Motoo Shiro
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Explore the profile of Motoo Shiro including associated specialties, affiliations and a list of published articles.
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206
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1171
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Recent Articles
1.
Uno H, Kawai K, Araki T, Shiro M, Shibata N
Angew Chem Int Ed Engl
. 2022 Mar;
61(24):e202117635.
PMID: 35344247
gem-Difluoromethylene moieties are attractive in medicinal chemistry due to their ability to mimic other more ubiquitous functional groups. Thus, effective asymmetric methods for their construction are highly desirable, especially for...
2.
Miyamoto K, Saito M, Tsuji S, Takagi T, Shiro M, Uchiyama M, et al.
J Am Chem Soc
. 2021 Jun;
143(25):9327-9331.
PMID: 34125513
We present the first synthesis of air/moisture-stable λ-bromanes ( and ) by using a cyclic 1,2-benzbromoxol-3-one (BBX) strategy. X-ray crystallography and NMR and IR spectroscopy of -triflylimino-λ-bromane () revealed that...
3.
Uno H, Matsuzaki K, Shiro M, Shibata N
Molecules
. 2020 Oct;
25(19).
PMID: 33022984
The first example of a chiral halogen-bond donor with a sp-hybridized carbon-iodine moiety in a fluorobissulfonyl scaffold is described. The binaphthyl backbone was designed as a chiral source and the...
4.
Uno H, Punna N, Tokunaga E, Shiro M, Shibata N
Angew Chem Int Ed Engl
. 2020 Feb;
59(21):8187-8194.
PMID: 32003516
The two enantiomers of trifluoromethyl-benzo[c][1,5]oxazonines, (R)-4 and (S)-4, can be selectively accessed with high enantiopurity by the Pd-catalyzed ring-expansion reaction of trifluoromethyl-benzo[d][1,3]oxazinones (1) with vinyl ethylene carbonates (3) using one...
5.
Mori S, Wang J, Tokunaga E, Shiro M, Matsumoto T, Tsuzuki S, et al.
Chempluschem
. 2020 Jan;
83(3):93.
PMID: 31957340
Invited for this month's cover is the group of Prof. Norio Shibata based at the Nagoya Institute of Technology, Japan. The cover picture shows the crystal structures of trifluoroethoxy-substituted subphthalocyanines...
6.
Mori S, Wang J, Tokunaga E, Shiro M, Matsumoto T, Tsuzuki S, et al.
Chempluschem
. 2020 Jan;
83(3):95-98.
PMID: 31957336
X-ray crystallographic analyses of a series of trifluoroethoxy-substituted subphthalocyanines disclosed that a molecule of toluene is clasped at the center of the molecular concave cavity. Twelve trifluoroethoxy substituents, which flexibly...
7.
Kondo H, Maeno M, Sasaki K, Guo M, Hashimoto M, Shiro M, et al.
Org Lett
. 2018 Nov;
20(22):7044-7048.
PMID: 30407832
The synthesis of chiral, nonracemic difluoromethylthio (SCFH) compounds that contain a tetrasubstituted stereogenic center is reported. Racemic α-SCFH-β-ketoallylesters 5 were initially prepared by an electrophilic difluoromethylthiolation of β-ketoallylesters 6, followed...
8.
Maeno M, Tokunaga E, Yamamoto T, Suzuki T, Ogino Y, Ito E, et al.
Chem Sci
. 2018 Mar;
6(2):1043-1048.
PMID: 29560192
We report on the self-disproportionation of enantiomers (SDE) of non-racemic thalidomide () and 3'-fluorothalidomide () under the conditions of gravity-driven achiral silica-gel chromatography. The presence of a fluorine atom on...
9.
Taniguchi T, Sugiyama H, Uekusa H, Shiro M, Asahi T, Koshima H
Nat Commun
. 2018 Feb;
9(1):538.
PMID: 29416019
The mechanical motion of materials has been increasingly explored in terms of bending and expansion/contraction. However, the locomotion of materials has been limited. Here, we report walking and rolling locomotion...
10.
Ube H, Yamada R, Ishida J, Sato H, Shiro M, Shionoya M
J Am Chem Soc
. 2017 Oct;
139(46):16470-16473.
PMID: 29061040
Herein we report the synthesis of a circularly arranged sextuple triptycene gear molecule, hexakis(10-dodecyloxy-9-triptycyl)ethynylbenzene, via the trimerization of the corresponding triyne with a cobalt catalyst. The six triptycene gears are...