Restricted Rotation Involving the Tetrahedral Carbon. LXIII. Endeavor toward Enhancing the Rotational Barrier in 9-s-Alkyltriptycenes^<1)>
スポンサーリンク
概要
- 論文の詳細を見る
- Chemical Society of Japanの論文
- 1996-11-15
著者
-
ASAKURA Mitsuhiro
Department of Chemistry, Faculty of Science, Okayama University of Science
-
Fukuda T
Kyushu Univ. Fukuoka
-
Toyota S
Okayama Univ. Sci. Okayama Jpn
-
Toyota Shinji
Department Of Chemistry Faculty Of Science Okayama University Of Science
-
Aki M
Okayama Univ. Sci. Okayama
-
Oki Michinori
Department Of Chemistry Faculty Of Science Okawama University Of Science
-
FUKUDA Taizo
Department of Chemistry, Faculty of Science, Okayama University of Science
-
Asakura Mitsuhiro
Department Of Chemistry Faculty Of Science Okayama University Of Science
-
Oki Michinori
Department Of Chemistry Faculty Of Science Okayam University Of Science
-
Toyota Shinji
Department Of Chemistry Faculty Of Science Okawama University Of Science
関連論文
- Reaction of 2-(Alkylthiomethyl)phenyllithium with Copper(I) Halides and Structure and Properties of One of the Products -Copper(I) Complexes of 2,2'-Bis(alkylthiomethyl)biphenyl^
- Catenation of 2,2'-Bis(ethylthiomethyl)biphenyl with Copper(I) Bromide
- Reactivitie of Stable Rotamers. XLII. Generation and Fates of Rotameric [1-(9-Fluorenyl)-2-naphthyl]methyl Radicals
- Reactivities of Stable Rotamers. XLI. Reactions of 1-(9-Fluorenyl)-2-(1-methylethenyl)naphthalene Rotamers with Chalcogenyl Halides and Observation of Coloration During the Reaction of Methanesulfenyl Chloride and the ap-Rotamer
- Reactions of ap- and sp- 1-(9-Fluorenyl)-2-(1-methylethenyl)naphthalene Rotamers with Bromine Chloride or Iodine Chloride and Unusual Populations of the Corresponding 1-(9-Fluorenyl)-2-[(E)-2-halo-1-methylethenyl]naphthalene Rotamers^
- Reactivities of Stable Rotamers. XXXVIII. Reaction of Chlorine with 1-(9-Fluorenyl)-2-(1-methylethenyl)naphthalene Rotamers : Outstanding Solvent Effects on Product Distribution and Ritter Type Reactions in Acetonitrile^
- Reactivities of Stable Rotamers. XLIII. Diazotization of 2-Methyl-2-(1,2,3,4-tetrachloro- and 1,4-dimethoxy-9-triptycyl)propylamine Rotamers^
- Reactivities of Stable Rotamers. XXXV. Diazotization of 2-(1,4-Dimethyl-9-triptycyl)-2-methyl-Propylamine Rotamers
- Absolute Conformation and Chiroptical Properties. VII. 9(1')-Msc and Psc Forms of 9-(2-Fluoro-1,1-dimethylethyl)-and 9-(1,1-Dimethylpropyl)-11,12-bis(methoxycarbonyl)-9,10-dihydro-9,10-ethenoanthracenes
- Structural and Stereochemical Studies of Tris[2-(trifluoromethyl)phenyl]borane: Spontaneous Resolution, Stereodynamics, and Intramolecular C-F【triple bond】B Interactions
- Rotational Isomerism Involving an Acetylenic Carbon: Synthesis of and Barrier to Rotation around C(sp)-C(sp^3) Bonds in Bis(1,4-disubstituted 9-triptycyl)ethynes
- Effect of Benzylic Methyl Groups on Kinetic Basicity of Amine Ligand in o-Boron Substituted N,N-Dimethylbenzylamines
- Absolute Conformation and Chiroptical Properties. VI. 2,2',3,3'-Tetramethoxy-9,9'-bitriptycyl : A Stereochemical Analog of 1,2-Disubstituted Ethane with Identical Substituents^
- A Report From the Steering Group of the Special Project Research on Science Education
- Gelation of Fully Acylated Cellobiose in Alkane Solution
- Dimensiosolvatic Effects. VI. Rates of Ionization of 2-Fluoro-4, 4, 5, 5-tetramethyl-1, 3-dioxolane : Dimensiosolvatic vs. Hydrogen-Bond Effects
- Dimensiosolvatic Effects. IV. Topomerization in Alkyl α-Chlorobenzyl Ethers and Insights into Mechanisms of Their Thermolyses^
- Dimensiosolvatic Effects. III. Quantification of Dimensiosolvatic Effects by Solvolyses of 2-Bromoadamantane in Water-Alcohol Mixtures^
- Effects of Solvent Molecular Size on Rates of Topomerization in Organolithium Compounds
- Chemistry of Anthracene-Acetylene Oligomers XV. Synthesis, Structures, and Dynamic Behavior of Chiral Anthrylene-Ethynylene Cyclic Tetramers and Related Derivatives and Resolution of Enantiomers
- Reactivities of Stable Rotamers. XXXIX. Thermal Decomposition of t-Butyl 3-Methyl-3-(substituted 9-triptycyl)peroxybutanoate Rotamers^
- Absolute Conformation of Methyl 3-(1,4-Dimethoxy- and 1,4-dimethyl-9-triptycyl)-3-methylbutanoate Rotamers
- Chemistry of Anthracene-Acetylene Oligomers. II. Synthesis, Structure, and Properties of 1,8-Anthrylene-Ethynylene Cyclic Tetramers and Related Acyclic Oligomers
- How Do Ethane-Type Molecules Avoid Eclipsing When Forced as Such? The Case of 7, 8, 9, 10-Tetrachloro-1, 1-dimethyl-1, 2, 6, 10b-tetrahydro-6, 10b-o-benzenoaceanthrylene
- School Systems and Chemical Education in Japan
- Automatic detection of spleen and gallbladder region employing rib information
- University Chemical Education in Japan : Its General Background
- Structures and Conformational Analysis of 1,8-Bis(9-triptycylethynyl) anthracene and Its Derivatives as Prototypes of Molecular Spur Gears
- Rotational Isomerism Involving an Acetylenic Carbon II : Effect of 1-Halogen Substituents on Rotamer Population and Rotational Barrier around C(sp)-C(sp^3) Bonds in Bis(9-triptycyl)ethynes^1
- Synthesis and Structure of 1,4-Dimethoxy and 1,4-Dimethyl-9-(trifluoromethyl)triptycenes
- Chemistry of Anthracene-Acetylene Oligomers. XIV. Convenient Synthesis of Anthrylethynes by Double Elimination Reaction from Aldehydes and Sulfones
- Molecular Structure of Chlorocycloheptane in Inclusion Compound with 9,9'-Bianthryl and Gelation during Crystallization
- Chemistry of Anthracene-Acetylene Oligomers : XIII. Synthesis, Structures, and Spectroscopic Properties of All Possible 1,8-Anthrylene Cyclic Tetramers with Acetylene and Diacetylene Linkers
- Chemistry of Anthracene-Acetylene Oligomers. X. Synthesis, Structures, and Properties of 1,8-Anthrylene-Alkynylene Cyclic Trimers
- Enantiomeric Resolution of Chiral 1,8-Anthrylene Cyclic Tetramers with Acetylene and Diacetylene Linkers
- Construction of Strained Frameworks with 1,8-Anthrylene Units and Acetylene Linkers : Synthesis and Structures of Cyclic Trimers
- Rotational Isomerism Involving an Acetylenic Carbon VII. Restricted Rotation about Acetylenic Axis in a Diphenylethyne Derivative with Sterically Crowded m-Terphenyl Moieties
- Enantiopure 1,8-Anthrylene Dimer with Acetylene Linkers and an Intraannular Alkyl Group
- Absolute Configuration and Chiroptical Properties of an Enantiopure [5-Chloro-2-(dimethylaminomethyl)phenyl]-phenylborane Complex
- Rotational Isomerism Involving an Acetylenic Carbon VI. Syntheses, Structures, and Dynamic Stereochemistry of Bis(1-phenyl-9-anthryl)ethynes : Highly Restricted Rotation about Acetylenic Axis in Acyclic Diarylethynes
- Benzene-Ethene Interactions as Studied by ab initio Calculations
- Optical Resolution of Chiral Buckybowls by Chiral HPLC
- Influence of Conformation of 9,10-Anthrylene Rotors on Structures and Self-association Properties of Macrocyclic Arylene-Alkynylene Oligomers
- Substituent Effects on Configurational Stabilities at Tetrahedral Boron Atoms in Intramolecular Borane-Amine Complexes : Structures, Enantiomeric Resolution, and Rates of Enantiomerization of [2-(Dimethylaminomethyl)phenyl]phenylboranes
- Enantiomeric Resolution of Intramolecular Amine-Borane Complex with a Chiral Boron Center
- Effects of Solvent Molecular Size on Dissociation Rates of the N-H Bond in Ammonium Salts Derived from Tertiary Amines
- Reactivities of Stable Rotamers XXXVII : Thermolyses and Photolyses of 2(1H)-Thioxo-1-pyridyl 3-(1, 4-Dimethyl-9-triptycyl)-3-methylbutanoate Rotamers^
- Mechanism of Sulfur Inversion in Sulfide Complexes of Gold(I) and Gold(III)
- Restricted Rotation Involving the Tetrahedral Carbon. LXIV. Barriers to Rotation of s-Alkyl Groups in 9-s-Alkyl-8,13-difluoro-1,4-dimethyl-and 1,2,3,4-tetrachloro-triptycenes
- Absolute Stereochemisty and Chiroptical Properties of 3, 3'-Bis(methoxycarbonyl)-9, 9'-bianthryl
- Restricted Rotation Involving the Tetrahedral Carbon. LXIII. Endeavor toward Enhancing the Rotational Barrier in 9-s-Alkyltriptycenes^
- Chemistry of Anthracene-Acetylene Oligomers. XVIII. Construction and Structures of Belt-Shaped Macrocyclic Oligomers with Anthracene Units and Acetylene Linkers and Resolution of Chiral Derivatives
- Introduction of Two Anthracene Moieties into Perylenebis(dicarboximide) Core by Suzuki-Miyaura Coupling toward Construction of Donor-Acceptor-Donor Arrays
- Chemistry of Anthracene-Acetylene Oligomers. XIX. Construction of Higher 1,8-Anthrylene-Alkynylene Macrocycles : Synthesis, Structures, and Conformational Analysis of Cyclic Hexamer and Dodecamer
- Intramolecular C=O・・・B Interactions in o-Boron Substituted Benzaldehyde, Acetophenone, and Benzophenone
- How to Construct Chiral Macrocycles from Anthracene Units and Acetylene Linkers
- Enantiomeric Resolution and Absolute Stereochemistry of Stable Rotamers of Dimethyl 6,6'-Dimethyl-9,9'-bitriptycyl-2,2'-dicarboxylate as a Stereochemical Analog of (R^*,R^*)- and (R,S)-Tartaric Acids
- Construction of Three-dimensional Framework with 1,8-Anthrylene and Butadiynylene Building Units : Synthesis and Properties of Cyclic Tetramers
- Literacy in Science and Technology
- Social Goals and Science Education in Japan
- Environmental Problems in General
- Reactivities of stable rotamers. XXII. Lewis acid-catalyzed reactions of 3-(1,4-disubstituted 9-triptycyl)-3-methylbutanoyl chloride. Isolation of rotameric ketones and competition between cyclizations to substituted and to unsubstituted benzene rings.
- Dynamic NMR as a nondestructive method for the determination of rates of dissociation. V. Proton affinities of p-substituted N,N-dibenzylanilines in aprotic solvents.
- Restricted Rotation Involving the Tetrahedral Carbon. XIV. Conformational Equilibria and Attractive Interactions in Substituted 9-Benzyltriptycenes
- Restricted Rotation Involving the Tetrahedral Carbon. XI. Barriers to Rotation and Conformational Preferences of Substituted 9-Isopropyltriptycenes
- Restricted rotation involving the tetrahedral carbon. XLII. Barriers to rotation and populations of rotamers in 9-(2-(substituted methyl)-1-napthyl)fluorenes.
- Reactivities of stable rotamers. XI. Rotamer distributions and some addition reactions to the carbonyl in 9-(2-(substituted carbonyl)-1-naphthyl)fluorene rotamers.
- Reactivities of stable rotamers. X. Reactions of 9-(2-formyl-1-naphthyl)fluorene rotamers and related compounds.
- Dynamic NMR as a nondestructive method for the determination of rates of dissociation. III. Ionic dissociation of .ALPHA.-chlorodibenzyl sulfide.
- Reaction of trans-Stilbene with Methanesulfenyl Chloride
- Reactivities of stable rotamers. VI. Manifestation of differential reactivities of the methyls in a t-butyl group in radical halogenations.
- Restricted rotation involving the tetrahedral carbon. XLIII. Buttressing effect on rotational barriers in bromine-substituted 9-(2-methoxy-4,6-dimethylphenyl)fluorenes.
- Anomeric Effect Involving Carboxyl and Ethynyl Group in Sulfur-Containing Heterocycles
- 2-Chloro-1,3,5-trithiane and 2-chloro-1,3-dithiane. Their ionic dissociation and reactions with nucleophiles.
- Direct measurement of the rates of ionic dissociation by dynamic NMR technique. Dissociation of .ALPHA.-chlorodibenzyl sulfides.
- Dynamic NMR as a nondestructive method for the determination of rates of dissociation. XII. Dissociation of the olefin in trans-dichloro(4-methyl-1-pentene)(4-substituted pyridine 1-oxide)platinum(II) complexes.
- Rotamer populations and molecular structure of 9-isobutyl-1,4-dimethoxytriptvcene: Further evidence for the presence of CH3...O hydrogen bond.
- Dynamic NMR as a Nondestructive Method for the Determination of Rates of Dissociation. XVIII. Factors Affecting the Rates of Dissociation of N-B Bond in the Coordinated Form of 9-(2-(Dialkylaminomethyl)-phenyl)-9-borabicyclo(3.3.1)nonanes.
- Dynamic NMR as a nondestructive method for the determination of rates of dissociation. XVII. Dissociation of the N-B bond in the coordinated form of 2-(2-(dimethylaminomethyl)phenyl)-4,4-diphenyl-1,3,2-dioxaborolane and related compounds.
- Reactivities of stable rotamers. XII. Reactions of 9-(2-bromomethyl-6-methylphenyl)fluorene rotamers with nucleophiles.
- Restricted rotation involving the tetrahedral carbon. XXXIX. 9-(2-Methoxy-1-methylethyl)triptycene derivatives.
- Reactivities of stable rotamers. IX. Ionizing reactions of 9-(2-bromomethyl-6-methylphenyl)fluorene rotamers.
- Anomeric Effect in Sulfur Heterocycles Carrying Sulfur Substituents
- Effects of para-Substituents on the Rates of Inversion of Biphenyl Derivatives. I. 5,7-Dihydrodibenzo[c,e]thiepins
- Substituent Effect on the Anomeric Effect in 1,3,5-Trithiane Derivatives
- Dynamic NMR as a nondestructive method for the determination of rates of dissociation. XIII. Sulfur inversion in 9,9-dialkyl-10-mesitylthioxanthenium salts.
- Sulfur inversion in and molecular structure of meso-3,4-diethyl-3,4-dimethyl-1-phenylthiolanium tetrafluoroborate.
- Restricted rotation involving the tetrahedral carbon. LIX Stereodynamics of singly peri-substituted 9-(3,5-dimethylphenoxy)triptycene derivatives.
- The Reaction of Sulfenyl Chlorides with Thioethers. III. The Configuration and the Isomerization of cis- and trans-α-Methylthio-β-phenylthiostyrenes
- Implications of X-ray crystallographic results of 1,2,3,4-tetrachloro-9-(2-oxopropyl)triptycene rotamers.
- Reactivities of stable rotamers. XIV. Reaction of 9-(2-(substituted methyl)-6-methylphenyl)fluorene rotamers with butyllithium.
- Dynamic NMR as a nondestructive method for the determination of rates of dissociation. IX. Rates of dissociative reactions of the coordinated form of (o-(diethylaminomethyl)phenyl)halodimethyl(or diphenyl)stannanes.
- Restricted rotation involving the tetrahedral carbon. LII. Rotational barriers in 1,2,3,4-tetrafluoro- and 1,4-dimethoxy-9-(1-cyano-1-methylethyl)triptycenes.
- Reactivities of stable rotamers. VIII. Difference in reactivities of 1,2,3,4-tetrachloro-9-(2-halo-1,1-dimethylethyl)triptycene rotamers in Lewis acid-catalyzed reactions.
- Restricted Rotation Involving the Tetrahedral Carbon. I. Some Diels-Alder Adducts Derived from 9-Substituted Anthracenes
- Nuclear Magnetic Resonance Study of the Effect of the Hydrogen Bond on the Internal Rotation of Biphenyls
- Reactivities of stable rotamers. XXV. Deprotonation at the 9-position of 9-(2-substituted 1-naphthyl)fluorene rotamers with butyllithium.
- Restricted rotation involving the tetrahedral carbon. LV. Differential effects of the peri-substituents on the rotational barriers in 9-ethyl-,9-allyl-, and 9-benzyltriptycenes.
- Dynamic NMR as a nondestructive method for determination of rates of dissociation. XV. Dissociation of thioether and ether ligands in tin(IV) and boron complexes and significance of entropy of activation therein.
- Attractive interactions between carbonyls and groups bearing lone-pair electrons in triptycene systems.