the first composition from the solid phase into the gas phase in a vacuum chamber; and c) depositing the first composition on a substrate to form the organic semiconducting layer, a composition for use therein, and an organic electronic device prepared this way.

The present invention relates to a method for preparing an organic semiconducting layer comprising the steps: a) providing a first composition in a first vacuum thermal evaporation source, the first composition comprising aa) a first organic compound, the first organic compound comprising at least one unsubstituted or substituted C.sub.10-C.sub.30 condensed aryl group and/or at least one unsubstituted or substituted C.sub.3-C.sub.30 heteroaryl group, wherein the one or more substituent(s) if present, are selected from the group consisting of (i) deuterium, (ii) a halogen, (iii) a C.sub.1 to C.sub.22 silyl group, (iv) a C.sub.1 to C.sub.30 alkyl group, (v) a C.sub.1 to C.sub.10 alkylsilyl group, (vi) a C.sub.6 to C.sub.22 arylsilyl group, (vii) a C.sub.3 to C.sub.30 cycloalkyl group, (viii) a C.sub.2 to C.sub.30 heterocycloalkyl group, (ix) a C.sub.6 to C.sub.30 aryl group, (x) a C.sub.2 to C.sub.30 heteroaryl group, (xi) a C.sub.1 to C.sub.30 perfluoro-hydrocarbyl group, or (xii) a C.sub.1 to C.sub.10 trifluoroalkyl group, wherein the first organic compound has i) a dipole moment in the range of ≥0 and ≤2 Debye; and ii) a molecular weight in the range of ≥400 and ≤1,800; and bb) a metal borate compound; b) transferring the first composition from the solid phase into the gas phase in a vacuum chamber; and c) depositing the first composition on a substrate to form the organic semiconducting layer, a composition for use therein, and an organic electronic device prepared this way.

A compound represented by a formula (1) and having at least one deuterium atom is provided. In the formula (1), n is 1 to 4, L.sub.1 is a divalent group or a group represented by a formula (11) and R.sub.111 to R.sub.119 and R.sub.211 to R.sub.219 are each independently a hydrogen atom or a substituent, where the compound represented by the formula (1) does not include a group represented by —N(R.sub.906) (R.sub.907) and R.sub.906 and R.sub.907 are each independently a hydrogen atom, an alkyl group having 1 to 50 carbon atoms, or the like. In the formula (11), X.sub.13 is an oxygen atom or a sulfur atom, Y.sub.1 to Y.sub.8 are each independently CR.sub.300 or a nitrogen atom, and two of R.sub.300 are a single bond bonded with *a or other L.sub.1 and a single bond bonded with *b or other L.sub.1.

##STR00001##

A compound represented by a formula (1) and having at least one deuterium atom is provided. In the formula (1), n is 1 to 4, L.sub.1 is a divalent group or a group represented by a formula (11) and R.sub.111 to R.sub.119 and R.sub.211 to R.sub.219 are each independently a hydrogen atom or a substituent, where the compound represented by the formula (1) does not include a group represented by —N(R.sub.906) (R.sub.907) and R.sub.906 and R.sub.907 are each independently a hydrogen atom, an alkyl group having 1 to 50 carbon atoms, or the like. In the formula (11), X.sub.13 is an oxygen atom or a sulfur atom, Y.sub.1 to Y.sub.8 are each independently CR.sub.300 or a nitrogen atom, and two of R.sub.300 are a single bond bonded with *a or other L.sub.1 and a single bond bonded with *b or other L.sub.1.

##STR00001##