Stereocontrolled 1,4-Asymmetric Reduction of Cyclic Hemiketals. Synthesis of Both anti-and syn-1,4-Diols, and Their Transformations into trans-and cis-2,5-Disubstituted Tetrahydrofurans
スポンサーリンク
概要
- 論文の詳細を見る
- 1992-04-05
著者
-
ITOH Kazuyoshi
Department of Material and Life Science, Graduate School of Engineering, Osaka University
-
CHIKASHITA Hidenori
Department of Applied Chemistry, Faculty of Engineering, Kansai University
-
UEMURA Hiromitsu
Department of Applied Chemistry, Faculty of Engineering, Kansai University
-
Itoh Kazuyoshi
Department Of Applied Chemistry Faculty Of Engineering Kansai University
-
Itoh K
Institute For Chemical Research Kyoto University
-
Chikashita H
Department Of Applied Chemistry Faculty Of Engineering Kansai University
-
Chikashita Hidenori
Department Of Applied Chemistry Faculty Of Engineering Kansai University
-
FUKUSHIMA Takashi
Department of Applied Chemistry, Faculty of Engineering, Kansai University
-
Fukushima Takashi
Department Of Applied Chemistry Faculty Of Engineering Kansai University
-
Itoh Kazuyoshi
Department Of Applied Chemistry Faculty Of Engineering & High Technology Research Center Kansai
-
Uemura Hiromitsu
Department Of Applied Chemistry Faculty Of Engineering Kansai University
-
Fukushima Takashi
Depart. of Surg., National Hospital Organization Aomori Hosp.
関連論文
- Direct Welding between Copper and Glass Substrates with Femtosecond Laser Pulses
- Chiral Ruthenium(II) : Bis(2-oxazolin-2-yl)pyridine Complexes. Asymmetric Catalytic Cyclopropanation of Olefins and Diazoacetates
- Ruthenium(II)Cl_2-Bis(oxazolinyl)bipyridine Complex. Its Structure and Reactivity
- Multi-Spectral Two-Photon Excited Fluorescence Microscopy Using Supercontinuum Light Source
- Tribenzo-1,4,5,8,9,12-hexathiatriphenylene Dication and Dibenzo-1,4,5,8-tetrathiaphenanthrene Dication
- The Cyclodehydration Route to the Asymmetric Total Synthesis of the Marine Natural Product Isolated from the Brown Alga, Notheia Anomala
- Highly Diastereoselective Addition of Methyllithium to Chiral α,β-Dialkoxy Ketones and Its Application to the Stereocontrolled Asymmetric Synthesis of Highly Substituted Tetrahydrofurans
- Generation of Debris in Water-Assisted Femtosecond Laser Drilling of Silica Glass
- Fabrication of Dammann Gratings in Silica Glass Using a Filament of Femtosecond Laser
- Characterization of Micro-Channels Fabricated by In-Water Ablation of Femtosecond Laser Pulses
- Synthesis and Reactions of Organoplatinum Compunds C_, C_Pt_n
- Facile Cleavage of Carbon-Palladium Bonds in C_Pd_n with Phosphines and Phosphites. An Alternative Route to (η^2-C_)PdL_2 and Discovery of Fluxionarity Suggesting the Rotation of C_ on the PdL_2 Species in Solution
- Generalization of Shift Invariant Neural Networks : Image Processing of Corneal Endothelium
- Learning Generalization by Validation Set
- Detection of Cell Membranes in Human Corneal Endothelial Micrograms Using Mathematical Morphology
- Long-term survival for 11.5 years after percutaneous transhepatic cholangioscopic microwave tissue coagulation (MTC) in a jaundiced man with bile duct carcinoma and Schnitzlers metastasis due to colon carcinoma
- Optical Time-to-Three-Dimensional (3-D) Space Interconversion System
- Stereochemical Studies of Chiral Nonconjugated Carbanions. Asymmetric Alkylation of Aldehydes with Sulfur-Substituted Carbanions of Chiral α-(1,3-Dithian-2-yl) Acetals
- Bipolar Morphology and Its Applications (OPTICAL COMPUTING 1)
- Optoelectronic Implementation of Bipolar Analog Neural Network Using Shadow Casting (OPTICAL COMPUTING 1)
- Welding of Transparent Materials Using Femtosecond Laser Pulses
- Volume Grating Induced by a Self-Trapped Long Filament of Femtosecond Laser Pulses in Silica Glass
- Spatial Coherence of Supercontinuum Emitted from Multiple Filaments
- Estimation of the Refractive Index Change in Glass Induced by Femtosecond Laser Pulses
- Dispersive Coherence Spectrotomography with White-Light Continuum
- Coherent Array of White-Light Continuum Generated by Microlens Array
- Coherence Spectrotomography of Layered Medium with White-Light Continuum
- Formation of a Vinylcarbene Complex of Chiral [Bis(4-isopropyloxazolin-2-yl)pyridine]-dichlororuthenium(II) from 3,3-Diphenylcyclopropene
- Invariant Pattern Recognition Using Neural Networks Combined with Optical Wavelet Preprocessor
- Real-time Optical Wavelet-Transform with Positive and Negative Signals
- Noise-Limitations of Coherence Imaging Based on Wavefront Folding Interferometry
- Interferometric Three-Dimensional Imaging Based on Retrieval of Generalized Radiance Distribution
- Thermal Study of a Silylmethylated Fullerene Leading to Preparation of Its Vacuum Deposited Thin Films
- Irreversibility of Single Electron Transfer Occurring from Trivalent Phosphorus Compounds to Iron (III) Complexes in the Presence of Ethanol
- Kinetic Deuterium Isotope Effect in Single-Electron Transfer Occurring from Tributylphosphine to Viologens
- Reaction of Trivalent Phosphorus Compounds with an Fe (III) Complex in the Presence of Alcohol. Single Electron Transfer Accompanied by a P-O Bond Formation
- Depth-Resolved Observation of Photoelastic Effect by Four-Wave Mixing Microscopy
- Three-Dimensional Profiling of Refractive Index Distribution inside Transparent Materials by Use of Nonresonant Four-Wave Mixing Microscopy
- Catalytic Hydrogenation of Olefins and Acetylenes over C_Pd_n
- Proposal of Micro-Trichroic Structures for High-Sensitivity Color Image Sensors
- Realization of a Gravity-Capillary Wave Surface Using Sub-Nyquist Spectral Samples
- Optical Learning Neural Network Using Photorefractive Waveguides
- A Novel Spread Function for Observation of Random Surface
- Modification of Photorefractive Waveguides in Lithium Niobate by Guided Beam for Optical Dynamic Interconnection
- Application of Multiple-Image Fourier Transform Spectral Imaging to Measurement of Fast Phenomena
- Dual-Band Stimulated Parametric Emission Microscopy
- Three-Dimensional Unstained Live-Cell Imaging Using Stimulated Parametric Emission Microscopy
- Nonlinear Phase Imaging Using Two-Beam Interferometry in Stimulated Parametric Emission Microscopy
- Compact Spectral Imaging System Using Liquid Crystal for Fast Measurement
- Analysis of Photo-Induced Waveguide in Lithium Niobate Crystal
- Three-Dimensional Waveguides Fabricated in Poly(methyl methacrylate) by a Femtosecond Laser
- Generation of Debris in Water-Assisted Femtosecond Laser Drilling of Silica Glass
- Fabrication of Dammann Gratings in Silica Glass Using a Filament of Femtosecond Laser
- Characterization of Micro-Channels Fabricated by In-Water Ablation of Femtosecond Laser Pulses
- Volume Grating Induced by a Self-Trapped Long Filament of Femtosecond Laser Pulses in Silica Glass
- Stereocontrolled 1,4-Asymmetric Reduction of Cyclic Hemiketals. Synthesis of Both anti-and syn-1,4-Diols, and Their Transformations into trans-and cis-2,5-Disubstituted Tetrahydrofurans
- Stereoselective Synthesis of trans-2, 5-Disubstituted Tetrahydrofurans via the Lewis Acid Mediated Reduction of Cyclic Hemiketals with Triphenylsilane
- Activation of Sn-Se Bond:Regioselective Ring Opening Reaction of Epoxides with Tributylstannyl Phenylselenolate in the Presence of a Lewis Acid
- Interferometric Spectral Imaging and Optical Three-Dimensional Fourier Transformation
- A New Stereocontrolled Route to trans-2, 5-Disubstituted Tetrahydrofurans
- Coherence Spectrotomography : Optical Spectroscopic Tomography with Low-Coherence Interferometry
- Sporadic neonatal Fanconi's anemia with VACTERL association
- An Operator Method of the Theory of Optical Coherence and Radiometry
- Synthesis and Kaleidoscopic Reactivities of Bis(tritolylgermyl)bis(dimethylphenylphosphine)platinum(II)
- Analysis and Compensation for Artifacts in Three-Dimensional Refractive Index Profiling by Four-Wave Mixing Microscopy
- Long-term survival of over 4 years after microwave tissue coagulation (MTC) therapy via percutaneous transhepatic cholangioscopy in men with jaundice and bile duct carcinoma in the far advanced stage
- Acute lymphoblastic leukemia and Down syndrome : the collaborative study of the Tokyo Children's Cancer Study Group and the Kyushu Yamaguchi Children's Cancer Study Group
- Fatal pulmonary veno-occlusive disease after chemotherapy for Burkitt's lymphoma
- Subharmonic Synchronization of Picosecond Yb Fiber Laser to Picosecond Ti:Sapphire Laser for Stimulated Raman Scattering Microscopy
- Long-term survival for 15 years after percutaneous transhepatic cholangioscopic and X-ray image-guided microwave tissue coagulation (MTC) in a jaundiced man with non-resected bile duct carcinoma
- Long-term survival for 13 years after percutaneous transhepatic cholangioscopic microwave tissue coagulation (MTC) in an inoperable jaundiced woman with bile duct carcinoma
- In situ Micro-Raman Investigation of Spatio-Temporal Evolution of Heat in Ultrafast Laser Microprocessing of Glass
- Central nervous system lesions due to juvenile myelomonocytic leukemia progressed in a boy undergoing first line chemotherapy
- Intracranial Germinoma Manifesting as Cavernous Sinus Syndrome : Case Report
- Facile construction of optically active 1,3-diols. Synthesis of (2S,4R)-7-octene-2,4-diol and endo-(1S,3S,5R)- and exo-(1R,3S,5S)-1,3-dimethyl-2,9-dioxabicyclo[3.3.1]nonane.
- Highly Sensitive Signal Detection in Stimulated Parametric Emission Microscopy Based on Two-Beam Interferometry
- Synthetic Application of Benzothiazole Ring System as an On-Off Type of Leaving Group. Synthesis of Ketones and Carboxylic Acid Derivatives from 2-(1-Substituted 1-Hydroxyalkyl)- and 2-(1-Hydroxyalkyl)benzothiazoles.
- Lewis acid-promoted cross aldol reaction of aldehydes with ketones utilizing 3-methyl-2-phenyl-2-(2-oxoalkyl)benzothiazolines as an enolate-transferring reagent.
- Multi-Spectral Two-Photon Excited Fluorescence Microscopy Using Supercontinuum Light Source
- Intracranial Germinoma Manifesting as Cavernous Sinus Syndrome:—Case Report—
- Stereoselective syn-reduction of (R)-4-acyl-2,2-dimethyl-1,3-dioxolanes with metal hydride reagents.
- Nonacidic and highly chemoselective protection of the carbonyl function. 3-Methylbenzothiazolines as a base- and acid-resistant protected form for the carbonyl groups.
- In situ generation and synthetic application of 2-phenylbenzimidazoline to the selective reduction of carbon-carbon double bonds of electron-deficient olefins.
- Synthesis of 2[1-(alkoxycarbonyl)alkyl]-3-methylbenzothiazolines and 3-methyl-2-(2-oxoalkyl)benzothiazolines by the direct alkylation of lithium enolates with 3-methylbenzothiazolium salts.
- General reactivity of 2-lithiobenzothiazole to various electrophiles and the use as a formyl anion equivalent in the synthesis of .ALPHA.-hydroxy carbonyl compounds.
- Cholangioscopic microwave tissue coagulation (MTC) and recanalization of the bile duct with complete obstruction due to pancreatic carcinoma in the far advanced stage
- Enhanced antitumor effect of lower-dose and longer-term CPT-11 treatment in combination with low-dose celecoxib against neuroblastoma xenografts