Synthesis of (α,α-Difluoroallyl)phosphonates from Alkenyl Halides or Acetylenes
Yokomatsu, Tsutomu, Suemune, Kenji, Murano, Tetsuo, Shibuya, Shiroshi
Published in Journal of organic chemistry (04.10.1996)
Published in Journal of organic chemistry (04.10.1996)
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Journal Article
Synthesis and biological evaluation of 1,1-difluoro-2-(tetrahydro-3-furanyl)ethylphosphonic acids possessing a N9-purinylmethyl functional group at the ring. A new class of inhibitors for purine nucleoside phosphorylases
Yokomatsu, Tsutomu, Hayakawa, Yoshinobu, Suemune, Kenji, Kihara, Taro, Soeda, Shinji, Shimeno, Hiroshi, Shibuya, Shiroshi
Published in Bioorganic & medicinal chemistry letters (04.10.1999)
Published in Bioorganic & medicinal chemistry letters (04.10.1999)
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Journal Article
Synthesis of (2′S,3′S)-9-(4′-phosphono-4′,4′-difluoro-2′,3′-methanobutyl)guanine and its enantiomer. Evaluation of the inhibitory activity for purine nucleoside phosphorylase
Yokomatsu, Tsutomu, Sato, Mutsumi, Abe, Hiroshi, Suemune, Kenji, Matsumoto, Keita, Kihara, Taro, Soeda, Shinji, Shimeno, Hiroshi, Shibuya, Shiroshi
Published in Tetrahedron (18.08.1997)
Published in Tetrahedron (18.08.1997)
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Journal Article
Facile synthesis of aryl(difluoromethyl)phosphonates through CuBr-mediated cross coupling reactions of [(diethoxyphosphinyl)difluoromethyl]zinc bromide with aryl iodides
Yokomatsu, Tsutomu, Murano, Tetsuo, Suemune, Kenji, Shibuya, Shiroshi
Published in Tetrahedron (20.01.1997)
Published in Tetrahedron (20.01.1997)
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Journal Article
Enantioselective synthesis of threo-α,β-dihydroxyphosphonates by asymmetric dihydroxylation of 1( E)-alkenylphosphonates with AD- mix reagents
Yokomatsu, Tsutomu, Yamagishi, Takehiro, Suemune, Kenji, Yoshida, Yoshinori, Shibuya, Shiroshi
Published in Tetrahedron (29.01.1998)
Published in Tetrahedron (29.01.1998)
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AMORPHOUS SUBSTANCE OF TRICYCLIC TRIAZOLOBENZAZEPINE DERIVATIVE
UDAGAWA, CHIKAKO, SUEMUNE, KENJI, ISHIWATA, MAYUMI, ISHIZAWA, TAKAYUKI, ISHIKURA, TOYOAKI
Year of Publication 10.07.2003
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Year of Publication 10.07.2003
Patent
Stereoselective Reduction of Cyclopropylalkaones Possessing a Difluoromethylenephosphonate Group at the Ring: Application to Stereoselective Synthesis of Novel Cyclopropane Nucleotide Analogues
Yokomatsu, Tsutomu, Yamagishi, Takehiro, Suemune, Kenji, Abe, Hiroshi, Kihara, Taro, Soeda, Shinji, Shimeno, Hiroshi, Shibuya, Shiroshi
Published in Tetrahedron (08.09.2000)
Published in Tetrahedron (08.09.2000)
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Asymmetric dihydroxylation of 1-acyloxy-2( E)-alkenylphosphonates with AD- mix reagents. Effects of 1-acyloxy functional groups on the asymmetric dihydroxylation
Yokomatsu, Tsutomu, Yamagishi, Takehiro, Sada, Tomoyuki, Suemune, Kenji, Shibuya, Shiroshi
Published in Tetrahedron (29.01.1998)
Published in Tetrahedron (29.01.1998)
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Journal Article
Synthesis of 1,1-difluoro-5-(1 H-9-purinyl)-2-pentenylphosphonic acids and the related methano analogues. Remarkable effect of the nucleobases and the cyclopropane rings on inhibitory activity toward purine nucleoside phosphorylase
Yokomatsu, Tsutomu, Abe, Hiroshi, Sato, Mutsumi, Suemune, Kenji, Kihara, Taro, Soeda, Shinji, Shimeno, Hiroshi, Shibuya, Shiroshi
Published in Bioorganic & medicinal chemistry (01.12.1998)
Published in Bioorganic & medicinal chemistry (01.12.1998)
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Enantioselective synthesis of threo- α, β-dihydroxyphosphonates by asymmetric dihydroxylation of vinylphosphonates. An application to the stereocontrolled synthesis of (4 S,5 S)-4-diethylphosphono-5-hydroxymethyl-2,2-dimethyl-1,3-dioxolane
Yokomatsu, Tsutomu, Yoshida, Yoshinori, Suemune, Kenji, Yamagishi, Takehiro, Shibuya, Shiroshi
Published in Tetrahedron: asymmetry (01.02.1995)
Published in Tetrahedron: asymmetry (01.02.1995)
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Journal Article
AMORPHE SUBSTANZ EINES TRICYCLISCHEN TRIAZOLOBENZAZEPINDERIVATS
UDAGAWA, CHIKAKO, SUEMUNE, KENJI, ISHIWATA, MAYUMI, ISHIZAWA, TAKAYUKI, ISHIKURA, TOYOAKI
Year of Publication 15.06.2010
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Year of Publication 15.06.2010
Patent
AMORPHOUS SUBSTANCE OF TRICYCLIC TRIAZOLOBENZAZEPINE DERIVATIVE
UDAGAWA, CHIKAKO, SUEMUNE, KENJI, ISHIWATA, MAYUMI, ISHIZAWA, TAKAYUKI, ISHIKURA, TOYOAKI
Year of Publication 02.06.2010
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Year of Publication 02.06.2010
Patent
AMORPHOUS SUBSTANCE OF TRICYCLIC TRIAZOLOBENZAZEPINE DERIVATIVE
UDAGAWA, CHIKAKO, SUEMUNE, KENJI, ISHIWATA, MAYUMI, ISHIZAWA, TAKAYUKI, ISHIKURA, TOYOAKI
Year of Publication 26.01.2010
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Year of Publication 26.01.2010
Patent