Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium Chemistry

A chiral glycerol derivative, namely 3-amino-1,2-propanediol, was employed for as the hydrogen bond donor (HBD) in the design of a new deep eutectic solvent (DES) with choline chloride acting as the hydrogen bond acceptor (HBA). The novel mixture was characterized and unambiguously classified as a D...

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Main Authors: Achille Antenucci, Matteo Bonomo, Simone Ghinato, Marco Blangetti, Stefano Dughera
Format: Article
Language:English
Published: MDPI AG 2022-12-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/27/23/8566
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author Achille Antenucci
Matteo Bonomo
Simone Ghinato
Marco Blangetti
Stefano Dughera
author_facet Achille Antenucci
Matteo Bonomo
Simone Ghinato
Marco Blangetti
Stefano Dughera
author_sort Achille Antenucci
collection DOAJ
description A chiral glycerol derivative, namely 3-amino-1,2-propanediol, was employed for as the hydrogen bond donor (HBD) in the design of a new deep eutectic solvent (DES) with choline chloride acting as the hydrogen bond acceptor (HBA). The novel mixture was characterized and unambiguously classified as a DES. Furthermore, its synthetic usefulness was demonstrated in the room-temperature <i>n</i>-butyllithium-addition under air to carbonyl compounds and benzyl chloride. In some cases, pure products (100% conversion) were obtained by a simple extractive work-up in up to 72% isolated yield, thus suggesting the potential practical usefulness of this procedure as a green alternative to the classical Schenk procedure in volatile organic solvents for the synthesis of tertiary alcohols. The chirality of the HBD, bearing an interesting basic primary amino group, is an intriguing feature currently under investigation for further exploitation.
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spelling doaj.art-33423f33668f4778a35acdbaed71dc9d2023-11-24T11:44:36ZengMDPI AGMolecules1420-30492022-12-012723856610.3390/molecules27238566Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium ChemistryAchille Antenucci0Matteo Bonomo1Simone Ghinato2Marco Blangetti3Stefano Dughera4Department of Chemistry, Università degli Studi di Torino, Via Pietro Giuria 7, 10125 Torino, ItalyDepartment of Chemistry, Università degli Studi di Torino, Via Pietro Giuria 7, 10125 Torino, ItalyDepartment of Chemistry, Università degli Studi di Torino, Via Pietro Giuria 7, 10125 Torino, ItalyDepartment of Chemistry, Università degli Studi di Torino, Via Pietro Giuria 7, 10125 Torino, ItalyDepartment of Chemistry, Università degli Studi di Torino, Via Pietro Giuria 7, 10125 Torino, ItalyA chiral glycerol derivative, namely 3-amino-1,2-propanediol, was employed for as the hydrogen bond donor (HBD) in the design of a new deep eutectic solvent (DES) with choline chloride acting as the hydrogen bond acceptor (HBA). The novel mixture was characterized and unambiguously classified as a DES. Furthermore, its synthetic usefulness was demonstrated in the room-temperature <i>n</i>-butyllithium-addition under air to carbonyl compounds and benzyl chloride. In some cases, pure products (100% conversion) were obtained by a simple extractive work-up in up to 72% isolated yield, thus suggesting the potential practical usefulness of this procedure as a green alternative to the classical Schenk procedure in volatile organic solvents for the synthesis of tertiary alcohols. The chirality of the HBD, bearing an interesting basic primary amino group, is an intriguing feature currently under investigation for further exploitation.https://www.mdpi.com/1420-3049/27/23/8566deep eutectic solventorganolithium reagents3-amino-1,2-propanediol
spellingShingle Achille Antenucci
Matteo Bonomo
Simone Ghinato
Marco Blangetti
Stefano Dughera
Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium Chemistry
Molecules
deep eutectic solvent
organolithium reagents
3-amino-1,2-propanediol
title Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium Chemistry
title_full Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium Chemistry
title_fullStr Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium Chemistry
title_full_unstemmed Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium Chemistry
title_short Design of a New Chiral Deep Eutectic Solvent Based on 3-Amino-1,2-propanediol and Its Application in Organolithium Chemistry
title_sort design of a new chiral deep eutectic solvent based on 3 amino 1 2 propanediol and its application in organolithium chemistry
topic deep eutectic solvent
organolithium reagents
3-amino-1,2-propanediol
url https://www.mdpi.com/1420-3049/27/23/8566
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