Search Results - "Maeshima, Toshihisa"
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Synthesis of Novel 2-Substituted-1, 3, 4-thiadiazoles
Published in Chemical & pharmaceutical bulletin (1998)“…New 2-monosubstituted and 2, 2-disubstituted 2, 3-dihydro-3, 5-diphenyl-1, 3, 4-thiadiazoles (2) were synthesized by the reaction of…”
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2
Preparation of 2, 2-Disubstituted 2, 3-Dihydro-3-phenyl-1, 3, 4-thiadiazoles
Published in Chemical & pharmaceutical bulletin (1994)“…Reaction of N'-phenylthioformohydrazide with ketones in the presence of trimethylsilyl chloride proceeded easily to afford the corresponding 2, 2-disubstituted…”
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3
A Novel Method for the Preparation of 2, 2'-Substituted-2, 3-dihydro-3-phenyl-1, 3, 4-thiadiazoles Using Trimethylsilyl Chloride
Published in Chemical & pharmaceutical bulletin (1994)“…Reaction of N'-phenylthioformohydrazide with carbonyl compounds, such as aliphatic, aromatic and heterocyclic aldehydes and a ketone, in the presence of…”
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4
Synthesis of 4-(p-Substituted Phenyl)-4, 5-dihydro-5-oxo-1, 3, 4-thiadiazines
Published in Chemical & pharmaceutical bulletin (01-01-1984)“…4-(p-Substituted phenyl)-4, 5-dihydro-5-oxo-thiadiazines were synthesized in fairly good yields by the reaction of phenylhydrazonomethylthioacetic acids with…”
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A Novel Method for the Preparation of Thioformates and Thiols by using Thioformimidates
Published in Chemical & pharmaceutical bulletin (01-01-1982)“…Several new S-alkylated thioformimidates were synthesized and their applications to the synthesis of thiolformates and thiols were investigated…”
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6
Ring Contraction of 5-Oxo-4-phenyl-5, 6-dihydro-4H-1, 3, 4-thiadiazine with Sodium Methoxide
Published in YAKUGAKU ZASSHI (25-11-1991)“…The reaction of 5-oxo-4-phenyl-5, 6-dihydro-4H-1, 3, 4-thiadiazine (1a) with sodium methoxide in methanol at 35°C was found to give 2-anilino-4-oxo-1,…”
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5-Oxo-4-phenyl-5,6-dihydro-4H-1,3,4-thiadiazineとSodium Methoxideとの反応による環縮小反応
Published in YAKUGAKU ZASSHI (1991)Get full text
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8
Steric requirements for the solvent swelling of Illinois No. 6 coal
Published in Energy & fuels (01-01-1991)Get full text
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Ring Contraction of 5-Oxo-4-phenyl-5, 6-dihydro-4H-1, 3, 4-thiadiazine with Sodium Methoxide
Published in Yakugaku zasshi (1991)Get full text
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10
Reaction of Methyl (Phenylhydrazonomethylthio) acetate with Sodium Methoxide
Published in Chemical & pharmaceutical bulletin (01-01-1985)“…The reaction of methyl (phenylhydrazonomethylthio) acetate 1 with sodium methoxide in methanol at 30°C was found to give initially 5-oxo-4-phenyl-5,…”
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