Synthesis of 2,3,4,5-Tetrahydro-1H-2-benzazepines via Pummerer-Type Cyclization of N-Arylmethyl-N-(3-phenylsulfinylpropyl)formamides
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- 90(P04) β-エリスロイジンの合成研究(ポスター発表の部)
- ASYMMETRIC [2+2] PHOTOCYCLOADDITION REACTION OF A CHIRAL DIOXOPYRROLINE TO 2-(TRIMETHYLSILYLOXY)BUTADIENE : CHIRAL SYNTHESIS OF ERYTHRINA ALKALOIDS
- REARRANGEMENT OF 2,3-DIOXO-1,4-OXAZINES TO 4,5-DIOXOOXAZOLES IN THE REACTION WITH DIMETHYLSULFOXONIUM METHYLIDE
- Chiral Synthesis of Erythrina Alkaloids. I. Total Synthesis of (+)-Erysotrine via Asymmetric Diels-Alder Reaction under High Pressure
- Synthesis of Highly Deydrogenated Oxoerythrinan Alkaloids, Erytharbine and Crystamidine
- Dioxypyrrolines. LV. Stereochemical Pathway of [2+2]Photocycloaddition Reaction of 4,5-Diethoxycarbonyl-1H-pyrrole-2,3-dione to Cycloalkadienes and Cycloalkenes
- Dioxopyrroline. LIV. Steretchemical Pathway of[2+2]Photocycloaddition Reaction of 4,5-Diethoxycarbonyl-1H-pyrrole-2,3-dione to Acyclic Olefins
- Dioxopyrrolines. LIII.Stereochemical Pathway of [2+2] Photocycloaddition Reaction of 4-Ethoxycarbonyl-5-phenyl-1H-pyrrole-2,3-dione to Cyclic Enol Trimethylsilyl Ethers
- Synthesis and Reactions of 3,7-Cycloerythrinan : Skeletal Rearrangement of 2,7,8-Trioxoerythrinans to 4-Oxo-4H-pyrido[2,1,-a]isoquinolines
- Synthesis of Erythrina and Related Alkaloids.XXIV. Total Synthesis of Erysotrine from 1,7-Cycloerythrinan Derivatives by the Use of a New 1,2-Carbonyl Transposition Method
- Synthesis of Erythrina and Related Alkaloids. XXIII. : Intramolecular Cyclization Approach. (2). Synthesis and Reactions of 1,7-Cyclo-cis-erythrinans, Potential Intermediates to Natural Erythrina Alkaloids
- Synthesis of Erythrina and Related Alkaloids. XXII. : Intramolecular Cyclization Approach. (1) : New Synthetic Route to Erythrinan and Related Heterocycles and Synthesis of (±)-3-Demethoxy-erythratidinone
- Studies toward Total Synthesis of Non-aromatic Erythring Alkaloids. (6). Synthesis of 8-OXO-γ-erythroidine and 8-Oxo-cycloerythroidine, Isomers of the Natural Alkaloids.
- Studies toward Total Synthesis of Non-aromatic Erythrina Alkaloids. (4). Oxidation of Furan Ring of D-Furanoerythrinans with N-Bromoacetamide
- Dioxopyrrolines. XLIII. : Diels-Alder Reaction of 4,5-Diethoxycarbonyl-1H-pyrrole-2,3-dione with Butadienes : Synthesis of Polyfunctionalized Hydroindoles
- Two New Morphinane Alkaloids from Stephania cepharantha HAYATA (Menispermanceae)
- Synthesis of Erythrina and Related Alkaloids. XXX. Photochemical Approach. (1). Synthesis of Key Intermediates to Erythrina Alkaloids by Intermolecular [2+2] Photocycloaddition Followed by 1,3-Shift
- Dioxopyrroline. L. Skeletal Rearrangements of 7-Vinyl-7-trimethylsilyloxy-5-ethoxycarbonyl-1-phenyl-2-azabicyclo[3.2.0]heptane-3,4-diones under Thermal, Basic, and Acidic Conditions
- Dioxopyrrolines. XLVII. : Thermal Rearrangements of 7-Vinyl Derivatives of 1-Aryl-5-ethoxy-carbonyl-2-azabicyclo[3.2.0]heptane-3,4-diones and Their Imidates
- Synthesis of Erythrina and Related Alkaloids. XVI. Diels-Alder Approach: Total Synthesis of dl-Erysotrine, dl-Erythraline, dl-Erysotramidine, dl-8-Oxoerythraline and Their 3-Epimers(Organic,Chemical)
- 26 ホモエリスリナアルカロイド,(±)schelhammericine,(±)3-epischelhammericineの全合成
- TOTAL SYNTHESIS OF THE HOMOERYTHRINAN ALKALOIDS, SCHELHAMMERICINE AND 3-EPISCHELHAMMERICINE
- Dioxopyrrolines. XLIV. : Thermal 1,3-Shift of 2-Azabicyclo[3.2.0]hept-2-ene Ring System : A New Entry to 3,4-Dihydropyridines and 2-Azanorborn-2-enes
- Dioxopyrrolines.XLII. : Mechanism of 7-Epimerization Reaction of 7-Substituted 5-Ethoxycarbonyl-1-phenyl-2-azabicyclo[3.2.0]heptane-3,4-diones
- Dioxopyrrolines. XXXV. Synthesis of 2H-Azepin-2-ones (2-Azatropones)
- [2+2] Photocycloaddition Reaction of 5-Arylfuran-2,3-diones to Trimethylsilyloxyethylenes
- Dioxopyrrolines. LXI. Cycloaddition Reaction of 4-Benzoyl-5-ethoxycarbonyl-1-phenyl-1H-pyrrole-2,3-dione with 1,3-Dienes : Competitive Occurrence of Normal and Hetero Diels-Alder Reaction and Claisen Rearrangement of the Hetero Diels-Alder Product
- Total Synthesis of Homoerythrinan Alkaloids, Schelhammericine and 3-Epischelhammericine
- Dioxopyrrolines. XLIX. Synthesis of Azatropolones via Photocycloaddition of 5-Aryl-4-ethoxycarbonyl-1H-pyrrole-2,3-diones to Acetylenes and Ethylenes
- Dioxopyrrolines. XLVIII. : Regioselective Formation of Hydroindoles via Photochemical and Thermal Cycloaddition Reactions of 5-Aryl-4-ethoxycarbonyl-1H-pyrrole-2,3-dione with Isoprene
- Dioxopyrrolines. XLVI. : [2+2] Photocycloaddition of 4-Ethoxycarbonyl-5-phenyl-1H-pyrrole-2,3-dione to Six-Membered Cycloolefins : Effect of Ring Size on Stereochemical Pathways
- Dixopyrrolines. XLV. : [2+2] photocycloaddition of 4-Ethoxycarbonyl-5-aryl-1H-pyrrole-2,3-dione to Cyclopentene Derivatives : Formation of Dihydropyridones
- Dioxopyrrolines. XLI. : X-Ray Crystallographic Determination of the Stereochemistry of an Azatricyclo[5.3.0.0^]decane Derivative Obtained by Photocycloaddition of Cyclopentadiene to 4-Ethoxycarbonyl-5-phenyl-1H-pyrrole-2,3-dione
- Dioxopyrrolines. XL. Photocycloaddition Reaction of 4-Ethoxycarbonyl-5-phenyl-1H-pyrrole-2,3-dione to Dihydrofurans. Formation of a 2,4-Dioxa-10-azatricyclo[6.3.0.0^]undecane Ring System(Organic,Chemical)
- Dioxopyrrolines. XXXVII. Stereochemical Pathways of Dioxopyrroline-Olefin Pbotocycloaddition. Stereochemical Selection Rule for the Photocycloaddition of Enone-Olefin Pairs(Organic,Chemical)
- Dioxopyrrolines. XXXVI. [2+2] photocycloaddition Reaction of 4-Ethoxycarbonyl-5-phenyl-1H-pyrrole-2,3-dione to Acyclic Olefins. Structural and Stereochemical Assignment of the Photocycloadducts(Organic,Chemical)
- Dioxopyrrolines. XXIX. Solvolytic Behavior of 3-Ethoxycarbonyl-2-phenyl-Δ^2-pyrroline-4,5-diones in Protic Solvents
- Alkaloidal Constituents of the Leaves of Stephania cepharantha Cultivated in Japan : Structure of Cephasugine, a New Morphinane Alkaloid
- Alkaloidal Constituents of the Tubers of Stephania cepharantha Cultivated in Japan : Structure of 3,4-Dehydrocycleanine, a New Bisbenzylisoquinoline Alkaloid
- A Synthesis of 3-Phenyl-1, 2, 3, 4-tetrahydroisoquinoline and 2-Phenyl-1, 2, 4, 5-tetrahydro-3H-3-benzazepine via Pummerer-Type Cyclization : Enhancing Effect of Boron Trifluoride Diethyl Etherate on the Cyclization
- A Synthesis of 2,3,4,5-Tetrahydro-1H-3-benzazepines via Pummerer-Type Cyclization of N-(2-Arylethyl)-N-(2-phenylsulfinylethyl)formamides
- A Synthesis of Chiral 1,1,3-Trisubstituted l,2,3,4-Tetrahydro-β-carbolines by the Pictet-Spengler Reaction of Tryptophan and Ketones: Conversion of (1R,3S)-Diastereomers into Their (1S,3S)-Counterparts by Scission of the C(1)-N(2) Bond
- A Convenient Synthesis of 1, 1-Disubstituted 1, 2, 3, 4-Tetrahydroisoquinolines via Pictet-Spengler Reaction Using Titanium(IV)Isopropoxide and Acetic-Formic Anhydride
- A Synthesis of Heteroaromatic Analogues of 1-Methyl-1,2,3,4-tetrahydroisoquinoline Using the Pummerer-Type Cyclization Reaction : Observation of Tandem Cyclization Reaction
- Super Acid-Induced Pummerer-Type Cyclization Reaction : Improvement in the Synthesis of Chiral 1,3-Dimethyl-1,2,3,4-tetrahydroisoquinolines
- Intramolecular Capture of Pummerer Reaction Intermediates by an Aromatic Nucleophile : Selective Construction of 1, 4-Benzothiazine and Indole Ring Systems
- Synthesis of Methoxy-2-quinolones via Pummerer-type Cyclization of N-Aryl-N-methyl-3-(phenylsulfinyl)propionamides
- A Chiral Synthesis of Four Stereoisomers of 1,3-Dimethyl-1,2,3,4-tetrahydroisoquinoline, an Inducer of Parkinson-like Syndrome
- [2+2] Photocycloaddition Reaction of 5-Phenyl-1H-furan-2,3-dione to Phenylethylene
- A Novel Synthesis of 1,2,3,4-Tetrahydroquinolines via Pummerer-Type Reaction of N-Aryl-N-[(phenylsulfinyl)propyl]formamide
- 脳内アミン,1-メチルテトラヒドロイソキノリンのパーキンソン病治療薬としての可能性
- A Synthesis of Mono- and Dimethoxy-1,2,3,4-tetrahydroisoquinolines via Pummerer Reaction : Effects of Methoxyl Groups on Intramolecular Cyclization
- General Method for Synthesis of Erythrinan and Homoerythrinan Alkaloids (1) : Synthesis of a Cycloerythrinan, as a Key Intermediate to Erythrina Alkaloids, by Pummerer-Type Reaction
- Determination of Ring Conformation in 1-Benzyl-1,2,3,4-tetrahydroisoquinolines and a New Synthesis of the Chiral Compounds
- An Improved Synthesis of 1,2,3,4-Tetrahydroisoquinolines via Intramolecular Cyclization of N-Acyl-N-(aryl)methyl-2-(phenylsulfinyl)ethylamine by Pummerer Reaction
- Synthesis of Homoerythrinan Alkaloids of 1(2)-Alkene and 1,6-Diene Types : Total Synthesis of Comosine, Dihydroschelhammeridine, Schelhammeridine, and 3-Epischelhammeridine
- Thermal Addition Reaction of Aroylketenes with Cyclic Enol Ethers
- Thermal Addition Reaction of Aroylketene with 1-Aryl-1-trimethylsilyloxyethylenes : Aromatic Substituent Effects of Aroylketene and Aryltrimethylsilyloxyethylene on Their Reactivity
- Synthesis of 2,3,4,5-Tetrahydro-1H-2-benzazepines via Pummerer-Type Cyclization of N-Arylmethyl-N-(3-phenylsulfinylpropyl)formamides
- Dioxopyrrolines. LX. Cycloaddition Reaction of 4-Benzoyl-5-ethoxycarbonyl-1-phenyl-1H-pyrrole-2,3-dione to Olefins : An Inverse-Electron-Demand Hetero Diels-Alder Reaction
- Alkaloidal Constituents of Vines of Stephania cepharantha(Natural Medicine Note)