Novel Hydroxamic Acid-Derived Ligands for Vanadium Catalysed Asymmetric Epoxidations


Forschungsarbeit, 2007

39 Seiten, Note: 1,0


Leseprobe


Table of Contents

Acknowledgements

Abbreviations

Table of Contents

1 Introduction
1.1 Sharpless Epoxidation
1.2 Yamamoto-Malkov Epoxidation
1.3 Camphor Derivatives
1.4 Phosphinamides
1.5 Sulfinamides

2 Project Objective

3 Results and Discussion
3.1 Camphor-derived hydroxamic acids
3.1.1 Synthesis of ligands
3.1.2 Application of ligand 3 to vanadium-catalyzed epoxidation
3.2 Hydroxamic acid based on diphenylphosphinamide moiety
3.2.1 Synthesis of ligand
3.2.2 Application of ligand 14 to vanadium-catalyzed epoxidation
3.3 Hydroxamic acids containing sulfinamide moiety
3.3.1 Synthesis of ligand 19 using direct method
3.3.2 Synthesis of ligand 19 using Nosyl protecting group
3.4 Synthesis of #-Benzhydryl-hydroxylamine

4 Conclusions and Future Aspects
4.1 General
4.2 Camphor derivatives
4.3 Sulfinamides
4.4 Phosphinamides
4.5 Anilides
4.6 Binaphthyls

5 Experimental
5.1 General Methods
5.2 Synthesis of hydroxylamine
5.3 Synthesis of Camphor-derived hydroxamic acids
5.3.1 Sulfonamides
5.3.2 Acid chlorides
5.3.3 Hydroxamic acids
5.4 Synthesis of Dpp-derived hydroxamic acid
5.5 Synthesis of sulfinamide-derived amino acid
5.6 Synthesis of #-Nosyl-(R)-phenylglycme
5.7 Epoxidation in water

6 References

Ende der Leseprobe aus 39 Seiten

Details

Titel
Novel Hydroxamic Acid-Derived Ligands for Vanadium Catalysed Asymmetric Epoxidations
Hochschule
University of Glasgow  (Chemistry)
Note
1,0
Autor
Jahr
2007
Seiten
39
Katalognummer
V463480
ISBN (eBook)
9783668926370
ISBN (Buch)
9783668926387
Sprache
Englisch
Schlagworte
Epoxidation, Ligand Synthesis, Vanadium, asymmetric catalysis
Arbeit zitieren
Dominik Ohlmann (Autor:in), 2007, Novel Hydroxamic Acid-Derived Ligands for Vanadium Catalysed Asymmetric Epoxidations, München, GRIN Verlag, https://www.grin.com/document/463480

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Titel: Novel Hydroxamic Acid-Derived Ligands for Vanadium Catalysed Asymmetric Epoxidations



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