Search Results - "KIYOKAWA, Kensuke"

Synthesis and Structure of Hypervalent Iodine(III) Reagents Containing Phthalimidate and Application to Oxidative Amination Reactions by Kiyokawa, Kensuke, Kosaka, Tomoki, Kojima, Takumi, Minakata, Satoshi

“…A new class of hypervalent iodine reagents containing phthalimidate was synthesized, and structurally characterized by X‐ray analysis. The benziodoxole‐based…”
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Intramolecular C−H Amination of N‐Alkylsulfamides by tert‐Butyl Hypoiodite or N‐Iodosuccinimide by Kiyokawa, Kensuke, Jou, Keisuke, Minakata, Satoshi

“…1,3‐Diamines are an important class of compounds that are broadly found in natural products and are also widely used as building blocks in organic synthesis…”
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Enantioselective Electrophilic Cyanation of Boron Enolates: Scope and Mechanistic Studies by Nagata, Takaya, Tamaki, Atsuko, Kiyokawa, Kensuke, Tsutsumi, Ryosuke, Yamanaka, Masahiro, Minakata, Satoshi

“…Chiral β‐ketonitriles bearing a stereogenic carbon center at the α‐position are an important class of compounds, many of which serve as useful synthetic…”
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Hypervalent iodine(III)-mediated decarboxylative acetoxylation at tertiary and benzylic carbon centers by Kiyokawa, Kensuke, Okumatsu, Daichi, Minakata, Satoshi

“…The decarboxylative acetoxylation of carboxylic acids using a combination of PhI(OAc) and I in a CH Cl /AcOH mixed solvent is reported. The reaction was…”
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Vulvar Adenoid Cystic Carcinoma with Squamous Cell Carcinoma Component by Han, Aya, Kato, Seiya, Morinaga, Keigo, Izumi, Miki, Kiyokawa, Kensuke

“…Adenoid cystic carcinoma (ACC) is a major histological type of salivary gland cancer but an uncommon form of vulvar cancer. Salivary gland ACC occasionally…”
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Straightforward Synthesis of 1,2-Dicyanoalkanes from Nitroalkenes and Silyl Cyanide Mediated by Tetrabutylammonium Fluoride by Kiyokawa, Kensuke, Nagata, Takaya, Hayakawa, Junpei, Minakata, Satoshi

“…A straightforward synthesis of 1,2‐dicyanoalkanes by reacting nitroalkenes with trimethylsilyl cyanide in the presence of tetrabutylammonium fluoride is…”
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An Anatomical Dissection Method for Observation of Fibrous Facial Structures by Hashiguchi, Shin-ichiro, Hayakawa, Koji, Inoue, Eiko, Han, Aya, Iwanaga, Joe, Tabira, Yoko, Yamashita, Akihiro, Rikimaru, Hideaki, Kiyokawa, Kensuke, Watanabe, Koichi

“…In recent years, structures including the superficial musculoaponeurotic system and retaining ligaments that support the facial soft tissue have been…”
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Direct Synthesis of Alkynylstannanes: ZnBr2 Catalyst for the Reaction of Tributyltin Methoxide and Terminal Alkynes by Kiyokawa, Kensuke, Tachikake, Nodoka, Yasuda, Makoto, Baba, Akio

“…Metal hopping: Various alkynylstannanes were synthesized by the direct reaction of Bu3SnOMe with terminal alkynes at room temperature in the presence of a…”
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Advantage of extended craniofacial resection for advanced malignant tumors of the nasal cavity and paranasal sinuses: long-term outcome and surgical management by Sakata, Kiyohiko, Maeda, Akiteru, Rikimaru, Hideaki, Ono, Takeharu, Koga, Noriyuki, Takeshige, Nobuyuki, Tokutomi, Takashi, Umeno, Hirohito, Kiyokawa, Kensuke, Morioka, Motohiro

“…Highlights • Long-term surgical outcome over 5 years for advanced sinonasal cancer was clarified. • Extended craniofacial resection we presented made en-bloc…”
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Experimental study on maintaining the curvature of transplanted cartilage: Influence of the number of cartilage struts by Sakamoto, Aritaka, Rikimaru, Hideaki, Rikimaru-Nishi, Yukiko, Watanabe, Koichi, Hashiguchi, Shinichiro, Kanazawa, Tomonosin, Nakamura, Kei-ichiro, Kiyokawa, Kensuke

“…When auriculoplasty is performed for microtia, wire often becomes exposed during the long postoperative period. We have investigated other materials for fixing…”
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The Efficacy of Continuous Negative Pressure and Irrigation Treatment Inside the Wound by a Closed System in Reconstruction of All Layers of the Cranium Accompanying Infection and Cerebrospinal Fluid Leakage by Oyama, Mai, Rikimaru, Hideaki, Migita, Hisashi, Sakata, Kensuke, Kiyokawa, Kensuke

“…There have been many reports to date with respect to treatments on reconstruction of the cranium without accompanying infections following trauma and tumor…”
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New Continuous Negative-Pressure and Irrigation Treatment for Infected Wounds and Intractable Ulcers by Kiyokawa, Kensuke, Takahashi, Nagahiro, Rikimaru, Hideaki, Yamauchi, Toshihiko, Inoue, Yojiro

“…Continuous irrigation and the vacuum-assisted closure system are effective methods for the treatment of infected wounds and intractable ulcers. The objective…”
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Indication for management of oropharyngocutaneous fistulas after head and neck reconstruction using a “stick‐shaped platysma flap” technique by Matsuura‐Midorikawa, Mari, Rikimaru, Hideaki, Rikimaru‐Nishi, Yukiko, Migita, Hisashi, Tanaka, Hiroaki, Oyama, Mai, Kiyokawa, Kensuke

“…Key Clinical Message The main strength of the stick‐shaped platysma flap technique is it provides adequate tissue volume, while being comparatively simple to…”
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An investigation of the fixation materials for cartilage frames in microtia by Sakamoto, Aritaka, Kiyokawa, Kensuke, Rikimaru, Hideaki, Watanabe, Koichi, Nishi, Yukiko

“…Summary When performing auriculoplasty for microtia surgery, wires are typically used to fix the costal cartilage frames. However, cases in which such wires…”
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Treatment of a Large Pharyngeal Venous Malformation using Transoral Sclerotherapy by Kuhara, Asako, Tanaka, Norimitsu, Kugiyama, Tomoko, Koganemaru, Masamichi, Kiyokawa, Kensuke, Abe, Toshi

“…Management of venous malformation (VM) in the pharynx is challenging because of difficulties in needle access and the presence of nerves as well as other…”
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Surgical Management of Deep Brain Stimulator Infection without Electrode Removal: Report of Two Cases by Tanaka, Hiroaki, Rikimaru, Hideaki, Rikimaru-Nishi, Yukiko, Muraoka, Norihiro, Anegawa, Mina, Ueki, Shoya, Oishi, Ou, Kiyokawa, Kensuke

“…Stimulation of the subthalamic nucleus by implanted electrodes (deep brain stimulation [DBS]) is performed to suppress symptoms of Parkinson's disease…”
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Anatomical Research of the Three-dimensional Route of the Thoracodorsal Nerve, Artery, and Veins in Latissimus Dorsi Muscle by Takahashi, Nagahiro, Watanabe, Koichi, Koga, Noriyuki, Rikimaru, Hideaki, Kiyokawa, Kensuke, Saga, Tsuyoshi, Nakamura, Moriyoshi, Tabira, Yoko, Yamaki, Koh-ichi

“…BACKGROUND:The latissimus dorsi (LD) muscle flap has been widely used in facial reanimation surgery. However, there are no standards to what degree the muscle…”
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Effect of Functional Groups in Organic Chlorides on Radical Reduction with Hydrostannane under Microwave Irradiation by Nishimoto, Yoshihiro, Yazawa, Satoshi, Kiyokawa, Kensuke, Kajiki, Takahito, Tsukahara, Yasunori, Yamauchi, Tomohisa, Wada, Yuji, Baba, Akio, Yasuda, Makoto

“…The effect of functional groups on the activation of molecules by microwave irradiation in the reduction of organic chlorides by Bu3SnH was investigated. The…”
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Three-dimensional anatomical vascular distribution in the pectoralis major myocutaneous flap by Rikimaru, Hideaki, Kiyokawa, Kensuke, Inoue, Youjirou, Tai, Yoshiaki

“…In head and neck reconstruction, the pectoralis major myocutaneous flap, located adjacent to the area of reconstruction, is a very useful and easy-to-prepare…”
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Anatomical study of latissimus dorsi musculocutaneous flap vascular distribution by Watanabe, Koichi, Kiyokawa, Kensuke, Rikimaru, Hideaki, Koga, Noriyuki, Yamaki, Koh-ichi, Saga, Tsuyoshi

“…Summary Background The objective of the current study is to elucidate the three-dimensional vascular distribution as far as the peripheral areas of a…”
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