Compound, compound fabrication method, and graphene nanoribbon fabrication method
AssigneeFujitsu Limited
InventorMANABU OHTOMO
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Abstract
A compound represented by the following general formula (1) is used as a precursor of a graphene nanoribbon: where X's are independent of each other and are leaving groups, R's are independent of one another and are hydrogen atoms, fluorine atoms, chlorine atoms, or 1-12C straight-chain, branched-chain, or cyclic alkyl groups, and each of p, q, r, and s is an integer in the range of 0 to 5.
Claims5
A compound represented by the following general formula (1):
- wherein X's are independent of each other and are leaving groups, R's are independent of one another and are hydrogen atoms, fluorine atoms, chlorine atoms, or 1-12C straight-chain, branched-chain, or cyclic alkyl groups, and each of p, q, r, and s is an integer in the range of 0 to 5.
A compound fabrication method comprising:
- performing coupling between a first compound represented by the following general formula (2) and a second compound represented by the following general formula (3), converting an amino group to a leaving group, and synthesizing a third compound;
- and
- performing coupling between the third compound and a fourth compound represented by the following general formula (4), converting a nitro group to a leaving group, and synthesizing a fifth compound represented by the following general formula (5),
- wherein:
- in the general formula (2),
- X's are independent of each other and are leaving groups;
- in the general formula (3),
- R's are independent of one another and are hydrogen atoms, fluorine atoms, chlorine atoms, or 1-12C straight-chain, branched-chain, or cyclic alkyl groups, Z is a boronyl group, a bromine atom, or an iodine atom, and each of t and u is an integer
- in the range of 0 to 5;
- in the general formula (4),
- X is a leaving group and Z is a boronyl group, a bromine atom, or an iodine atom;
- and
- in the general formula (5),
- X's are independent of each other and are leaving groups, R's are independent of one another and are hydrogen atoms, fluorine atoms, chlorine atoms, or 1-12C straight-chain, branched-chain, or cyclic alkyl groups, and each of p, q, r, and s is an integer in the range of 0 to 5.
A graphene nanoribbon fabrication method comprising synthesizing a graphene nanoribbon represented by the following general formula (7) by polymerization of a plurality of compounds represented by the following general formula (6) and aromatic cyclization,
- wherein:
- in the general formula (6),
- X's are independent of each other and are leaving groups, R's are independent of one another and are hydrogen atoms, fluorine atoms, chlorine atoms, or 1-12C straight-chain, branched-chain, or cyclic alkyl groups, and each of p, q, r, and s is an integer in the range of 0 to 5;
- and
- in the general formula (7),
- R's are independent of one another and are hydrogen atoms, fluorine atoms, chlorine atoms, or 1-12C straight-chain, branched-chain, or cyclic alkyl groups and each of p, q, r, and s is an integer in the range of 0 to 5.
Dependencies are inferred from the claim text.