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51

ChemInform Abstract: Total Synthesis of cis,cis-Ceratospongamide, a Bioactive Thiazole-Containing Cyclic Peptide from Marine Origin.

Fumiaki Yokokawa, Hirofumi Sameshima, Takayuki Shioiri

Journal:

Year:

2001

File:

PDF, 25 KB

2001

52

ChemInform Abstract: Total Synthesis of (-)-Hennoxazole A (I).

Fumiaki Yokokawa, Toshinobu Asano, Takayuki Shioiri

Journal:

Year:

2001

File:

PDF, 25 KB

2001

53

ChemInform Abstract: Synthetic Studies of Micropeptin T-20, a Novel 3-Amino-6-hydroxy-2-piperidone (Ahp)-Containing Cyclic Depsipeptide.

Fumiaki Yokokawa, Akiko Inaizumi, Takayuki Shioiri

Journal:

Year:

2001

File:

PDF, 28 KB

2001

54

ChemInform Abstract: Total Synthesis of Lyngbyabellin A, a Potent Cytotoxic Metabolite from the Marine Cyanobacterium Lyngbya majuscula.

Fumiaki Yokokawa, Hirofumi Sameshima, Takayuki Shioiri

Journal:

Year:

2002

File:

PDF, 26 KB

2002

55

ChemInform Abstract: A Facile Synthesis of 4(3H)-Pyrimidinones via [4 + 2] Cycloaddition Utilizing Trimethylsilylketene.

Shigeru Arai, Takuya Sakurai, Hitomi Asakura, Shin-ya Fuma, Takayuki Shioiri, Toyohiko Aoyama

Journal:

Year:

2002

File:

PDF, 28 KB

2002

56

ChemInform Abstract: Diastereoselective Darzens Reactions of α-Chloroesters, Amides and Nitriles with Aromatic Aldehydes under Phase-Transfer Catalyzed Conditions.

Shigeru Arai, Yukari Suzuki, Kazuyuki Tokumaru, Takayuki Shioiri

Journal:

Year:

2002

File:

PDF, 32 KB

2002

57

ChemInform Abstract: Catalytic Asymmetric Epoxidation of Enones under Phase Transfer Catalyzed Conditions.

Shigeru Arai, Hiroki Tsuge, Makoto Oku, Motoko Miura, Takayuki Shioiri

Journal:

Year:

2002

File:

PDF, 34 KB

2002

58

ChemInform Abstract: Asymmetric Darzens Reaction Utilizing Chloromethyl Phenyl Sulfone under Phase-Transfer Catalyzed Conditions.

Shigeru Arai, Takayuki Shioiri

Journal:

Year:

2002

File:

PDF, 36 KB

2002

59

Reaction of Lithiotrimethylsilyldiazomethane with α-Oxoketene Dithioacetals.

Rina Miyabe, Takayuki Shioiri, Toyohiko Aoyama

Journal:

Year:

2002

File:

PDF, 31 KB

2002

60

Novel Stereospecific Dehydration of β-Hydroxy-α-amino Acids Using Martin′s Sulfurane.

Fumiaki Yokokawa, Takayuki Shioiri

Journal:

Year:

2003

File:

PDF, 139 KB

2003

61

Total Synthesis of Somamide A, an Ahp (3-Amino-6-hydroxy-2-piperidone)-Containing Cyclic Depsipeptide.

Fumiaki Yokokawa, Takayuki Shioiri

Journal:

Year:

2003

File:

PDF, 72 KB

2003

62

Total Syntheses of Lyngbyabellins A (I) and B (II), Potent Cytotoxic Lipopeptides from the Marine Cyanobacterium Lyngbya majuscula.

Fumiaki Yokokawa, Hirofumi Sameshima, Daichi Katagiri, Toyohiko Aoyama, Takayuki Shioiri

Journal:

Year:

2003

File:

PDF, 83 KB

2003

63

Total Synthesis and Absolute Configuration of Radiosumin, a Strong Trypsin Inhibitor from the Blue-Green Alga Plectonema radiosum.

Hirohide Noguchi, Toyohiko Aoyama, Takayuki Shioiri

Journal:

Year:

2003

File:

PDF, 61 KB

2003

64

A Synthetic Approach to Bengazoles: A Synthesis of Deacylbengazole.

Pabba Chittari, Yasumasa Hamada, Takayuki Shioiri

Journal:

Year:

2003

File:

PDF, 128 KB

2003

65

Total Synthesis of Mycothiazole, a Polyketide Heterocycle from Marine Sponges.

Hideyuki Sugiyama, Fumiaki Yokokawa, Takayuki Shioiri

Journal:

Year:

2003

File:

PDF, 62 KB

2003

66

Toward a Total Synthesis of Keramamide B (I)

Takayuki Shioiri, Robert John Hughes

Journal:

Year:

2004

File:

PDF, 64 KB

2004

67

A General Synthesis of N-Reverse-Prenyl Indoles.

Fumiaki Yokokawa, Hideyuki Sugiyama, Toyohiko Aoyama, Takayuki Shioiri

Journal:

Year:

2004

File:

PDF, 26 KB

2004

68

An Expeditious Total Synthesis of Kalkitoxins: Determination of the Absolute Stereostructure of Natural Kalkitoxin.

Fumiaki Yokokawa, Toshinobu Asano, Tatsufumi Okino, William H. Gerwick, Takayuki Shioiri

Journal:

Year:

2004

File:

PDF, 10 KB

2004

69

Asymmetric Phase Transfer Catalysis

Takayuki Shioiri, Shigeru Arai

Journal:

Year:

2005

File:

PDF, 8 KB

2005

70

Synthetic Studies of the Cyclic Depsipeptides Bearing the 3-Amino-6-hydroxy-2-piperidone (Ahp) Unit. Total Synthesis of the Proposed Structure of Micropeptin T-20.

Fumiaki Yokokawa, Akiko Inaizumi, Takayuki Shioiri

Journal:

Year:

2005

File:

PDF, 13 KB

2005

71

Synthesis of Morita—Baylis—Hillman-Type Adducts by Unprecedented Reaction of 1-Phenyl-2-(trimethylsilyl)acetylene with Aromatic Aldehydes Catalyzed by Quaternary Ammonium Fluorides Derived from Cinchonine.

Kazuhiro Yoshizawa, Takayuki Shioiri

Journal:

Year:

2006

File:

PDF, 25 KB

2006

72

ChemInform Abstract: Synthesis of Heterocycles Using Trimethylsilyldiazomethane

Yoshiyuki Hari, Takayuki Shioiri, Toyohiko Aoyama

Journal:

Year:

2009

File:

PDF, 15 KB

2009

73

ChemInform Abstract: An Effective Synthesis of 5,4′-Disubstituted Flavones via a Cesium Enolate Assisted Intramolecular ipso-Substitution Reaction.

Masato Matsugi, Masaki Takeda, Ayano Takahashi, Takahide Tazaki, Hiroto Tamura, Takayuki Shioiri

Journal:

Year:

2011

File:

PDF, 33 KB

2011

74

Silylketenes as a useful building block for heterocycles

Takayuki Shioiri, Kiyo Takaoka, Toyohiko Aoyama

Journal:

Journal of Heterocyclic Chemistry

Year:

1999

File:

PDF, 440 KB

1999

75

Total synthesis of phytosiderophores

Takayuki Shioiri, Yasumasa Hamada, Fumiyoshi Matsuura

Journal:

Year:

1995

Language:

english

File:

PDF, 1.14 MB

english, 1995

76

A practical method for preparation of optically pure oxazaborolidines from α-Pinene

Moriyasu Masui, Takayuki Shioiri

Journal:

Year:

1995

Language:

english

File:

PDF, 502 KB

english, 1995

77

Total synthesis of analogs of topostin B, A DNA topoisomerase I Inhibitor. Part 2. Synthesis of topostin B-1 analogs

Hirohide Noguchi, Toyohiko Aoyama, Takayuki Shioiri

Journal:

Year:

1995

Language:

english

File:

PDF, 1.18 MB

english, 1995

78

Total synthesis of analogs of topostin B, A DNA topoisomerase I inhibitor. Part 1. Synthesis of fragments of topostin B-1 analogs

Hirohide Noguchi, Toyohiko Aoyama, Takayuki Shioiri

Journal:

Year:

1995

Language:

english

File:

PDF, 979 KB

english, 1995

79

Computational studies of effective asymmetric alkylation utilizing a chiral Schiff base derived from 2-hydroxy-3-pinanone — Part 1 -

Takatoshi Matsumoto, Takayuki Shioiri, Eiji O¯sawa

Journal:

Year:

1996

Language:

english

File:

PDF, 1.44 MB

english, 1996

80

Computational studies of effective asymmetric alkylation utilizing a chiral Schiff base derived from 2-hydroxy-3-pinanone — Part 2 -

Takatoshi Matsumoto, Takayuki Shioiri, Eiji O¯sawa

Journal:

Year:

1996

Language:

english

File:

PDF, 1.27 MB

english, 1996

81

An efficient synthesis of C20–C25 building blocks for calyculin A

Yasumasa Hamada, Fumiaki Yokokawa, Mototsugu Kabeya, Keiichiro Hatano, Yukihisa Kurono, Takayuki Shioiri

Journal:

Year:

1996

Language:

english

File:

PDF, 671 KB

english, 1996

82

New methods and reagents in organic synthesis. 75. asymmetric synthesis of α-hydroxy ketones using chiral phase transfer catalysts

Moriyasu Masui, Akira Ando, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1988

Language:

english

File:

PDF, 174 KB

english, 1988

83

On the reversal of the stereoselectivity in the evans aldol reaction of α-amino aldehydes

Kyoko Hayashi, Yasumasa Hamada, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 242 KB

english, 1991

84

Theonellamide F Synthetic Studies. Stereoselective Synthesis of (3S, 4S, 5E, 7E)-3-Amino-8-(4-bromophenyl)-4-hydroxy-6-methyl-5,7-octadienoic acid (Aboa)

Keisuke Tohdo, Yasumasa Hamada, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 248 KB

english, 1992

85

Synthesis of the tetraene fragment of calyculins having natural configurations

Fumiaki Yokokawa, Yasumasa Hamada, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 235 KB

english, 1993

86

The first example of the [4+2] cycloaddition reaction of silylketenes with 1,3-dienes: A convenient preparation of 2-pyranones and isochromenes

Tatsuya Ito, Toyohiko Aoyama, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 237 KB

english, 1993

87

A new synthesis of cyclotheonamide B via guanidination of ornithine

Deng Jingen, Hamada Yasumasa, Shioiri Takayuki

Journal:

Tetrahedron Letters

Year:

1996

Language:

english

File:

PDF, 247 KB

english, 1996

88

An expeditious total synthesis of kalkitoxins: determination of the absolute stereostructure of natural kalkitoxin

Fumiaki Yokokawa, Toshinobu Asano, Tatsufumi Okino, William H. Gerwick, Takayuki Shioiri

Journal:

Year:

2004

Language:

english

File:

PDF, 1.25 MB

english, 2004

89

Synthetic studies of the cyclic depsipeptides bearing the 3-amino-6-hydroxy-2-piperidone (Ahp) unit. Total synthesis of the proposed structure of micropeptin T-20

Fumiaki Yokokawa, Akiko Inaizumi, Takayuki Shioiri

Journal:

Year:

2005

Language:

english

File:

PDF, 1.07 MB

english, 2005

90

Siloxyallenes revisited. A useful functional intermediate for the synthesis of (Z)-β-branched Morita–Baylis–Hillman type adducts and (Z)-chalcones

Kazuhiro Yoshizawa, Takayuki Shioiri

Journal:

Year:

2007

Language:

english

File:

PDF, 2.06 MB

english, 2007

91

Investigation of macrocyclization sites for the synthesis of dendroamide A—an approach from a conformational search

Takatoshi Matsumoto, Eiichi Morishita, Takayuki Shioiri

Journal:

Year:

2007

Language:

english

File:

PDF, 402 KB

english, 2007

92

Corrigendum to “Siloxyallenes revisited. A useful functional intermediate for the synthesis of (Z)-β-branched Morita–Baylis–Hillman type adducts and (Z)-chalcones” [Tetrahedron 63 (2007) 6259]

Kazuhiro Yoshizawa, Takayuki Shioiri

Journal:

Year:

2008

Language:

english

File:

PDF, 98 KB

english, 2008

93

Esters of 2,5-multisubstituted-1,3-dioxane-2-carboxylic acid: their conformational analysis and selective hydrolysis

Tetsuji Harabe, Takatoshi Matsumoto, Takayuki Shioiri

Journal:

Year:

2009

Language:

english

File:

PDF, 562 KB

english, 2009

94

Synthesis of Morita–Baylis–Hillman-type adducts by unprecedented reaction of 1-phenyl-2-(trimethylsilyl)acetylene with aromatic aldehydes catalyzed by quaternary ammonium fluorides derived from cinchonine

Kazuhiro Yoshizawa, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

2005

Language:

english

File:

PDF, 114 KB

english, 2005

95

Synthesis of β-branched Morita–Baylis–Hillman-type adducts from 1,3-diaryl-2-propynyl trimethylsilyl ethers and aldehydes catalyzed by potassium tert-butoxide

Kazuhiro Yoshizawa, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 114 KB

english, 2006

96

Convenient stereoselective synthesis of (Z)-chalcone derivatives from 1,3-diaryl-2-propynyl silyl ethers

Kazuhiro Yoshizawa, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

2006

Language:

english

File:

PDF, 98 KB

english, 2006

97

Conformational analysis and selective hydrolysis of 2,5-disubstituted-1,3-dioxane-2-carboxylic acid esters

Tetsuji Harabe, Takatoshi Matsumoto, Takayuki Shioiri

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 140 KB

english, 2007

98

Total Synthesis and Revision of Absolute Stereochemistry of Antillatoxin, an Ichthyotoxic Cyclic Lipopeptide from Marine Cyanobacterium Lyngbya majuscula

Fumiaki Yokokawa, Hideyasu Fujiwara, Takayuki Shioiri

Journal:

Year:

2000

Language:

english

File:

PDF, 351 KB

english, 2000

99

Total Synthesis of Amamistatin A, an Antiproliferative Linear Peptide from an Actinomycete

Fumiaki Yokokawa, Kentaro Izumi, Junko Omata, Takayuki Shioiri

Journal:

Year:

2000

Language:

english

File:

PDF, 245 KB

english, 2000

100

An Efficient Synthesis of Sulfobacin A (Flavocristamide B), Sulfobacin B, and Flavocristamide A

Takayuki Shioiri, Naoko Irako

Journal:

Year:

2000

Language:

english

File:

PDF, 265 KB

english, 2000

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