Search Results - "KATOU, Keisuke"
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Synthesis of Mesomeric Betaines, [1,2,4]Triazolo[2,3-a]pyridiniumides, via Back-donated 1,6-Cyclization
Published in Heterocycles (2000)Get full text
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2
Dengue hemorrhagic syndrome following travel in Brazil
Published in Nihon Naika Gakkai zasshi (10-10-2003)Get full text
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Dengue hemorrhagic syndrome after Brasil travel
Published in Nihon Naika Gakkai Zasshi (10-10-2003)Get full text
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Synthesis of Mesomeric Betaines, Quinoliziniumides, via Back-donated 1,6-Cyclization
Published in Heterocycles (1997)Get full text
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Synthesis of 2,12-Dithia[3](2,6)pyridino[3](1,4)cycl[3.2.2]azinophane and It's Barrier to Methylene Twist
Published in Heterocycles (1996)Get full text
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A novel 1,6 cyclization of imidazolium N-allylides (1) : formation of mesomeric betaïnes, 8-oxoimidazo [1,2-a]-pyridiniumides
Published in Heterocycles (01-06-1990)Get full text
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Studies on Quinolizine Derivatives. XXIII. : Synthesis and Reactions of Methylthioazacycl[3.3.3]azines
Published in Chemical & pharmaceutical bulletin (1989)“…Dimethyl 7-acyl-9-cyano-1-azacycl[3.3.3]azine-2, 3-dicarboxylates (4, 6) were synthesized via 1-acyl-3-cyano-4-imino-4H-quinolizines (3, 5) as key…”
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A new synthesis of 2,12-dithia[3.3](1,4)cycl[3.2.2.] azinophanes
Published in Heterocycles (01-06-1990)Get full text
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Studies on Quinolizine Derivatives. XXIV. : Catalytic Hydrogenation of Cycl[3.3.3]azines
Published in Chemical & pharmaceutical bulletin (1989)“…The catalytic hydrogenation of the cycl[3.3.3]azine derivative (6) or 1-azacycl[3.3.3]azine derivative (15) with PtO2 in tetrahydrofuran at atmospheric…”
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Studies on Quinolizine Derivatives. XXII. Syntheses and Properties of 2-Phenylazacycl [3.3.3] azine Derivatives
Published in Chemical & pharmaceutical bulletin (1988)“…By the reaction of 6-methyl-4-imino-4H-quinolizine derivatives (5, 8) with the mixed anhydrides (6a-h), 2-phenyl-1-azacycl [3.3.3] azines (7a-p, 9a-g) were…”
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11
Synthesis of Imidazo [1, 2-a] pyridine Derivatives and Their Reactions
Published in YAKUGAKU ZASSHI (25-12-1993)“…By the reaction of 2-benzoylmethylimidazoles (1a, b) with polarized olefins (2, 3) in the presence of K2CO3, the corresponding imidazo [1, 2-a] pyridine…”
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Synthesis of an Annulenoannulenone, 3H-Benzo[e]cycl[3.3.2]azin-3-one
Published in Heterocycles (01-02-2003)Get full text
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Studies on Quinolizine Derivatives. XXI. The Syntheses of Cyclazine Derivatives. (15)
Published in YAKUGAKU ZASSHI (25-05-1987)“…By the reaction of 4-imino-4H-pyrido [1, 2-α] pyrimidine (7) with dimethyl acetylenedicarboxylate (DMAD), or methyl acetylenecarboxylate (MAC) with Pd-C as…”
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Dengue hemorrhagic syndrome after Brasil travel
Published in Nihon Naika Gakkai zasshi (2003)Get full text
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16
電子供与基としてDimethylaminoindolizine骨格を持つメチン系色素の合成
Published in YAKUGAKU ZASSHI (01-01-1992)Get full text
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Quinolizine誘道体の研究(第21報)Cyclazine誘道体の合成 その15
Published in YAKUGAKU ZASSHI (1987)Get full text
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Synthesis of a New Annulenoannulene, Cycl[3.2.2]azino[1,2-a]cycl[3.2.2]azine
Published in Heterocycles (1997)Get full text
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Synthesis of a New Annulenoannulenone, 3H-Cycl[3.2.2]azino[2,1-e]cycl[3.3.2]azin-3-one
Published in Heterocycles (1998)Get full text
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Studies on Quinolizine Derivatives. XXIV
Published in Chemical & pharmaceutical bulletin (01-05-1989)“…The catalytic hydrogenation of the cycl[3.3.3]azine derivative (6) or 1-azacycl[3.3.3]azine derivative (15) with PtO2 in tetrahydrofuran at atmospheric…”
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