<Abstract of published report>Vinyl Radical Generation with Selenoborane and Its Application to Cyclization Reaction of Enynes.

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概要

• 論文の詳細を見る
• 岐阜薬科大学の論文
• 1991-06-30

著者

• Yoshimatsu M

  Dep. Of Chemistry Fac. Of Education Gifu Univ.

• Hori M

  Gifu Pharmaceutical Univ. Gifu Jpn

関連論文

• Synthesis and Reactions of 10-Chloro-10,9-(epoxyalkano)selenoxanthenes and 1-Chloro-1-phenyl-3H-2,1-benzoxaselenoles.
• Synthesis of 2,6-Epithio-3-benzazocine Derivatives.
• Synthesis and Analgestic Activity of Novel Heterocycles, [1]Benzothiopyrano[3,4-b]pyrrole Derivatives.
• Reactions of 1H-2-Benzothiopyran 2-Oxides with Active Methylene Compounds : A Novel Ring Contraction of 1-Aryl Derivatives to Benzo-[c]thiophenes. : X-Ray Molecular Structure of 1-(2,2-Diacetylvinyl)-3-phenylbenzo[c]thiophene.
• Synthesis of a New Skeleton, 2,6-Epithio-3-benzazocine.
• An Unexpected Double Cycloaddition of[1,2,4]Triazolo[1,5-a]pyrimidine N-Ylide with Activated Acetylenes and Alkenes.
• Novel Addition Products of 2-Aza-1-thiabenzene Derivatives with Methyl Propiolate.
• Ylide-induced Ylide Formation : A Novel Double Cycloaddition Reaction of a [1,2,4]Triazolo[1,5-a]pyrimidinium Ylide.
• Ylide-induced Ylide Formation : A Thermal Reaction and a Double Cyclo-addition Reaction of [1,2,4]Triazolo[1,5-a]pyridinium Ylides.
• Synthesis and Properties of Novel Medium-Sized Heterocyclic Compounds Containing Two Sulfur Atoms in the ring and Synthetic Approaches to Conjugated Cyclic Disulfonium Ylides.
• Synthesis and Thermal Transformation of Stable Monocyclic λ^4-Thiabenzenes.
• Reactivities of 1-Alkylthiabenzenes.
• A Novel Push-Pull Diels-Alder Diene : Reactions of 4-Alkoxy- or 4-Phenylsulfenyl-5-chalcogene-substituted 1-Phenylpenta-2,4-dien-1-one with Electron-Deficient Dienophiles
• Reactions of Diphenyl(phenylethynyl)selenonium Salts with Active Methylene Compounds and Amides : First Isolation of Oxyselenuranes[10-Se-4(C30)]as a Reaction Intermediate
• Synthesis and Properties of a Novel Cyclic Sulfilimines, 2-Methyl-2,4,1-benzodithiazin-2-ium-1-ide.
• Ring Transformation of the Adducts of the Polar Cycloadditions of 2-Benzothiopyrylium Salts.
• Polar Cycloaddition of 2-Benzothiopyrylium Salts with Conjugated Dienes.
• Reactions of 9-Substituted 9-Thia-10-azaphenanthrenes with Electrophiles.
• Synthesis of 6- or 8-Carbon-Substituted 2-Oxopurines.
• Generation of Selenabenzenes Bearing an Electron-Withdrawing Group at the 2-Position.
• Reactions of 9-Phenylthioxanthene 10-Oxide with Organometallic Reagents.
• Novel Rearrangements of Cyano-stabilised Cyclic Sulfur Ylides, 2-Alkyl-1-cyano-3,4-dihydro-1H-2-thionianaphthalen-1-ides : Spiro-compound Formation and Ring Expansion Reactions.
• Versatile Cyclisation Reactions Using Selenoboranes.
• Novel Oxidative Ring Contraction of Dihydroselenopyrans to Selenophenes.
• Syntheses and Thermal Behaviour of 9-Substiuted 9-Thia-10-azaphenanthrenes.
• Reactions of Azathiabenzene Anion with Electrophiles. Formation and X-Ray Analysis of Novel Heterocyclic Compounds from the Reaction with Carboxylic Esters.
• Reactions of Xanthinium N(7)-Ylides with Olefinic Dipolarophiles.
• Generation and Properties of N^7-Xanthinium Ylides : Reactions of N^7-Xanthinium Ylides with Diphenylecyclopropenone and Acetylenic Compounds.
• Z-Selective or Stereospecific Alkenylation Reaction : A Novel Synthetic Method for α-Fluoro-α, β-unsaturated Esters
• Synthesis and Thermal Reaction of Cyano-Stabilized Cyclic Sulfur Ylides, 2-Alkyl-1-cyano-3,4-dihydro-1H-2-thionianaphthalen-1-ides.
• Ring Contraction of 2-Chlorocyclolhexanone with Grignard Reagents.
• A New Method for Radical Generation : Reductive C-Se or C-S Bond Cleavage of Cyclic Onium Salts.
• 10-Thia-anthracenes. Part 3. : A Re-examination of the Reaction of 9-Phenylthioxanthylium Salt and Phenyl-lithium.
• 1,7-Acetal Carbon Rearrangement via 1,5-Hydride Transfer in an Oxocanyl Carbenium Ion. Conversion of O-(Hexenyl)-Se, O-heteroacetals of O, O-Acetals into 7-Oxohexanols or 7-Oxohexyl Chlorides 1
• Endo Selective Cyclization of Selenonium Ion Intermediate : Efficient Formation of 1-Halo-3-selenocyclohexanes.
• Synthesis and Reactions of a Stable 2-Selenanaphthalene, 1-Cyano-2-methyl-2-selenanaphthalene.
• The C-O Bond Cleavage of Cyclic Ethers with Tris(phenylseleno)-borane-Lewis Acid.
• Novel Reaction of a Stable Selenanaphthalene, 1-Cyano-2-methyl-2-selenanaphthalene with Electrophiles.
• Vinyl Radical Generation with Selenoborane and Its Application to Cyclization Reaction of Enynes.
• Synthesis and Reactions of 1-Thianaphthalenes.
• Stereospecific Syntheses of 5-Alkyl-3-ethoxy-2-[(phenylchalcogeno)methylene]tetrahydrofurans.
• Facil Synthesis of 8-Benzoylthio-2,6-methano-3-benzazocines and 3-Benzoylthiomorphinans Having Small-Ring Substituents.
• Novel Nonnarcotic Analgesics with and Improved Therapeutic Ratio. Structure-Activity Relationships of 8-(Methylthio)-and 8-(acylthio)-1,2,3,4,5,6-hexahydr0-2,6-methano-3-benzazocines
• A Study on the Electronic Effect of Reactions of π-Allylpalladiums Using 2-Arylsulfonyloxy-3-chloropropenes with Ethyl Malonate and Their Synthetic Utilization
• Thermal Rearrangement of 9-Benzyl-10-aza-9-thiaphenanthrenes.
• Synthesis of New Cyclic Sulfur Ylides 9-Alkyl-10-cyano-9-thiaphenanthrenes and Their Novel Addition Reactions with Acetylenic Electrophiles.
• Novel Construction of 5-Methylenepyrrol-2-ones by Intramolecular Cyclization of Selenium-Stabilized Alkynyl Amides.
• Opioid Receptor Affinities of Tyrosine ω-Phenylalkyl Esters, Simple Enkephalin Pharmacophore-mimics.
• First Isolation of Monocyclic Thiabenzenes.
• Stable 2-Thianaphthalenes : Synthesis and Reactions with Electrophiles.
• Synthesis and Analgetic Activity of Sulfur-Containing Morphinans and Related Compounds.
• A Novel Synthesis of (Z)-Enynes and (Z)-Enediynes from Prop-2-ynyl Alchohols.
• Cyclic Selenonium exo-Ylides (3,4-Dihydro-1H-2-benzoselenin-2-io)-methanides; Syntheses and Reactions.
• Synthesis of Medium-sized Cyclic Sulfides and Selenides by Crosspiece C-X Bond Cleavage of Bicyclic Onium Salts bearing a Bridgehead Sulfur or Selenium Atom.
• 1,7-Acetal Carbon Rearrangement via 1,5-Hydride Transfer in an Oxocanyl Carbenium Ion. : Conversion of O-(5-Hexenyl)-Se, O-heteroacetals or O, O-Acetals into 7-Oxohoptanols or 7-Oxoheptyl Chlorides.
• Synthesis of 6-Substituted Purines from 3,7-Dimethyl-6-methylthio-2-oxopurine.
• Reduction of Sulfonium and Selenonium Salts with Samarium Diiodide.
• Synthesis of 1,2,3,4,5,6-Hexahydro-8-hydroxy-2,6-epithio-3-benzazocine.
• Novel Synthesis of Medium-sized Heterocycles Containing a Sulfur or Selenium Atom.
• Reactivities of Heteroaromatic Cations containing a Group VIB Element in Nucleophilic Reactions. : Reactions of 9-Phenyl-xanthylium, -thio-xanthylium, and -selenoxanthylium Salts with Amines, Sodium Phenolate, and Sodium Benzene
• A Useful Synthesis of α, β-Bis(methylseleno)alkanes and α, δ-Bis(methylseleno)alk-2-enes by the Reactions of Alkenes and 1,3-Dienes with B(SeMe)_3-Lewis Acid
• A Novel 3,4-Bis(sulfenyl)- or 4-Selenenyl-3-sulfenylpenta-2,4-dienylation of Aldehydes Using 4-Ethoxy-1,2-bis(sulfenyl)- or 1-Selenenyl-2-sulfenyl-buta-1,3-dienyl Lithiums
• Palladium-Catalyzed Terminal Alkyne Coupling Reaction of β-Bromo-β-phenylthio or β-Methylthio-α-trifluoromethyl Enol Ethers : a Convenient Synthesis of 2-Sulfonyl-1-buten-3-ynes
• Meyer-Schuster Rearrangement of γ-Sulfur-substituted Propargyl Alcohols : A Convenient Synthesis of α, β-Unsaturated Thioesters
• Dehydrosulfonylation of Conjugated Enyne Sulfones : Convenient Synthesis of Diyne Compounds
• A Reaction of γ-Chalcogen-substituted Prop-2-ynyl Cations with Mild Nucleophiles.
• A New Method of Generation of α-Selenocarbenium Ions from Se, O-Heteroacetals and Their Reactions.
• Generation and Alkylation of α-Lithio-Se, O-heteroacetals, and Stereoselective Cyclization of Olefinic Se, O-Heteroacetals.
• A Useful Synthetic Method for α-Cyano Selenides.
• The First Successful Polar Cycloaddition of 1-Benzothiopyranylium Salts with Conjugated Dienes and Transformation of the Cycloadducts.
• A Polar Cycloaddition of 2-Thianaphthylium Ions with 1,3-Dienes and Some Properties of the Cycloadducts.
• 2-Methylisoselenochromanium Salts : Spectroscopic Properties and Reactions.
• Radical C-Se Bond Cleavage of Selenonium Salts with Grignard Reagents or Magnesium Metal.
• Generation and Thermal Reactions of 2-Methyl-4-oxo-2-selenoniochroman-3-ide.
• First Stable Selenabenzene Analogue, 2-Cyano-1-methyl-4-phenyl-1-selenanaphthalene : Synthesis and Reactions.
• Synthesis and Reaction of 9-Substituted 10-Phenylthioxanthenium Salts : Negative Evidence for Thia-anthracene Oligomerisation.
• Reactions of 10-Alkyl- and 10-Aryl-9-phenylthioxanthenium Salts with Various Bases : 1,4-Sigmatropic Rearrangement of 10-Alkyl- and 10-Aryl-9-phenyl-9-thiaanthracenes
• Synthesis and Thermal Reactions of New Cyclic Sulfur Ylides possessing 10π Electrons, 8-Alkyl-1,3-diphenyl-2H-dibenzo[b, f]cyclopenta[d]thiepinio-2-ides.
• Reactions of 8,9-Dihydroxanthines with Acetylenic Compounds.Formation of Heteropropellanes

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