Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen Donors

Hydrogen transfer reactions have exceptional importance, due to their applicability in numerous synthetic pathways, with academic as well as industrial relevance. The most important transformations are, e.g., reduction, ring-closing, stereoselective reactions, and the synthesis of heterocycles. The...

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Main Author: Eszter Baráth
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Catalysts
Subjects:
Online Access:https://www.mdpi.com/2073-4344/8/12/671
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author Eszter Baráth
author_facet Eszter Baráth
author_sort Eszter Baráth
collection DOAJ
description Hydrogen transfer reactions have exceptional importance, due to their applicability in numerous synthetic pathways, with academic as well as industrial relevance. The most important transformations are, e.g., reduction, ring-closing, stereoselective reactions, and the synthesis of heterocycles. The present review provides insights into the hydrogen transfer reactions in the condensed phase in the presence of noble metals (Rh, Ru, Pd) as catalysts. Since the H-donor molecules (such as alcohols/ethers and amines (1°, 2°, 3°)) and the acceptor molecules (alkenes (C=C), alkynes (C≡C), and carbonyl (C=O) compounds) play a crucial role from mechanistic viewpoints, the present summary points out the key mechanistic differences with the interpretation of current contributions and the corresponding historical achievements as well.
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spelling doaj.art-518e9410a4f447faa8452d2dd9c3e3ba2022-12-22T03:22:42ZengMDPI AGCatalysts2073-43442018-12-0181267110.3390/catal8120671catal8120671Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen DonorsEszter Baráth0Department of Chemistry and Catalysis Research Center, Technische Universität München, Lichtenbergstr. 4, D-85748 Garching, GermanyHydrogen transfer reactions have exceptional importance, due to their applicability in numerous synthetic pathways, with academic as well as industrial relevance. The most important transformations are, e.g., reduction, ring-closing, stereoselective reactions, and the synthesis of heterocycles. The present review provides insights into the hydrogen transfer reactions in the condensed phase in the presence of noble metals (Rh, Ru, Pd) as catalysts. Since the H-donor molecules (such as alcohols/ethers and amines (1°, 2°, 3°)) and the acceptor molecules (alkenes (C=C), alkynes (C≡C), and carbonyl (C=O) compounds) play a crucial role from mechanistic viewpoints, the present summary points out the key mechanistic differences with the interpretation of current contributions and the corresponding historical achievements as well.https://www.mdpi.com/2073-4344/8/12/671hydrogen transferasymmetric hydrogen transferhydridenoble metalsalcoholsamines
spellingShingle Eszter Baráth
Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen Donors
Catalysts
hydrogen transfer
asymmetric hydrogen transfer
hydride
noble metals
alcohols
amines
title Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen Donors
title_full Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen Donors
title_fullStr Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen Donors
title_full_unstemmed Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen Donors
title_short Hydrogen Transfer Reactions of Carbonyls, Alkynes, and Alkenes with Noble Metals in the Presence of Alcohols/Ethers and Amines as Hydrogen Donors
title_sort hydrogen transfer reactions of carbonyls alkynes and alkenes with noble metals in the presence of alcohols ethers and amines as hydrogen donors
topic hydrogen transfer
asymmetric hydrogen transfer
hydride
noble metals
alcohols
amines
url https://www.mdpi.com/2073-4344/8/12/671
work_keys_str_mv AT eszterbarath hydrogentransferreactionsofcarbonylsalkynesandalkeneswithnoblemetalsinthepresenceofalcoholsethersandaminesashydrogendonors