Search Results - "Saito, Bunnai"

Synthesis of an Optically Active Al(salalen) Complex and Its Application to Catalytic Hydrophosphonylation of Aldehydes and Aldimines by Saito, Bunnai, Egami, Hiromichi, Katsuki, Tsutomu

“…Optically active aluminum(salalen) complex 2 was newly synthesized in a modular synthetic manner, and it was found to serve as an efficient catalyst for…”
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Synthesis of an Optically Active C1-Symmetric Al(salalen) Complex and Its Application to the Catalytic Hydrophosphonylation of Aldehydes by Saito, Bunnai, Katsuki, Tsutomu

“…Quite universally: The chiral trigonal‐bipyramidal Al(salalen) complex 1 was synthesized and found to be an efficient catalyst for enantioselective…”
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Highly Enantioselective Hydrophosphonylation of Aldehydes: Base-Enhanced Aluminum-salalen Catalysis by Suyama, Keitaro, Sakai, Yoshifumi, Matsumoto, Kazuhiro, Saito, Bunnai, Katsuki, Tsutomu

“…The dimethyl phosphonate hydrophosphonylation of conjugated‐ and non‐conjugated aldehydes into their corresponding α‐hydroxy phosphonates was achieved using…”
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Ring-opening fluorination of bicyclic azaarenes by Komatsuda, Masaaki, Suto, Ayane, Kondo, Jr, Hiroki, Takada, Hiroyuki, Kato, Kenta, Saito, Bunnai, Yamaguchi, Junichiro

“…We have discovered a ring-opening fluorination of bicyclic azaarenes. Upon treatment of bicyclic azaarenes such as pyrazolo[1,5- ]pyridines with electrophilic…”
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Discovery of Novel Allosteric Inhibitors of Deoxyhypusine Synthase by Tanaka, Yuta, Kurasawa, Osamu, Yokota, Akihiro, Klein, Michael G, Ono, Koji, Saito, Bunnai, Matsumoto, Shigemitsu, Okaniwa, Masanori, Ambrus-Aikelin, Geza, Morishita, Daisuke, Kitazawa, Satoshi, Uchiyama, Noriko, Ogawa, Kazumasa, Kimura, Hiromichi, Imamura, Shinichi

“…Deoxyhypusine synthase (DHPS) utilizes spermidine and NAD as cofactors to incorporate a hypusine modification into the eukaryotic translation initiation factor…”
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CDK8/19 inhibition plays an important role in pancreatic β-cell induction from human iPSCs by Sakuma, Kensuke, Tsubooka-Yamazoe, Noriko, Hashimoto, Kiyohiro, Sakai, Nozomu, Asano, Shinya, Watanabe-Matsumoto, Saori, Watanabe, Takeshi, Saito, Bunnai, Matsumoto, Hirokazu, Ueno, Hikaru, Ito, Ryo, Toyoda, Taro

“…Transplantation of differentiated cells from human-induced pluripotent stem cells (hiPSCs) holds great promise for clinical treatments. Eliminating the risk…”
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Design and Synthesis of Potent Inhibitor of Apoptosis (IAP) Proteins Antagonists Bearing an Octahydropyrrolo[1,2‑a]pyrazine Scaffold as a Novel Proline Mimetic by Hashimoto, Kentaro, Saito, Bunnai, Miyamoto, Naoki, Oguro, Yuya, Tomita, Daisuke, Shiokawa, Zenyu, Asano, Moriteru, Kakei, Hiroyuki, Taya, Naohiro, Kawasaki, Masanori, Sumi, Hiroyuki, Yabuki, Masato, Iwai, Kenichi, Yoshida, Sei, Yoshimatsu, Mie, Aoyama, Kazunobu, Kosugi, Yohei, Kojima, Takashi, Morishita, Nao, Dougan, Douglas R, Snell, Gyorgy P, Imamura, Shinichi, Ishikawa, Tomoyasu

“…To develop novel inhibitor of apoptosis (IAP) proteins antagonists, we designed a bicyclic octahydropyrrolo[1,2-a]pyrazine scaffold as a novel proline…”
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Screening and Characterization of Hydrate Forms of T-3256336, a Novel Inhibitor of Apoptosis (IAP) Protein Antagonist by Takeuchi, Shoko, Kojima, Takashi, Hashimoto, Kentaro, Saito, Bunnai, Sumi, Hiroyuki, Ishikawa, Tomoyasu, Ikeda, Yukihiro

“…Different crystal packing of hydrates from anhydrate crystals leads to different physical properties, such as solubility and stability. Investigation of the…”
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Aluminum Oxidation Catalysis under Aqueous Conditions: Highly Enantioselective Sulfur Oxidation Catalyzed by Al(salalen) Complexes by Matsumoto, Kazuhiro, Yamaguchi, Tetsufumi, Fujisaki, Junichi, Saito, Bunnai, Katsuki, Tsutomu

“…Asymmetric oxidation catalysis with an aluminum‐based complex was achieved by a combination of newly synthesized chiral aluminum(salalen) complexes…”
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Mechanistic consideration of Ti(salen)-catalyzed asymmetric sulfoxidation by Saito, Bunnai, Katsuki, Tsutomu

“…Asymmetric sulfoxidation using di-μ-oxo Ti(salen) complex 2 as the catalyst was revealed to proceed through C 2-symmetric Ti(salen) complex 6 and peroxo…”
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Design, stereoselective synthesis, and biological evaluation of novel tri-cyclic compounds as inhibitor of apoptosis proteins (IAP) antagonists by Asano, Moriteru, Hashimoto, Kentaro, Saito, Bunnai, Shiokawa, Zenyu, Sumi, Hiroyuki, Yabuki, Masato, Yoshimatsu, Mie, Aoyama, Kazunobu, Hamada, Teruki, Morishita, Nao, Dougan, Douglas R., Mol, Clifford D., Yoshida, Sei, Ishikawa, Tomoyasu

“…We recently reported the discovery of octahydropyrrolo[1,2-a]pyrazine A as a lead compound for an inhibitor of apoptosis proteins (IAP) antagonist. To develop…”
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Highly enantioselective oxidation of cyclic dithioacetals by using a Ti(salen) and urea·hydrogen peroxide system by Tanaka, Tomoaki, Saito, Bunnai, Katsuki, Tsutomu

“…Asymmetric oxidation of 2-substituted 1,3-dithianes using a Ti(salen) and urea·hydrogen peroxide system in methanol was found to proceed with high…”
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Screening and Characterization of Hydrate Forms of T-3256336, a Novel Inhibitor of Apoptosis (IAP) Protein Antagonist by Shoko Takeuchia, Takashi Kojimaa, Kentaro Hashimotob, Bunnai Saitob, Hiroyuki Sumib, Tomoyasu Ishikawab, Yukihiro Ikedaa

“…Different crystal packing of hydrates from anhydrate crystals leads to different physical properties, such as solubility and stability. Investigation of the…”
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Enantioselective Alkyl−Alkyl Suzuki Cross-Couplings of Unactivated Homobenzylic Halides by Saito, Bunnai, Fu, Gregory C

“…The first effective method for asymmetric cross-couplings of unactivated alkyl electrophiles has been developed, specifically, a nickel-based catalyst for…”
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Asymmetric oxidation of racemic 2-substituted 1,3-oxathianes by Saito, Bunnai, Katsuki, Tsutomu

“…Racemic 2‐substituted 1,3‐oxathianes were oxidized with good to high enantiomer‐differentiation by using urea hydrogen peroxide addition compound as oxidant in…”
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Ru(salen)-catalyzed asymmetric sulfimidation and subsequent [2,3]sigmatropic rearrangement by Murakami, Masakazu, Uchida, Tatsuya, Saito, Bunnai, Katsuki, Tsutomu

“…(OC)Ru(salen) 1 was found to catalyze sulfimidation of alkyl aryl sulfides in the presence of arylsulfonyl azide with high enantioselectivity, up to 99% ee…”
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Alkyl−Alkyl Suzuki Cross-Couplings of Unactivated Secondary Alkyl Halides at Room Temperature by Saito, Bunnai, Fu, Gregory C

“…A commercially available 1,2-diamine serves as an effective ligand for metal-catalyzed cross-couplings of unactivated alkyl electrophiles at room temperature…”
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Highly Enantioselective Hydrophosphonylation of Aldehydes: Base-Enhanced Aluminum-salalen Catalysis by Suyama, Keitaro, Sakai, Yoshifumi, Matsumoto, Kazuhiro, Saito, Bunnai, Katsuki, Tsutomu

“…Mit Dimethylphosphonat ließen sich zahlreiche konjugierte und nichtkonjugierte Aldehyde in Gegenwart des chiralen Aluminium‐Salalen‐Komplexes 1 zu…”
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Synthesis of an Optically Active C1-Symmetric Al(salalen) Complex and Its Application to the Catalytic Hydrophosphonylation of Aldehydes by Saito, Bunnai, Katsuki, Tsutomu

“…Beachtlich universell: Der chirale trigonal‐bipyramidale Al(salalen)‐Komplex 1 wurde synthetisiert und als Katalysator in der enantioselektiven…”
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Synthesis of an Optically Active C 1 ‐Symmetric Al(salalen) Complex and Its Application to the Catalytic Hydrophosphonylation of Aldehydes by Saito, Bunnai, Katsuki, Tsutomu

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