Carbohydrate polymer technologies and applications |
Pubbl/distr/stampa | Amsterdam : , : Elsevier, Ltd., , [2020]- |
Descrizione fisica | 1 online resource |
Soggetto topico |
Polysaccharides
Biopolymers Polymers Oligomers |
Soggetto genere / forma |
Periodical
Periodicals. |
ISSN | 2666-8939 |
Formato | Materiale a stampa |
Livello bibliografico | Periodico |
Lingua di pubblicazione | eng |
Record Nr. | UNISA-996404413403316 |
Amsterdam : , : Elsevier, Ltd., , [2020]- | ||
Materiale a stampa | ||
Lo trovi qui: Univ. di Salerno | ||
|
Carbohydrate polymer technologies and applications |
Pubbl/distr/stampa | Amsterdam : , : Elsevier, Ltd., , [2020]- |
Descrizione fisica | 1 online resource |
Soggetto topico |
Polysaccharides
Biopolymers Polymers Oligomers |
Soggetto genere / forma |
Periodical
Periodicals. |
ISSN | 2666-8939 |
Formato | Materiale a stampa |
Livello bibliografico | Periodico |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910439033803321 |
Amsterdam : , : Elsevier, Ltd., , [2020]- | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Electronic materials : the oligomer approach / / K. Mullen [et al.] |
Autore | Mullen K (Klaus) |
Pubbl/distr/stampa | Weinheim ; ; New-York, : Wiley-VCH, c1998 |
Descrizione fisica | 1 online resource (630 p.) |
Disciplina |
547.7
621.381 |
Altri autori (Persone) | WegnerGerhard <1940-> |
Soggetto topico |
Oligomers
Chemistry, Technical |
ISBN |
1-282-01026-3
9786612010262 3-527-60322-0 3-527-61205-X |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto | Electronic Materials : The Oligomer Approach; Contents; 1 Hydrocarbon Oligomers; 2 Sulfur-Containing Oligomers; 3 Nitrogen-Containing Oligomers; 4 Oligomeric Metal Complexes; 5 Crystal Structure; 6 Structure and Optical Properties of Conjugated Oligomers from their Vibrational Spectra; 7 Electronic Excitation; 8 Nonlinear Optical Properties of Oligomers; 9 Electrochemical Properties; 10 Optical Applications; 11 Field-Effect Transistors Based on Conjugated Materials; Index |
Record Nr. | UNINA-9910877196703321 |
Mullen K (Klaus) | ||
Weinheim ; ; New-York, : Wiley-VCH, c1998 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Electronic materials [[electronic resource] ] : the oligomer approach / / K. Müllen [et al.] |
Autore | Müllen K (Klaus) |
Pubbl/distr/stampa | Weinheim ; ; New-York, : Wiley-VCH, c1998 |
Descrizione fisica | 1 online resource (630 p.) |
Disciplina |
547.7
621.381 |
Altri autori (Persone) | WegnerGerhard <1940-> |
Soggetto topico |
Oligomers
Chemistry, Technical |
Soggetto genere / forma | Electronic books. |
ISBN |
1-282-01026-3
9786612010262 3-527-60322-0 3-527-61205-X |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto | Electronic Materials : The Oligomer Approach; Contents; 1 Hydrocarbon Oligomers; 2 Sulfur-Containing Oligomers; 3 Nitrogen-Containing Oligomers; 4 Oligomeric Metal Complexes; 5 Crystal Structure; 6 Structure and Optical Properties of Conjugated Oligomers from their Vibrational Spectra; 7 Electronic Excitation; 8 Nonlinear Optical Properties of Oligomers; 9 Electrochemical Properties; 10 Optical Applications; 11 Field-Effect Transistors Based on Conjugated Materials; Index |
Record Nr. | UNINA-9910144720503321 |
Müllen K (Klaus) | ||
Weinheim ; ; New-York, : Wiley-VCH, c1998 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Electronic materials [[electronic resource] ] : the oligomer approach / / K. Müllen [et al.] |
Autore | Müllen K (Klaus) |
Pubbl/distr/stampa | Weinheim ; ; New-York, : Wiley-VCH, c1998 |
Descrizione fisica | 1 online resource (630 p.) |
Disciplina |
547.7
621.381 |
Altri autori (Persone) | WegnerGerhard <1940-> |
Soggetto topico |
Oligomers
Chemistry, Technical |
ISBN |
1-282-01026-3
9786612010262 3-527-60322-0 3-527-61205-X |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto | Electronic Materials : The Oligomer Approach; Contents; 1 Hydrocarbon Oligomers; 2 Sulfur-Containing Oligomers; 3 Nitrogen-Containing Oligomers; 4 Oligomeric Metal Complexes; 5 Crystal Structure; 6 Structure and Optical Properties of Conjugated Oligomers from their Vibrational Spectra; 7 Electronic Excitation; 8 Nonlinear Optical Properties of Oligomers; 9 Electrochemical Properties; 10 Optical Applications; 11 Field-Effect Transistors Based on Conjugated Materials; Index |
Record Nr. | UNINA-9910830371703321 |
Müllen K (Klaus) | ||
Weinheim ; ; New-York, : Wiley-VCH, c1998 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Foldamers [[electronic resource] ] : structure, properties, and applications / / edited by Stefan Hecht and Ivan Huc ; foreword by François Diederich |
Pubbl/distr/stampa | Weinheim, : Wiley-VCH, c2007 |
Descrizione fisica | 1 online resource (459 p.) |
Disciplina |
541
547.7 |
Altri autori (Persone) |
HechtStefan <1974->
HucIvan |
Soggetto topico |
Chemistry, Technical
Molecules - Models Oligomers |
Soggetto genere / forma | Electronic books. |
ISBN |
1-281-08796-3
1-282-11841-2 9786612118418 9786611087968 3-527-61147-9 3-527-61148-7 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Foldamers; Foreword; Contents; Preface; List of Contributors; Part 1 Structure: Foldamer Design Concepts; 1 Foldamers Based on Local Conformational Preferences; 1.1 Introduction; 1.2 Rigidly Locked Molecules; 1.3 Predictable Foldamers; 1.3.1 Local Conformational Control; 1.3.2 Folded Conformations of π-conjugated Systems; 1.3.2.1 Crescents and Helices; 1.3.2.2 Linear Strands; 1.3.2.3 Macrocycles; 1.3.3 Partially π-conjugated Oligomers; 1.4 Semi-rigid Backbones; 1.4.1 Tertiary Aromatic Amides, Imides and Ureas; 1.4.2 Tertiary Aliphatic Amides: Polyprolines and Peptoids
1.4.3 Hindered Polymer and Oligomer Backbones1.5 Conformational Transitions; 1.6 Conclusion and Perspectives; References; 2 Foldamers Based on Remote Intrastrand Interactions; 2.1 Introduction; 2.2 What can be Learned from Strategies used to Control Conformations of α-Polypeptides?; 2.3 Helices from Homogeneous Oligomeric Backbones with Periodicity at the Monomer Level: ω-Peptides and their Analogs; 2.3.1 Compact Helices with Large (>10 atoms) H-bonded Rings; 2.3.1.1 The Homologation Strategy: β- and γ-Peptide Foldamers 2.3.1.2 Imposing Backbone Conformational Restriction/Pre-organization for Optimal Helical Folding2.3.1.3 Folding in an Aqueous Environment; 2.3.1.4 Dynamics of β- and γ-Peptide Helices: Evidence for Noncooperative Folding/Unfolding Processes; 2.3.2 Extended Helices with Small H-bonded Rings Centered at a Single Residue; 2.3.2.1 α-Peptides: the γ-Helix; 2.3.2.2 ω-Peptides with Specific Conformation-stabilizing Elements; 2.3.2.3 Stabilizing Local Backbone Conformation by Inverse-Bifurcation Involving an Additional Heteroatom; 2.4 Oligoamide Mixed Helices 2.4.1 The α-Oligopeptide Precedent: from Antibiotic Gramicidin A to Poly-Gln Aggregates in Huntington's Disease2.4.2 Introducing Periodicity at the Level of a Dimer Unit in β-Peptides leads to a Remarkably Stable Mixed Helical Fold; 2.4.2.1 By Mixing β(2)- and β(3)-Amino Acids; 2.4.2.2 Additional Substitution Patterns Stabilizing the Mixed 10/12- (12/10-) Helix; 2.4.3 Extending the Concept of Mixed Helices; 2.5 Nonperiodic Structures: Open Chain β-Turn-like Motifs and Hairpins in Designed Homo-oligomers; 2.5.1 Sheet-forming ω-peptides; 2.5.2 Turn Segment for Hairpin Formation 2.6 Expanding Structural Diversity with Heterogeneous Backbones2.6.1 From Discrete ω-Amino Acid Guests in α-Helices to Helical α,ω- and β,γ-Peptide Hybrids; 2.6.2 Hairpins from α,ω-Peptide Hybrids; 2.6.3 Sculpting New Shapes by Integrating H-Bonding, Aromatic Interactions and Multiple Levels of Pre-organization; 2.7 Conclusion and Outlook; References; 3 Foldamers Based on Solvophobic Effects; 3.1 Introduction; 3.2 Learning from Solvophobically Driven Assemblies - Intermolecular Solvophobic Interactions; 3.3 Learning from Synthetic and Biological Polymers 3.4 Recent Advances in Foldamers Based on Solvophobic Effects |
Record Nr. | UNINA-9910144010903321 |
Weinheim, : Wiley-VCH, c2007 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Foldamers [[electronic resource] ] : structure, properties, and applications / / edited by Stefan Hecht and Ivan Huc ; foreword by François Diederich |
Pubbl/distr/stampa | Weinheim, : Wiley-VCH, c2007 |
Descrizione fisica | 1 online resource (459 p.) |
Disciplina |
541
547.7 |
Altri autori (Persone) |
HechtStefan <1974->
HucIvan |
Soggetto topico |
Chemistry, Technical
Molecules - Models Oligomers |
ISBN |
1-281-08796-3
1-282-11841-2 9786612118418 9786611087968 3-527-61147-9 3-527-61148-7 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Foldamers; Foreword; Contents; Preface; List of Contributors; Part 1 Structure: Foldamer Design Concepts; 1 Foldamers Based on Local Conformational Preferences; 1.1 Introduction; 1.2 Rigidly Locked Molecules; 1.3 Predictable Foldamers; 1.3.1 Local Conformational Control; 1.3.2 Folded Conformations of π-conjugated Systems; 1.3.2.1 Crescents and Helices; 1.3.2.2 Linear Strands; 1.3.2.3 Macrocycles; 1.3.3 Partially π-conjugated Oligomers; 1.4 Semi-rigid Backbones; 1.4.1 Tertiary Aromatic Amides, Imides and Ureas; 1.4.2 Tertiary Aliphatic Amides: Polyprolines and Peptoids
1.4.3 Hindered Polymer and Oligomer Backbones1.5 Conformational Transitions; 1.6 Conclusion and Perspectives; References; 2 Foldamers Based on Remote Intrastrand Interactions; 2.1 Introduction; 2.2 What can be Learned from Strategies used to Control Conformations of α-Polypeptides?; 2.3 Helices from Homogeneous Oligomeric Backbones with Periodicity at the Monomer Level: ω-Peptides and their Analogs; 2.3.1 Compact Helices with Large (>10 atoms) H-bonded Rings; 2.3.1.1 The Homologation Strategy: β- and γ-Peptide Foldamers 2.3.1.2 Imposing Backbone Conformational Restriction/Pre-organization for Optimal Helical Folding2.3.1.3 Folding in an Aqueous Environment; 2.3.1.4 Dynamics of β- and γ-Peptide Helices: Evidence for Noncooperative Folding/Unfolding Processes; 2.3.2 Extended Helices with Small H-bonded Rings Centered at a Single Residue; 2.3.2.1 α-Peptides: the γ-Helix; 2.3.2.2 ω-Peptides with Specific Conformation-stabilizing Elements; 2.3.2.3 Stabilizing Local Backbone Conformation by Inverse-Bifurcation Involving an Additional Heteroatom; 2.4 Oligoamide Mixed Helices 2.4.1 The α-Oligopeptide Precedent: from Antibiotic Gramicidin A to Poly-Gln Aggregates in Huntington's Disease2.4.2 Introducing Periodicity at the Level of a Dimer Unit in β-Peptides leads to a Remarkably Stable Mixed Helical Fold; 2.4.2.1 By Mixing β(2)- and β(3)-Amino Acids; 2.4.2.2 Additional Substitution Patterns Stabilizing the Mixed 10/12- (12/10-) Helix; 2.4.3 Extending the Concept of Mixed Helices; 2.5 Nonperiodic Structures: Open Chain β-Turn-like Motifs and Hairpins in Designed Homo-oligomers; 2.5.1 Sheet-forming ω-peptides; 2.5.2 Turn Segment for Hairpin Formation 2.6 Expanding Structural Diversity with Heterogeneous Backbones2.6.1 From Discrete ω-Amino Acid Guests in α-Helices to Helical α,ω- and β,γ-Peptide Hybrids; 2.6.2 Hairpins from α,ω-Peptide Hybrids; 2.6.3 Sculpting New Shapes by Integrating H-Bonding, Aromatic Interactions and Multiple Levels of Pre-organization; 2.7 Conclusion and Outlook; References; 3 Foldamers Based on Solvophobic Effects; 3.1 Introduction; 3.2 Learning from Solvophobically Driven Assemblies - Intermolecular Solvophobic Interactions; 3.3 Learning from Synthetic and Biological Polymers 3.4 Recent Advances in Foldamers Based on Solvophobic Effects |
Record Nr. | UNINA-9910830554803321 |
Weinheim, : Wiley-VCH, c2007 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Foldamers : structure, properties, and applications / / edited by Stefan Hecht and Ivan Huc ; foreword by Francois Diederich |
Pubbl/distr/stampa | Weinheim, : Wiley-VCH, c2007 |
Descrizione fisica | 1 online resource (459 p.) |
Disciplina |
541
547.7 |
Altri autori (Persone) |
HechtStefan <1974->
HucIvan |
Soggetto topico |
Chemistry, Technical
Molecules - Models Oligomers |
ISBN |
1-281-08796-3
1-282-11841-2 9786612118418 9786611087968 3-527-61147-9 3-527-61148-7 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Foldamers; Foreword; Contents; Preface; List of Contributors; Part 1 Structure: Foldamer Design Concepts; 1 Foldamers Based on Local Conformational Preferences; 1.1 Introduction; 1.2 Rigidly Locked Molecules; 1.3 Predictable Foldamers; 1.3.1 Local Conformational Control; 1.3.2 Folded Conformations of π-conjugated Systems; 1.3.2.1 Crescents and Helices; 1.3.2.2 Linear Strands; 1.3.2.3 Macrocycles; 1.3.3 Partially π-conjugated Oligomers; 1.4 Semi-rigid Backbones; 1.4.1 Tertiary Aromatic Amides, Imides and Ureas; 1.4.2 Tertiary Aliphatic Amides: Polyprolines and Peptoids
1.4.3 Hindered Polymer and Oligomer Backbones1.5 Conformational Transitions; 1.6 Conclusion and Perspectives; References; 2 Foldamers Based on Remote Intrastrand Interactions; 2.1 Introduction; 2.2 What can be Learned from Strategies used to Control Conformations of α-Polypeptides?; 2.3 Helices from Homogeneous Oligomeric Backbones with Periodicity at the Monomer Level: ω-Peptides and their Analogs; 2.3.1 Compact Helices with Large (>10 atoms) H-bonded Rings; 2.3.1.1 The Homologation Strategy: β- and γ-Peptide Foldamers 2.3.1.2 Imposing Backbone Conformational Restriction/Pre-organization for Optimal Helical Folding2.3.1.3 Folding in an Aqueous Environment; 2.3.1.4 Dynamics of β- and γ-Peptide Helices: Evidence for Noncooperative Folding/Unfolding Processes; 2.3.2 Extended Helices with Small H-bonded Rings Centered at a Single Residue; 2.3.2.1 α-Peptides: the γ-Helix; 2.3.2.2 ω-Peptides with Specific Conformation-stabilizing Elements; 2.3.2.3 Stabilizing Local Backbone Conformation by Inverse-Bifurcation Involving an Additional Heteroatom; 2.4 Oligoamide Mixed Helices 2.4.1 The α-Oligopeptide Precedent: from Antibiotic Gramicidin A to Poly-Gln Aggregates in Huntington's Disease2.4.2 Introducing Periodicity at the Level of a Dimer Unit in β-Peptides leads to a Remarkably Stable Mixed Helical Fold; 2.4.2.1 By Mixing β(2)- and β(3)-Amino Acids; 2.4.2.2 Additional Substitution Patterns Stabilizing the Mixed 10/12- (12/10-) Helix; 2.4.3 Extending the Concept of Mixed Helices; 2.5 Nonperiodic Structures: Open Chain β-Turn-like Motifs and Hairpins in Designed Homo-oligomers; 2.5.1 Sheet-forming ω-peptides; 2.5.2 Turn Segment for Hairpin Formation 2.6 Expanding Structural Diversity with Heterogeneous Backbones2.6.1 From Discrete ω-Amino Acid Guests in α-Helices to Helical α,ω- and β,γ-Peptide Hybrids; 2.6.2 Hairpins from α,ω-Peptide Hybrids; 2.6.3 Sculpting New Shapes by Integrating H-Bonding, Aromatic Interactions and Multiple Levels of Pre-organization; 2.7 Conclusion and Outlook; References; 3 Foldamers Based on Solvophobic Effects; 3.1 Introduction; 3.2 Learning from Solvophobically Driven Assemblies - Intermolecular Solvophobic Interactions; 3.3 Learning from Synthetic and Biological Polymers 3.4 Recent Advances in Foldamers Based on Solvophobic Effects |
Record Nr. | UNINA-9910877205803321 |
Weinheim, : Wiley-VCH, c2007 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Handbook of chemical glycosylation : advances in stereoselectivity and therapeutic relevance / / edited by Alexei V. Demchenko |
Pubbl/distr/stampa | Weinheim, [Germany] : , : Wiley-VCH Verlag GmbH & Co. KGaA, , 2008 |
Descrizione fisica | 1 online resource (525 p.) |
Disciplina | 547.78 |
Soggetto topico |
Glycosylation
Oligomers |
ISBN |
1-282-78437-4
9786612784378 3-527-62164-4 3-527-62165-2 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Handbook of Chemical Glycosylation; Contents; Preface; List of Contributors; 1 General Aspects of the Glycosidic Bond Formation; 1.1 Introduction; 1.2 Major Types of O-Glycosidic Linkages; 1.3 Historical Development: Classes of Glycosyl Donors; 1.4 General Reaction Mechanism; 1.5 Anomeric Effects; 1.6 Stereoselectivity of Glycosylation; 1.6.1 Structure of the Glycosyl Donor; 1.6.1.1 Protecting Groups; 1.6.1.2 Leaving Group; 1.6.2 Structure of the Glycosyl Acceptor; 1.6.2.1 Position of the Hydroxyl; 1.6.2.2 Protecting Groups; 1.6.3 Reaction Conditions; 1.6.3.1 Solvent Effect
1.6.3.2 Promoter (Catalyst), Additions1.6.3.3 Temperature and Pressure; 1.6.4 Other Factors; 1.7 Special Cases of Glycosylation; 1.7.1 Aminosugars; 1.7.2 Sialosides; 1.7.3 Synthesis of 2-Deoxyglycosides; 1.7.4 Synthesis of β-Mannosides; 1.7.5 Synthesis of Furanosides; 1.8 Glycosylation and Oligosaccharide Sequencing; 1.8.1 Leaving-Group-Based Strategies; 1.8.2 Two-Step Activation and Preactivation Strategies; 1.8.3 Protecting-Group-Based Strategies; 1.9 Conclusions and Outlook; References; 2 Glycoside Synthesis from Anomeric Halides; 2.1 Glycosyl Fluorides; 2.1.1 Background 2.1.2 Synthesis of Glycosyl Fluoride Donors2.1.2.1 Fluorinating Reagents; 2.1.2.2 Glycosyl Fluorides from Hemiacetals; 2.1.2.3 Glycosyl Fluorides from Glycosyl Esters; 2.1.2.4 Glycosyl from Glycosyl Halides; 2.1.2.5 Glycosyl Fluorides from S-Glycosides; 2.1.2.6 Glycosyl Fluorides from Other Anomeric Moieties; 2.1.3 Glycosylation Using Glycosyl Fluorides as Glycosyl Donors; 2.1.3.1 A Weak Lewis Acid Cleaves the C-F Bond. How Was the Glycosyl Fluoride Method Discovered?; 2.1.3.2 Various Promoters Employed in Glycosylation by the Glycosyl Fluoride Method 2.1.3.3 Glycosylations Promoted by Various Promoters2.1.3.4 Glycosylation of Silylated Compounds as Glycosyl Acceptors; 2.1.3.5 Two-Stage Activation Procedure; 2.1.3.6 Protecting-Group-Based Strategy; 2.1.4 Application to Natural Product Synthesis; 2.1.5 Special Topics; 2.1.5.1 C-Glycoside Synthesis via O-Glycosylation; 2.1.5.2 Glycosyl Fluorides for the Synthesis of a Combinatorial Library; 2.1.5.3 Glycosyl Fluorides as Glycosyl Donors for Chemoenzymatic Synthesis; 2.1.6 Conclusions and Future Directions; 2.1.7 Typical Experimental Procedures; 2.1.7.1 Preparation of the Glycosyl Donors 2.1.7.2 Glycosylation Using Glycosyl Fluorides as Glycosyl DonorsReferences; 2.2 Glycosyl Chlorides, Bromides and Iodides; 2.2.1 Background; 2.2.2 Glycosyl Chlorides; 2.2.2.1 Preparation of Glycosyl Chlorides; 2.2.2.2 Reactions of Glycosyl Chlorides; 2.2.3 Glycosyl Bromides; 2.2.3.1 Preparation of Glycosyl Bromides; 2.2.3.2 Reactivity Patterns and Some Useful Reactions of Glycosyl Bromides; 2.2.3.3 Stereoselective Glycosylations Employing Glycosyl Bromides and Applications; 2.2.4 Glycosyl Iodides; 2.2.4.1 Preparation of Glycosyl Iodides; 2.2.4.2 Reactions of Glycosyl Iodides 2.2.5 Conclusions |
Record Nr. | UNINA-9910144376103321 |
Weinheim, [Germany] : , : Wiley-VCH Verlag GmbH & Co. KGaA, , 2008 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Handbook of chemical glycosylation : advances in stereoselectivity and therapeutic relevance / / edited by Alexei V. Demchenko |
Pubbl/distr/stampa | Weinheim, [Germany] : , : Wiley-VCH Verlag GmbH & Co. KGaA, , 2008 |
Descrizione fisica | 1 online resource (525 p.) |
Disciplina | 547.78 |
Soggetto topico |
Glycosylation
Oligomers |
ISBN |
1-282-78437-4
9786612784378 3-527-62164-4 3-527-62165-2 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Handbook of Chemical Glycosylation; Contents; Preface; List of Contributors; 1 General Aspects of the Glycosidic Bond Formation; 1.1 Introduction; 1.2 Major Types of O-Glycosidic Linkages; 1.3 Historical Development: Classes of Glycosyl Donors; 1.4 General Reaction Mechanism; 1.5 Anomeric Effects; 1.6 Stereoselectivity of Glycosylation; 1.6.1 Structure of the Glycosyl Donor; 1.6.1.1 Protecting Groups; 1.6.1.2 Leaving Group; 1.6.2 Structure of the Glycosyl Acceptor; 1.6.2.1 Position of the Hydroxyl; 1.6.2.2 Protecting Groups; 1.6.3 Reaction Conditions; 1.6.3.1 Solvent Effect
1.6.3.2 Promoter (Catalyst), Additions1.6.3.3 Temperature and Pressure; 1.6.4 Other Factors; 1.7 Special Cases of Glycosylation; 1.7.1 Aminosugars; 1.7.2 Sialosides; 1.7.3 Synthesis of 2-Deoxyglycosides; 1.7.4 Synthesis of β-Mannosides; 1.7.5 Synthesis of Furanosides; 1.8 Glycosylation and Oligosaccharide Sequencing; 1.8.1 Leaving-Group-Based Strategies; 1.8.2 Two-Step Activation and Preactivation Strategies; 1.8.3 Protecting-Group-Based Strategies; 1.9 Conclusions and Outlook; References; 2 Glycoside Synthesis from Anomeric Halides; 2.1 Glycosyl Fluorides; 2.1.1 Background 2.1.2 Synthesis of Glycosyl Fluoride Donors2.1.2.1 Fluorinating Reagents; 2.1.2.2 Glycosyl Fluorides from Hemiacetals; 2.1.2.3 Glycosyl Fluorides from Glycosyl Esters; 2.1.2.4 Glycosyl from Glycosyl Halides; 2.1.2.5 Glycosyl Fluorides from S-Glycosides; 2.1.2.6 Glycosyl Fluorides from Other Anomeric Moieties; 2.1.3 Glycosylation Using Glycosyl Fluorides as Glycosyl Donors; 2.1.3.1 A Weak Lewis Acid Cleaves the C-F Bond. How Was the Glycosyl Fluoride Method Discovered?; 2.1.3.2 Various Promoters Employed in Glycosylation by the Glycosyl Fluoride Method 2.1.3.3 Glycosylations Promoted by Various Promoters2.1.3.4 Glycosylation of Silylated Compounds as Glycosyl Acceptors; 2.1.3.5 Two-Stage Activation Procedure; 2.1.3.6 Protecting-Group-Based Strategy; 2.1.4 Application to Natural Product Synthesis; 2.1.5 Special Topics; 2.1.5.1 C-Glycoside Synthesis via O-Glycosylation; 2.1.5.2 Glycosyl Fluorides for the Synthesis of a Combinatorial Library; 2.1.5.3 Glycosyl Fluorides as Glycosyl Donors for Chemoenzymatic Synthesis; 2.1.6 Conclusions and Future Directions; 2.1.7 Typical Experimental Procedures; 2.1.7.1 Preparation of the Glycosyl Donors 2.1.7.2 Glycosylation Using Glycosyl Fluorides as Glycosyl DonorsReferences; 2.2 Glycosyl Chlorides, Bromides and Iodides; 2.2.1 Background; 2.2.2 Glycosyl Chlorides; 2.2.2.1 Preparation of Glycosyl Chlorides; 2.2.2.2 Reactions of Glycosyl Chlorides; 2.2.3 Glycosyl Bromides; 2.2.3.1 Preparation of Glycosyl Bromides; 2.2.3.2 Reactivity Patterns and Some Useful Reactions of Glycosyl Bromides; 2.2.3.3 Stereoselective Glycosylations Employing Glycosyl Bromides and Applications; 2.2.4 Glycosyl Iodides; 2.2.4.1 Preparation of Glycosyl Iodides; 2.2.4.2 Reactions of Glycosyl Iodides 2.2.5 Conclusions |
Record Nr. | UNINA-9910830452103321 |
Weinheim, [Germany] : , : Wiley-VCH Verlag GmbH & Co. KGaA, , 2008 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|