Discovery of ipragliflozin (ASP1941): a novel C-glucoside with benzothiophene structure as a potent and selective sodium glucose co-transporter 2 (SGLT2) inhibitor …
…, K Nakanishi, T Suzuki, K Ikegai, R Shiraki… - Bioorganic & medicinal …, 2012 - Elsevier
A series of C-glucosides with various heteroaromatics has been synthesized and its
inhibitory activity toward SGLTs was evaluated. Upon screening several compounds, the …
inhibitory activity toward SGLTs was evaluated. Upon screening several compounds, the …
Total synthesis of natural PI-091, a new platelet aggregation inhibitor of microbial origin
R Shiraki, A Sumino, K Tadano… - The Journal of Organic …, 1996 - ACS Publications
The total synthesis of a new platelet aggregation-inhibiting γ-lactam PI-091 (1) gave a 1:1
diastereomeric mixture at the γ-ketal carbon. The high-yielding aldol reaction of an …
diastereomeric mixture at the γ-ketal carbon. The high-yielding aldol reaction of an …
Nickel-catalyzed addition of C–C bonds of amides to strained alkenes: the 1, 2-carboaminocarbonylation reaction
Y Ito, S Nakatani, R Shiraki, T Kodama… - Journal of the American …, 2022 - ACS Publications
C (aryl)–C (═ O) bonds of aryl amides can be activated and added across alkenes with the
aid of a nickel catalyst. This 1, 2-carboaminocarbonylation reaction enables the …
aid of a nickel catalyst. This 1, 2-carboaminocarbonylation reaction enables the …
Total synthesis of PI-091
R Shiraki, A Sumino, K Tadano, S Ogawa - Tetrahedron letters, 1995 - Elsevier
Total synthesis of PI-091 (1), a novel platelet aggregation inhibitor, has been accomplished.
The known D-glucose-derived branched sugar 2 was converted efficiently to a 2,4-…
The known D-glucose-derived branched sugar 2 was converted efficiently to a 2,4-…
Total Syntheses of Natural Pseurotins A, F2, and Azaspirene
S Aoki, T Oi, K Shimizu, R Shiraki… - Bulletin of the …, 2004 - academic.oup.com
We describe the total syntheses of natural pseurotins A and F 2 , inhibitors of chitin synthase,
both of which possess an unusual 1-oxa-7-azaspiro[4.4]non-2-ene-4,6-dione ring system. …
both of which possess an unusual 1-oxa-7-azaspiro[4.4]non-2-ene-4,6-dione ring system. …
Development and validation of a fall risk assessment index for dialysis patients
…, H Yabe, Y Moriyama, T Mori, R Shiraki… - Clinical and …, 2018 - Springer
Background Dialysis patients often have low physical performance due to uremic sarcopenia,
protein energy wasting (PEW), and incidence intradialytic hypotension (IDH), which are …
protein energy wasting (PEW), and incidence intradialytic hypotension (IDH), which are …
Synthesis of Polyamides Bearing Directing Groups and Their Catalytic Depolymerization
We report a directing group (DG)-enabled strategy for polyamide depolymerization. Pyridine-based
DGs selectively interact with In(III) catalysts, activating amide bonds for catalytic …
DGs selectively interact with In(III) catalysts, activating amide bonds for catalytic …
Synthesis of 5-chloro-N-aryl-1H-indole-2-carboxamide derivatives as inhibitors of human liver glycogen phosphorylase a
K Onda, T Suzuki, R Shiraki, Y Yonetoku… - Bioorganic & medicinal …, 2008 - Elsevier
A series of 5-chloro-N-aryl-1H-indole-2-carboxamide derivatives were prepared and evaluated
as inhibitors of human liver glycogen phosphorylase a (hLGPa). One compound, 5-chloro…
as inhibitors of human liver glycogen phosphorylase a (hLGPa). One compound, 5-chloro…
Design, synthesis, and pharmacological evaluation of N-bicyclo-5-chloro-1H-indole-2-carboxamide derivatives as potent glycogen phosphorylase inhibitors
K Onda, R Shiraki, T Ogiyama, K Yokoyama… - Bioorganic & medicinal …, 2008 - Elsevier
As a result of the various N-bicyclo-5-chloro-1H-indole-2-carboxamide derivatives with a
hydroxy moiety synthesized in an effort to discover novel glycogen phosphorylase (GP) …
hydroxy moiety synthesized in an effort to discover novel glycogen phosphorylase (GP) …
Total Synthesis of (−)-Verrucarol1
…, R Nonaka, Y Terasawa, R Shiraki… - The Journal of …, 1998 - ACS Publications
We have achieved the total synthesis of (−)-verrucarol, a trichothecene sesquiterpenoid
obtained as a hydrolysis product of the naturally occurring verrucarin A. Our total synthesis …
obtained as a hydrolysis product of the naturally occurring verrucarin A. Our total synthesis …