Schiff Base Metal Complexes -

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Résumé :

Get introduced to the various applications of Schiff bases with this thorough guide

Schiff bases are compounds created from a condensed amino compounds, which frequently form complexes with metal ions. They have diverse applications in biology, catalysis, material science and industry. Understanding these compounds, their properties, and the available methods for synthesizing them is a key to unlocking industrial innovation.

Schiff Base Metal Complexes provides a comprehensive overview of these compounds. It introduces the compounds and their properties before discussing their various synthesizing methods. A survey of existing and potential applications gives a complete picture and makes this a crucial guide for researchers and industry professionals looking to work with Schiff base complexes.

Schiff Base Metal Complexes readers will also find:

• A systematic and organized structure designed to make information instantly accessible
• Detailed coverage of thermal synthesis, photochemical synthesis, and more
• Challenges with different methods described in order to help readers make the correct choice for their own work

Schiff Base Metal Complexes is a useful reference for organic chemists, materials scientists, and researchers or industry professionals working with organometallics....

Biographie:
Part 1: INTRODUCTION
1.Historical Background
2.Classification
3.Different Routes of Synthesis
4.Schiff Base Metal Complexes
5.Effect of Different Parameters on Schiff Base and their Metal Complex
6.Thioether and Chiral Schiff Base
Part 2: SYNTHESIS
1.General Route of Synthesis
2.Different Routes of Synthesis
3.Synthesis and Mechanism of Schiff Base-Metal Complexes
4.Synthesis and Mechanism of Chiral and Achiral Schiff Base and their Metal Complexes
5.Synthesis and Mechanism of Thioether Schiff Base and their Metal Complexes
6.Computational Chemistry
Part 3 APPLICATIONS
1.General Applications of Schiff Bases and their Metal Complexes
2.Application in Pharmacology
3.Application as Catalyst
4.Application as Drug-Delivery System
5.Chemosensors/ Bio-imaging Applications
6.Application in Industrial Field
 ...

Sommaire:

Preface xi

Part I Introduction 1

1 Historical Background 3
Anmol Singh, Himadri Priya Gogoi, and Pranjit Barman

1.1 Introduction 3

1.2 Theories of Coordinate Bond 4

1.2.1 Valence Bond Theory 4

1.2.2 Crystal Field Theory 4

1.2.3 Molecular Orbital Theory 5

1.2.4 Ligand Field Theory 6

References 7

2 Classification 9
Anmol Singh, Himadri Priya Gogoi, and Pranjit Barman

2.1 Ligands 9

2.2 Schiff Base 9

2.3 Types of Schiff Base 12

2.3.1 Salen-type Ligands 12

2.3.2 Salophen-type Ligands 12

2.3.3 Hydrazone-type Ligands 12

2.3.4 Thiosemicarbazone/Carbazone-type Ligands 13

2.3.5 Heterocyclic Schiff Bases 14

2.4 Different Bonding Modes of Schiff Bases 14

2.4.1 Monodentate 14

2.4.2 Bidentate 15

2.4.3 Tridentate 15

2.4.4 Tetradentate 16

2.4.5 Pentadentate 17

2.4.6 Hexadentate 17

References 17

3 Different Routes of Synthesis 23
Anmol Singh, Himadri Priya Gogoi, and Pranjit Barman

3.1 Formation of Schiff Bases 23

3.1.1 Direct Ligand Synthesis 24

3.1.2 Template Synthesis 25

3.1.3 Rearrangement of Heterocycles (Oxazoles, Thiazoles, etc.) 26

References 26

4 Schiff Base Metal Complexes 29
Anmol Singh, Himadri Priya Gogoi, and Pranjit Barman

References 34

5 Effect of Different Parameters on Schiff Base and their Metal Complex 37
Anmol Singh, Himadri Priya Gogoi, and Pranjit Barman

5.1 Ionic Charge 37

5.2 Ionic Size 37

5.3 Nature of Central Metal Ions 37

5.4 Nature of the Ligand 37

5.4.1 Basic Character of the Ligand 38

5.4.2 Size and Charge of the Ligand 38

5.4.3 Concentration of Ligand 38

5.4.4 Substitution Effect 38

5.4.5 Chelating Effect 39

5.4.6 Nature of Solvent 39

5.4.7 Crystal Field Effect 39

5.4.8 Thermodynamic and Kinetic Effect 39

References 40

6 Thioether and Chiral Schiff Base 41
Anmol Singh, Himadri Priya Gogoi, and Pranjit Barman

6.1 Thioether Schiff Base 41

6.2 Chiral Schiff Base 44

References 45

Part II Synthesis 53

7 General Routes of Synthesis 55
Himadri Priya Gogoi, Anmol Singh, and Pranjit Barman

7.1 Introduction 55

7.2 Mechanism of the Synthesis of Schiff Base Ligand 56

7.3 Problems Found in Conventional Method - Hydrolysis of C=NBond 59

References 59

8 Different Route of Synthesis of Schiff Base-Metal Complexes 61
Himadri Priya Gogoi, Anmol Singh, and Pranjit Barman

8.1 Introduction 61

8.2 Different Chemical Routes 61

8.2.1 Preparation of Schiff's Bases via Aerobic Oxidative Synthesis 61

8.2.2 Synthesis of Schiff Bases via Addition of Organometallic Reagents to Cyanides 61

8.2.3 Reaction of Phenol with Nitriles to Form SB 62

8.2.4 Reaction of Metal Amides to Ketone to Form SB 63

8.2.5 Reaction of Nitroso Compounds with Active Hydrogen Compounds 63

8.2.6 Dehydrogenation of Amines 64

8.2.7 Oxidation of Metal Amines to Form SB 64

8.2.8 Reduction of Carbon-Nitrogen Compounds 65

8.2.9 Synthesis of SB from Ketals 65

8.2.10 SB Synthesis by Using Hydrazoic Acid 66

8.2.11 SB Synthesis by Using Sodium Hypochlorite 66

8.2.12 Preparation of N-metallo Imines 66

8.2.13 Preparation of N-metallo Imines (Metal = B, Al, Si, Sn) 67

8.2.13.1 Preparation of N-boryl and N-aluminum Imines 67

8.2.13.2 Preparation of N-silylimines via 67

8.2.13.3 Preparation o...