Zobrazeno 1 - 10
of 168
pro vyhledávání: '"Chitoshi, Kitamura"'
Autor:
Kaho Harada, Chika Hasegawa, Taisuke Matsumoto, Hiroki Sugishita, Chitoshi Kitamura, Shuhei Higashibayashi, Masashi Hasegawa, Shuichi Suzuki, Shin-ichiro Kato
Publikováno v:
Chemical Communications. 59:1301-1304
The title compound has a sufficiently persistent radical cationic state and enough chiral stability for optical resolution.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::348ca1dda5e96d04ebe9275feee1cd71
https://doi.org/10.1039/d2cc06144a
https://doi.org/10.1039/d2cc06144a
Autor:
Hidemi Nakagawa, Chitoshi Kitamura
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 73, Iss 12, Pp 1845-1849 (2017)
1-Hydroxy-4-propyloxy-9,10-anthraquinone, C17H14O4, (I), and its acetyl derivative, 4-acetyloxy-4-propyloxy-9,10-anthraquinone, C19H16O5, (II), were synthesized from the commercially available dye quinizarin. In both compounds, the anthraquinone fram
Externí odkaz:
https://doaj.org/article/d6a3764ec1fe4b34a87ed3f75078740b
Autor:
Naoki Tabata, Takumi Uchino, Chitoshi Kitamura, Kazunari Yoshizawa, Yoshihito Shiota, Shin-ichiro Kato
Publikováno v:
Chemical Science.
Kinetically stable open-shell singlet diradicaloids regioselectively react with radical species generated from azo-based radical initiators as well as HSn(n-Bu)3.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8e521b258b1c2e178e07a6880a89a9ad
https://doi.org/10.1039/d3sc00381g
https://doi.org/10.1039/d3sc00381g
Publikováno v:
Bulletin of the Chemical Society of Japan. 94:2216-2220
Highly strained cyclic xanthene dimers, which serve as models for reduced graphene oxide (RGO), were synthesized by Ni(0) mediated homo-coupling reactions. The dimers are obtained as highly stable ...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ac88d197ced504bedcf04d704336ee9c
https://doi.org/10.1246/bcsj.20210186
https://doi.org/10.1246/bcsj.20210186
Publikováno v:
IUCrData, Vol 1, Iss 6, p x160906 (2016)
In the title compound, C14H6N2O8, the anthraquinone unit is essentially planar [maximum deviation = 0.0645 (10) Å], and there are two intramolecular O–H...O hydrogen bonds forming S(6) motifs. The planes of the two nitro substituents make dihedral
Externí odkaz:
https://doaj.org/article/c5af4334964f41c193492dae766a8fe7
Publikováno v:
IUCrData, Vol 1, Iss 5, p x160753 (2016)
In the molecule of the title compound, C17H13BrO4, the anthraquinone ring system is slightly bent, with a dihedral angle of 169.99 (7)° between the planes of the two benzene rings. The side chain (O—C—C—C—Br) has a gauche–gauche conformati
Externí odkaz:
https://doaj.org/article/1440eea3d7d34c1d8dca3def9ca76685
Publikováno v:
IUCrData, Vol 1, Iss 3, p x160473 (2016)
In the molecule of the title compound, C50H49NO2, the acenaphtho[1,2-j]fluoranthene-4,5-dicarboximide framework has an approximately planar structure [maximum deviation = 0.124 (3) Å] and subtends a dihedral angle of 62.94 (8)° with the pendant phe
Externí odkaz:
https://doaj.org/article/28e6f2ccf8b94926931b626303c30d37
Publikováno v:
ChemPhotoChem. 6
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3ffc9aa42105560a74f01c4c70be8835
https://doi.org/10.1002/cptc.202200013
https://doi.org/10.1002/cptc.202200013
Autor:
Yukako Naito, Ryo Moriguchi, Chitoshi Kitamura, Taisuke Matsumoto, Toshitada Yoshihara, Tsutomu Ishi‐i, Yuka Nagata, Hiroki Takeshita, Kazunari Yoshizawa, Yoshihito Shiota, Kazumasa Suzuki, Shin‐ichiro Kato
Publikováno v:
Chemistry, an Asian journal. 17(4)
During the self-assembly of π-conjugated molecules, linkers and substituents can potentially add supportive noncovalent intermolecular interactions to π-stacking interactions. Here, we report the self-assembly behavior of thienopyrrole-fused thiadi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ee0ad28b5563fdeb7d953db4ff80ef22
https://pubmed.ncbi.nlm.nih.gov/34939334
https://pubmed.ncbi.nlm.nih.gov/34939334
Autor:
Chitoshi Kitamura, Sining Li, Munenori Takehara, Yoshinori Inoue, Katsuhiko Ono, Takeshi Kawase
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 7, Pp o504-o505 (2015)
The asymmetric unit of the title compound, C18H16O4, contains two crystallographically independent molecules. The anthraquinone ring systems are slightly bent with dihedral angles of 2.33 (8) and 13.31 (9)° between the two terminal benzene rings. In
Externí odkaz:
https://doaj.org/article/c42ee5363d6b4b1282fe8113482d5096