Novel organic compound, photodiode including same, electronic apparatus including same photodiode

An organic compound represented by the following Chemical Formula 1:

• wherein,
• L1 and L2, which are same and different, are each independently are any one selected from a single bond, a substituted or unsubstituted arylene of 6 to 18 carbon atoms, a substituted or unsubstituted aliphatic hydrocarbon ring-fused arylene of 8 to 20 carbon atoms, and a substituted or unsubstituted heteroarylene of 2 to 10 carbon atoms,
• m and n, which are same or different, are each independently an integer of 1 or 2,
• wherein when m is 2, the corresponding L1's are same or different, and
• when n is 2, the corresponding L2's are same or different,
• D is a moiety represented by the following Structural Formula 2,
• A1 and A2, which are same or different, are moieties each represented by the following Structural Formula 3:
• in Structural Formula 2,
• W is NR1 or CR2R3,
• Q1 to Q4 rings, which are same or different, are each independently any one selected from a substituted or unsubstituted aromatic hydrocarbon ring of 6 to 50 carbon atoms and a substituted or unsubstituted heteroaromatic ring of 2 to 50 carbon atoms,
• n and o, which are same or different, are each independently an integer of 0 to 2,
• wherein when n is 2, the corresponding Q1 rings are same or different, and
• when o is 2, the corresponding Q4 rings are same or different,
• R1 is any one selected from a hydrogen atom, a deuterium atom, a tritium atom, a substituted or unsubstituted alkyl of 1 to 30 carbon atoms, a substituted or unsubstituted halogenated alkyl of 1 to 30 carbon atoms, a substituted or unsubstituted aryl of 6 to 50 carbon atoms, a substituted or unsubstituted cycloalkyl of 3 to 30 carbon atoms, a substituted or unsubstituted aromatic hydrocarbon ring-fused cycloalkyl of 7 to 30 carbon atoms, a substituted or unsubstituted aliphatic hydrocarbon ring-fused aryl of 8 to 30 carbon atoms, and a substituted or unsubstituted heteroaryl of 2 to 50 carbon atoms,
• R2 and R3, which are same or different, are each independently any one selected from a hydrogen atom, a deuterium atom, a tritium atom, a substituted or unsubstituted alkyl of 1 to 30 carbon atoms, a substituted or unsubstituted halogenated alkyl of 1 to 30 carbon atoms, a substituted or unsubstituted aryl of 6 to 50 carbon atoms, a substituted or unsubstituted cycloalkyl of 3 to 30 carbon atoms, a substituted or unsubstituted heteroaryl of 2 to 50 carbon atoms, a substituted or unsubstituted aromatic hydrocarbon ring-fused cycloalkyl of 7 to 30 carbon atoms, and a substituted or unsubstituted aliphatic hydrocarbon ring-fused aryl of 8 to 30 carbon atoms and can be connected to each other to form a ring,
• in Structural Formula 3,
• X is S or O,
• Y is any one selected from CH, CD, and N,
• Z is O or malononitrile (═C(CN)2),
• Ra to Rd, which are same or different, are each independently any one selected from a hydrogen atom, a deuterium atom, a tritium atom, a substituted or unsubstituted alkyl of 1 to 30 carbon atoms, a substituted or unsubstituted halogenated alkyl of 1 to 30 carbon atoms, a substituted or unsubstituted aryl of 6 to 50 carbon atoms, a substituted or unsubstituted cycloalkyl of 3 to 30 carbon atoms, a substituted or unsubstituted heteroaryl of 2 to 50 carbon atoms, a substituted or unsubstituted aromatic hydrocarbon ring-fused cycloalkyl of 7 to 30 carbon atoms, a substituted or unsubstituted aliphatic hydrocarbon ring-fused aryl of 8 to 30 carbon atoms, a substituted or unsubstituted aliphatic hydrocarbon ring-fused heteroaryl of 5 to 30 carbon atoms, a substituted or unsubstituted amine of 0 to 40 carbon atoms, a substituted or unsubstituted silyl of 0 to 40 carbon atoms, a nitro, a cyano, and a halogen,
• in Structural Formulas 2 and 3, “*” means a bonding site to which the linker L1 or L2 in Chemical Formula 1 is bonded,
• wherein the term “substituted” in the expression “a substituted or unsubstituted” used for the compounds of Chemical Formula 1 and Structural Formulas 2 and 3 means having at least one substituent selected from the group consisting of a deuterium atom, a tritium atom, a cyano, a halogen, a hydroxy, a nitro, an alkyl of 1 to 30 carbon atoms, a halogenated alkyl of 1 to 30 carbon atoms, an alkenyl of 2 to 24 carbon atoms, an alkynyl of 2 to 24 carbon atoms, a cycloalkyl of 3 to 24 carbon atoms, a heteroalkyl of 1 to 24 carbon atoms, an aryl of 6 to 24 carbon atoms, an arylalkyl of 7 to 24 carbon atoms, an alkylaryl of 7 to 24 carbon atoms, a heteroaryl of 2 to 24 carbon atoms, a heteroarylalkyl of 3 to 24 carbon atoms, an alkylheteroaryl of 3 to 24 carbon atoms, an alkoxy of 1 to 24 carbon atoms, an aromatic hydrocarbon ring-fused cycloalkyl of 7 to 30 carbon atoms, an aromatic heterocyclic ring-fused cycloalkyl of 5 to 30 carbon atoms, an aromatic hydrocarbon ring-fused heterocyclic alkyl of 6 to 30 carbon atoms, an aliphatic hydrocarbon ring-fused aryl of 7 to 30 carbon atoms, an aliphatic hydrocarbon ring-fused heteroaryl of 5 to 30 carbon atoms, an aliphatic heterocyclic ring-fused aryl of 6 to 30 carbon atoms, an aliphatic heterocyclic ring-fused heteroaryl of 5 to 30 carbon atoms, an amine of 1 to 30 carbon atoms, a silyl of 1 to 30 carbon atoms, a germanium of 1 to 30 carbon atoms, an aryloxy of 6 to 24 carbon atoms, and an arylthio of 6 to 24 carbon atoms, with at least one hydrogen atom on the substituent being substitutable with a deuterium or tritium atom.