<Abstract of Published Report>A Convenient Synthesis of Alkynylpyrazoles.
スポンサーリンク
概要
著者
-
YOSHIMATSU Mitsuhiro
Department of Chemistry, Faculty of Education, Gifu University
-
Kataoka T
Gifu Pharmaceutical Univ. Gifu Jpn
関連論文
- 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.
- Dimethyl Sulfide-Boron Trihalide-Mediated Reactions of α, β-Unsaturated Ketones with Aldehydes : One-pot Synthesis of Baylis Hillman Adducts and α-Halomethyl Enones
- Synthesis and Structure of 1-Methyl-2,6-bis(electron-withdrawing group)-Substituted Selenabenzenes.
- Synthesis and Reactivity of β-Sulfonylvinylselenonium Salts : a Simple Stereoselective Synthesis of β-Functionalized (Z)-Vinyl Sulfones.
- Novel Ring Transformation of Dihydroselenines to Selenabicyclo[3.1.0]hexenes.
- Syntheses and Reactions of Cyclic Se-Alkoxy-Se-chloreselenuranes and Alkoxyselenonium Salts.
- Self-assisted Tandem Michael-aldol Reactions of α, β-Unsaturated Ketones with Aldehydesl.
- Reactivities of 1-Alkylthiabenzenes.
- Reexamination of Products and the Reaction Mechanism of the Chalcogeno-Baylis-Hillman Reaction : Chalcogenide-TiCl_4-mediated Reactions of Electron-deficient Alkenes with Aldehydes.
- The First Aryne Evolution from the Reactions of Selenonium Salts with Aryllithiums.
- Chalcogenide-TiCl_4-mediated Reactions of S-Ethyl Thioacrylate with Aldehydes.
- A Novel Stereoselective Preparation of Various Vinyl Sulfide Derivatives Using β-Alkylthioalkenylselenonium Salts.
- Structure and Reaction of 2,6-Bis(alkoxycarbonyl)-1-methyl-2H-and 4H-Selenopyranium Tetrafluoroborates.
- A Convenient Synthesis of α-Halomethylene Adols or β-Halo-α-(hydroxyalkyl)acrylates Using the Chalcogeno-Baylis-Hillman Reaction. Α
- First Isolation of Selenabenzenes Stabilized by Two Electron-withdrawing Groups at the 2- and 6-Positions.
- Reactions of 1,2-Thiazetidine 1,1-Dioxides with Organometallics : β-Elimination and N-S Bond Cleavage.
- 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
- A New Synthesis of α-Amino Acid Thioesters by Pummerer Reaction of 3-Substituted-4-sulfinyl-β-sultams.
- The Pummerer Reaction of 2-Vinylcyclopropyl Sulfoxides : Generation and Reaction of Butadienylthionium Ion Intermediates.
- Reactions of a β-Sultam Ring with Lewis Acids via the C-S Bond Cleavage.
- Synthesis and Reactions of Lactam Sulfonium Salts with a Sulfonio Bridgehead. II. 1,1a, 4,5,6-Pentahydro-6-oxo-2H-thiopyrano[1,6-d]-4,1-benzothiazepinium Perchlorates.
- Synthesis and Reactions of Lactam Sulfonium Salts with a Sulfonio Bridgehead. I. 1,4,4a-Trihydro-5-oxo-2H-thiopyrano[1,6-a]-1,4-benzothiazinium Perchlorates.
- Polar Cycloaddition of 9-Thiaphenanthrenium Salt with 1,3-Dienes.
- Reactions of Thiazolo[3,2-b]-1,2,4-triazolium N-Ylides with Electron-deficient Acetylenes : Novel Benzoyl Migration of Intermediary 1 : 1-Adducts and Michael Addition to the Acetylenes.
- Reactions of Alkynylselenonium Salts with Sodium Benzenesulfinate.
- Polar Cycloaddition of 1-Benzothiopyrylium Salts with Conjugated Dienes and Some Transformations of the Cycloadducts.
- Reinvestigation of Reactions of Thiazolium and Benzothiazolium N-Phenacylides with Electron-deficient Acetylenes.
- Generation of Selenabenzenes Bearing an Electron-Withdrawing Group at the 2-Position.
- Versatile Cyclisation Reactions Using Selenoboranes.
- Novel Oxidative Ring Contraction of Dihydroselenopyrans to Selenophenes.
- The Enantioselective Chalcogeno-Baylis-Hillman Reaction Using a Chiral Hydroxy Chalcogenide-TiCl_4 Complex.
- The Chalcogeno-Baylis-Hillman Reaction of α, β-Unsaturated Thioester : A New Approach to α-Methylene-β-hydroxy Carboxylic Acid Derivatives.
- A New Entry to Enantioselective Synthesis of α-Methylene-β-hydroxy Ketones by the Chalcogeno-Baylis-Hillman Reaction.
- A New Entry to Enantioselective Synthesis of α-Nethylene-β-hydroxy Ketones by the Chalcogeno-Baylis-Hillman Reaciton
- Z-Selective or Stereospecific Alkenylation Reaction : A Novel Synthetic Method for α-Fluoro-α, β-unsaturated Esters
- Scandium-Catalyzed Propargylation of 1,3-Diketones with Propargyl Alcohols Bearing Sulfur or Selenium Functional Groups: Useful Transformation to Furans and Pyrans
- Photochemical[3+2]Cycloaddition of 2'-Vinyl-2H-1,4-benzothiazine-3(4H)-one-2-spirocyclopropanes Catalyzed by Diphenyl Dichalcogenides.
- Conformational Effects on Photochemical Thiylation of 2'-Vinyl-2H-benzothiazine-2-spirocyclopropan-3(4H)-ones.
- Chemical Behavior of 2'-Vinyl-2H-benzothiazine-2-spirocyclopropan-3(4H)-ones in Acidic Media.
- A Convenient Synthesis of Alkynylpyrazoles.
- Acid-promoted Isomerisation of 1-Acceptor-1-sulfenyl-substituted 2-Vinylcyclopropanes with C_1-C_2 Bond Fission and Novel 1,5-Sulfenyl rearrangement.
- Photochemical [3+2] Cycloaddition of 2'-Vinyl-2H-1,4-benzothiazin-3(4H)-one-2-spirocyclopropanes Catalyzed by Diphenyl Dichalcogenides
- Conformational Effects on Photochemical Thiylation of 2'-Vinyl-2H-benzothiazine-2-spirocyclopropan-3(4H)-ones
- Chemical Behavior of 2'-Vinyl-2H-benzothiazine-2-spirocyclopropan-3(4H)-ones in Acidic Media
- The Chalcogeno-Baylis-Hillman Reaction : A New Preparation of Allylic Alcohols from Aldehydes and Electron-deficient Alkenes.
- Stereospecific Syntheses of 5-Alkyl-3-ethoxy-2-[(phenylchalcogeno)methylene]tetrahydrofurans.
- A Study on the Electronic Effect of Reactions of π-Allylpalladiums Using 2-Arylsulfonyloxy-3-chloropropenes with Ethyl Malonate and Their Synthetic Utilization
- Novel Construction of 5-Methylenepyrrol-2-ones by Intramolecular Cyclization of Selenium-Stabilized Alkynyl Amides.
- 1-(Organoselanyl)perfluoroalkanols : A Stable and Efficient Precursor for Organoselenols
- A Novel Synthesis of (Z)-Enynes and (Z)-Enediynes from Prop-2-ynyl Alchohols.
- 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.
- 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 New Synthesis of Trimethylsilyl-Substituted Enyne and (Z)-Enediyne Compounds