Shunji Ito
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Explore the profile of Shunji Ito including associated specialties, affiliations and a list of published articles.
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47
Citations
87
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Recent Articles
1.
Shoji T, Ito S
Chem Asian J
. 2025 Mar;
:e202500166.
PMID: 40066974
Azulene, a non-alternant aromatic hydrocarbon, has attracted significant attention due to its unique electronic properties, and potential applications in organic electronics and optoelectronics. This review highlights recent advances in the...
2.
Shoji T, Ando D, Iwabuchi M, Hamasaki A, Mori S, Okujima T, et al.
J Org Chem
. 2024 Nov;
89(22):16375-16389.
PMID: 39492619
2-Amino-4-arylazulene derivatives were prepared from 8-aryl-2-cyclohepta[]furan-2-ones, which were converted into 6-aryl-7-naphth[3,2,1-]azulen-7-ones through a several step process. The reaction of 8-aryl-2-cyclohepta[]furan-2-ones bearing an ester group at the 3-position with malononitrile in...
3.
Shoji T, Sasahara N, Hamasaki A, Mori S, Okujima T, Sekiguchi R, et al.
J Org Chem
. 2023 Oct;
PMID: 37906944
Pyrones and their aromatic ring-fused derivatives have gained significant attention due to their diverse biological activities and potential as foundational frameworks for advanced materials. In this paper, we describe a...
4.
Shoji T, Takeuchi M, Uda M, Ariga Y, Yamazaki A, Sekiguchi R, et al.
Molecules
. 2023 Aug;
28(15).
PMID: 37570755
Quinolone and quinoline derivatives are frequently found as substructures in pharmaceutically active compounds. In this paper, we describe a procedure for the synthesis of azuleno[2,1-]quinolones and quinolines from 2-arylaminoazulene derivatives,...
5.
Shoji T, Sakata N, Ariga Y, Yamazaki A, Katoh R, Okujima T, et al.
Chem Commun (Camb)
. 2023 Mar;
59(23):3447-3450.
PMID: 36857723
Dibenzofurans featuring a 2,2'-biazulene framework were prepared in good yields by Brønsted acid-promoted annulation of 2,3-di(1-azulenyl)benzofurans in 100% HPO. NMR, UV-Vis, and fluorescence spectroscopies were used to investigate the structural...
6.
Shoji T, Yamazaki A, Katoh R, Shimamura K, Sakai R, Yasunami M, et al.
J Org Chem
. 2022 Apr;
87(9):5827-5845.
PMID: 35420822
Starting with the reaction of 2-cyclohepta[]furan-2-ones with an enamine, which was prepared from 4--butylcyclohexanone and pyrrolidine, benz[]azulenes having both formyl and -butyl groups were obtained in the three-step sequence. Subsequently,...
7.
Shoji T, Ito S, Yasunami M
Int J Mol Sci
. 2021 Oct;
22(19).
PMID: 34639027
A variety of synthetic methods have been developed for azulene derivatives due to their potential applications in pharmaceuticals and organic materials. Particularly, 2-cyclohepta[]furan-2-one and its derivatives have been frequently used...
8.
Shoji T, Yamazaki A, Ariga Y, Uda M, Ando D, Sasahara N, et al.
Chempluschem
. 2021 May;
86(6):946-966.
PMID: 33973729
Azulene-substituted donor-acceptor polymethines, bi-, ter-, and quinqueazulenes composed of the 1,6'-biazulene unit have been successfully prepared from corresponding Zincke salts. The synthesis of polymethines through the reaction of Zincke salts...
9.
Shoji T, Okujima T, Ito S
Int J Mol Sci
. 2020 Sep;
21(19).
PMID: 32992955
Azulene derivatives with heterocyclic moieties in the molecule have been synthesized for applications in materials science by taking advantage of their unique properties. These derivatives have been prepared by various...
10.
Shoji T, Miura K, Ariga Y, Yamazaki A, Ito S, Yasunami M
Sci Rep
. 2020 Jul;
10(1):12477.
PMID: 32719442
Heptalene has a fused structure of two cycloheptatrienes which is one of the non-aromatic bicyclic molecules with a 12π-electronic structure. We report herein the synthesis of thiophene-fused heptalene derivatives from...