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TITLE
CERTIFICATE
DECLARATION
DEDICATION
PREFACE
ACKNOWLEDGEMENT
CONTENTS
ABBREVIATIONS
1. INTRODUCTION AND OBJECTIVES
REFERENCES
2. POLYMER- SUPPORTED SOLID PHASE REACTIONS: AN OVERVIEW
2.1 Polymer support
2.2 Nature of the support
2.3 Linear and crosslinked supports
2.4 Problems faced in polymer supported solid phase reactions
2.5 Diffusion of solvents into the polymer matrix
2.6 Principle and strategy of solid phase peptide synthesis
2.7 Recent techniques in solid phase peptide synthesis
2.8 Sequential attachment of amino acids and deprotection
2.9 Cleavage
REFERENCES
3. STRUCTURE-REACTIVITY CORRELATIONS IN CROSSLINKED POLY (N-VINYLPYRROLIDONES)
3.1 Results and Discussion
Fig. 3.4 Scanning electron micrograph of 5% TEGDMA crosslinked Poly (N-vinyl pyrrolidone)
Fig.3.8 Scanning electron micrograph of 3% DVB crosslinked PVP
3.2 Preparation of bromine complex of crosslinked polyvinyl pyrrolidone
3.3 Variation of bead size with polymerisation condition
Fig.3.19 Model showing the formation of crosslinked polymer beads
3.4 Variation of porosity with reaction condition
Fig.3.22 Scanning electron micrographs showing the variation of porosity of crosslinked polymer beads
Fig.3.23 Scanning electron micrograph showing the rigid matrix of 20% TEGDMA crosslinked PVP
Fig.3.24 Scanning electron micrograph of 10% NNMBA crosslinked polymer showing the craters at the surface
Fig.3.25 The scanning electron micrograph showing the closed structure of 3% DVB crosslinked polymer
3.5 Effect of diluent
Fig.3.26 Scanning electron micrograph showing the porous structure of 5% TEGDMA crosslinked PVP prepared in presence of 10% and 50% toluene as diluent
Fig.3.27 Scanning electron micrograph of 5% TEGDMA crosslinked polymer prepared in presence of hexane as diluent
3.6 Reaction kinetics using differently crosslinked beads
Fig.3.28 Crosslinked structure of a polymer gel showing effective chains of the structure defined by the crosslinks
Fig.3.31 Scanning electron micrograph of 50% TEGDMA crosslinked PVP
3.7 Experimental
References
4. PEPTIDE SYNTHESIS ON PS-NVP-HDODA RESIN
4.1 Results and discussion
4.2 Stability of the polymer
4.3 Resin functionalisation
4.4 Swelling characteristics of the resin
4.5 Linker incorporation to the resin
4.6 C-terminal amino acid incorporation
4.7 Solid phase peptide synthesis using Boc- amino acids
4.8 Manual peptide synthesis using Fmoc- amino acids
4.9 Experimental procedure
References
5. SUMMARY AND OUTLOOK