Synthesis of therapeutic oligonucleotides /
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Imprint: | Singapore : Springer, 2018. |
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Description: | 1 online resource |
Language: | English |
Subject: | |
Format: | E-Resource Book |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/11761271 |
Table of Contents:
- Intro; Preface; Contents; Part I: Synthesis of Natural Oligonucleotides; Non-protected Synthesis ofOligonucleotides; 1 Introduction; 2 Development ofProton-Block Strategy fortheSynthesis ofOligonucleotides WithoutBase Protection; 3 Development oftheActivated Phosphite Method Using N-Unprotected Phosphoramidites; 4 Mechanism oftheActivated Phosphite Method; 5 Synthesis ofRNA Oligomers Using theActivated Phosphite Method; 6 Synthesis ofPhosphoramidite Monomer Building Blocks; 7 Conclusion; References
- Various Coupling Agents inthePhosphoramidite Method forOligonucleotide Synthesis1 Introduction; 2 Coupling Agents inthePhosphoramidite Method; 2.1 1H-Tetrazole andIts Derivatives; 2.1.1 1H-Tetrazole; 2.1.2 5-Ethylthio-1H-tetrazole; 2.1.3 5-Benzylthio-1H-tetrazole; 2.1.4 5-[3,5-Bis(trifluoromethyl)phenyl]-1H-tetrazole (Activator 42); 2.2 4,5-Dicyanoimidazole; 2.3 Carboxylic Acids; 2.4 Acid/Azole Complexes; 3 Conclusion; References; Recent Development ofChemical Synthesis ofRNA; 1 Introduction; 2 Basic Principle ofSolid-Phase Synthesis ofDNA/RNA inPhosphoramidite Approach
- 3 Current RNA Synthesis Using TBDMS as2'-Hydroxyl Protecting Group4 RNA Synthesis Using Acid-Labile 2'-Hydroxyl Protecting Groups; 5 RNA Synthesis Using 2'-Protecting Groups Having anAcetal Skeleton; 5.1 (2-Nitrobenzyl)oxymethyl (NBOM) Group; 5.2 2-(Trimethylsilyl)ethoxymethyl (SEM) Group; 6 RNA Synthesis Using theTriisopropylsilyloxymethyl (Tom) Group; 7 Cyanoethoxy-1-Methylethyl (CEE) andCyanoethoxymethyl (CEM) Groups; 8 RNA Synthesis Using 4-Methylphenylsulfonylethoxymethyl (TEM) Group; 9 RNA Synthesis Using tert-Butyldithiomethyl (DTM) Group
- 10 RNA Synthesis Using [[2-(Methylthio)phenyl]thio]methyl (MPTM) Group11 RNA Synthesis Using (N-Dichloroacetyl-N-methyl)aminobenzyloxylmethyl (DCMABOM) Group; 12 RNA Synthesis Using theAcetal Levulinyl Ester (ALE) Group; 13 RNA Synthesis Using theCyanoethyl (CE) Group; 14 RNA Synthesis Without Using Base Protection; 15 Recent Studies onRNA Chemical Synthesis; 16 Summary andPerspectives; References; RNA Synthesis Using theCEM Group; 1 Introduction; 2 Synthesis ofCEM Amidites; 3 Synthesis ofRNA; 4 Experimental Section; 4.1 Preparation ofCEM-SMe
- 4.2 Synthesis ofU-CEM Phosphoramidite (5a.)4.2.1 32 52 O-(Tetraisopropyldisiloxane-1,3-diyl)-22 O-(2-cyanoethoxymethyl)uridine (2a.); 4.2.2 22 O-(2-Cyanoethoxymethyl)uridine (3a.); 4.2.3 52 O-(4,42 Dimethoxytrityl)-22 O-(2-xyanoethoxymethyl)uridine (4a.); 4.2.4 52 O-(4,42 Dimethoxytrityl)-22 O-(2-cyanoethoxymethyl)uridine 32 O-(2-Cyanoethyl N, N-diisopropylphosphoramidite) (5a.); 4.3 Synthesis ofC-CEM Phosphoramidite (5b.); 4.3.1 4-N-Acetyl-32 52 O-(tetraisopropyldisiloxane-1,3-diyl)-22 O-(2-cyanoethoxymethyl)cytidine (2b.); 4.3.2 4-N-Acetyl-22 O-(2-cyanoethoxymethyl)cytidine (3b.)