High Conversion of Styrene, Ethylene, and Hydrogen to Linear Monoalkylbenzenes

1-Alkylbenzenes as a precursor of surfactants, can be produced from ethylene, styrene, and hydrogen. These intermediates, lacking tertiary carbons, are environmentally more benign than commercial ones that bear the aromatic ring linked to an internal carbon of the aliphatic chain. The one-pot synthe...

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Main Authors: David Hermann Lamparelli, Antonio Ricca, Vincenzo Palma, Leone Oliva
Format: Article
Language:English
Published: MDPI AG 2018-05-01
Series:Molecules
Subjects:
Online Access:http://www.mdpi.com/1420-3049/23/6/1260
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author David Hermann Lamparelli
Antonio Ricca
Vincenzo Palma
Leone Oliva
author_facet David Hermann Lamparelli
Antonio Ricca
Vincenzo Palma
Leone Oliva
author_sort David Hermann Lamparelli
collection DOAJ
description 1-Alkylbenzenes as a precursor of surfactants, can be produced from ethylene, styrene, and hydrogen. These intermediates, lacking tertiary carbons, are environmentally more benign than commercial ones that bear the aromatic ring linked to an internal carbon of the aliphatic chain. The one-pot synthesis of highly linear 1-alkylbenzenes (LABs) through the homogeneous catalysis of olefin poly-insertion from cheap and largely available reagents can be carried out with a high turnover and selectivity. A purposely designed reactor that allows for the fine control of the three components feed, along with temperature, plays a key role in this achievement. A turnover of 194 g of LABs per mmol of catalyst per hour can be obtained with the simultaneous removal of polyethylene as a by-product.
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spelling doaj.art-467840e8d05f48f7b4c280d20c1ac9c62022-12-21T18:57:00ZengMDPI AGMolecules1420-30492018-05-01236126010.3390/molecules23061260molecules23061260High Conversion of Styrene, Ethylene, and Hydrogen to Linear MonoalkylbenzenesDavid Hermann Lamparelli0Antonio Ricca1Vincenzo Palma2Leone Oliva3Dipartimento di Chimica e Biologia “Adolfo Zambelli”, Università di Salerno, I-84084 Fisciano, ItalyDipartimento di Ingegneria Industriale, Università di Salerno, I-84084 Fisciano, ItalyDipartimento di Ingegneria Industriale, Università di Salerno, I-84084 Fisciano, ItalyDipartimento di Chimica e Biologia “Adolfo Zambelli”, Università di Salerno, I-84084 Fisciano, Italy1-Alkylbenzenes as a precursor of surfactants, can be produced from ethylene, styrene, and hydrogen. These intermediates, lacking tertiary carbons, are environmentally more benign than commercial ones that bear the aromatic ring linked to an internal carbon of the aliphatic chain. The one-pot synthesis of highly linear 1-alkylbenzenes (LABs) through the homogeneous catalysis of olefin poly-insertion from cheap and largely available reagents can be carried out with a high turnover and selectivity. A purposely designed reactor that allows for the fine control of the three components feed, along with temperature, plays a key role in this achievement. A turnover of 194 g of LABs per mmol of catalyst per hour can be obtained with the simultaneous removal of polyethylene as a by-product.http://www.mdpi.com/1420-3049/23/6/1260poly-insertion catalysisansa-metalloceneLABstyrene regiochemistry
spellingShingle David Hermann Lamparelli
Antonio Ricca
Vincenzo Palma
Leone Oliva
High Conversion of Styrene, Ethylene, and Hydrogen to Linear Monoalkylbenzenes
Molecules
poly-insertion catalysis
ansa-metallocene
LAB
styrene regiochemistry
title High Conversion of Styrene, Ethylene, and Hydrogen to Linear Monoalkylbenzenes
title_full High Conversion of Styrene, Ethylene, and Hydrogen to Linear Monoalkylbenzenes
title_fullStr High Conversion of Styrene, Ethylene, and Hydrogen to Linear Monoalkylbenzenes
title_full_unstemmed High Conversion of Styrene, Ethylene, and Hydrogen to Linear Monoalkylbenzenes
title_short High Conversion of Styrene, Ethylene, and Hydrogen to Linear Monoalkylbenzenes
title_sort high conversion of styrene ethylene and hydrogen to linear monoalkylbenzenes
topic poly-insertion catalysis
ansa-metallocene
LAB
styrene regiochemistry
url http://www.mdpi.com/1420-3049/23/6/1260
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