Preparation of Amino‐Modified Ti3C2/Mg3Al‐LDH Composites and Their Application in Aldol Reaction
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DOI: 10.1002/cctc.202401809
Abstract: Aldol reaction is an important class of industrially catalyzed reactions for synthesizing high‐value fine chemicals. Traditionally conducted under alkaline conditions, these reactions often utilize liquid alkali catalysts, which present challenges such as difficult separation and… read more here.
Keywords: reaction; spectroscopy; mg3al ldh; amino modified ... See more keywords
Diarylprolinol as an Effective Organocatalyst in Asymmetric Cross-aldol Reactions of Two Different Aldehydes.
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DOI: 10.1002/tcr.202200159
Abstract: The aldol reaction is one of the most important carbon-carbon bond-forming reactions in organic chemistry. Asymmetric direct cross-aldol reaction of two different aldehydes has been regarded as a difficult reaction because of the side reactions… read more here.
Keywords: two different; reaction; aldol reaction; cross aldol ... See more keywords
Bipyridine-Proline Grafted Silicas with Different Mesopore Structures: Their Catalytic Performance in Asymmetric Aldol Reaction and Structure Effect
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DOI: 10.1007/s10562-018-2421-5
Abstract: A series of immobilized bipyridine-proline based on mesoporous silica with different structures were synthesized via grafting followed by coordination method. All catalysts were used in asymmetric aldol reaction of cyclohexanone with 4-nitrobenzaldehyde, and their catalytic… read more here.
Keywords: bipyridine proline; aldol reaction; performance; asymmetric aldol ... See more keywords
Recyclable Helical Poly(phenyl isocyanide)-Supported l-Proline Catalyst for Direct Asymmetric Aldol Reaction in Brine
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DOI: 10.1007/s10562-020-03369-8
Abstract: Abstract A novel helical poly(phenyl isocyanide) bearing Boc protected l -proline pendants (poly- 1 m ) was designed and synthesized. Removed the protecting Boc groups on the l -proline pendants led to the formation of… read more here.
Keywords: helical poly; reaction; aldol reaction; poly phenyl ... See more keywords
Carane amino alcohols as organocatalysts in asymmetric aldol reaction of isatin with acetone
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DOI: 10.1007/s11172-017-1730-y
Abstract: Carane-derived β-amino alcohols with amino and hydroxy groups at positions 3 and 4 differing in their mutual arrangement and configuration were synthesized. Their application as organocatalysts in the asymmetric aldol reaction of isatin with acetone… read more here.
Keywords: isatin acetone; aldol reaction; organocatalysts asymmetric; amino alcohols ... See more keywords
Monofunctional primary amine: A new class of organocatalyst for asymmetric Aldol reaction
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Chemical Sciences"
DOI: 10.1007/s12039-017-1237-y
Abstract: AbstractA new class of organocatalysts involving a primary amine as the only functional group is developed for catalytic asymmetric aldol reaction of cyclohexanone/cyclopentanone with various aryl aldehydes in the presence of benzoic acid as an… read more here.
Keywords: new class; aldol reaction; reaction; primary amine ... See more keywords
β-Hydroxy Carbonyl Compounds Via Aldol Reaction: Single Crystal Investigation and Quantum Chemical Exploration for the Unveiling of Supramolecular Behavior
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DOI: 10.1016/j.molstruc.2021.130650
Abstract: Abstract Aldol reaction is a carbon-carbon bond forming chemical reaction for synthesis of β-hydroxy carbonyl compounds. In the current research work, we have synthesizedβ-hydroxy carbonyl compounds i.e 2-(hydroxy(4-nitrophenyl)methyl)cyclohexan-1-one (1) 2-(hydroxy(o-tolyl)methyl)cyclohexan-1-one (2) using base mediated aldol… read more here.
Keywords: hydroxy carbonyl; reaction; aldol reaction; carbonyl compounds ... See more keywords
Total synthesis of (+)-methynolide using a Ti-mediated aldol reaction of a lactyl-bearing oxazolidin-2-one, and a vinylogous Mukaiyama aldol reaction
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DOI: 10.1016/j.tet.2017.03.093
Abstract: A bstract A highly convergent total synthesis of (+)-methynolide, based on two types of stereoselective aldol reaction, was achieved. The C1-C8 and C9-C11 fragments of (+)-methynolide were prepared by a vinylogous Mukaiyama aldol reaction using… read more here.
Keywords: aldol reaction; synthesis methynolide; total synthesis; reaction ... See more keywords
Catalytic asymmetric borylative aldol reaction of 5,6-dihydro-2H-pyran-2-one and ketones
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DOI: 10.1016/j.tet.2018.11.041
Abstract: Abstract A copper(I)-catalyzed asymmetric borylative aldol reaction of 5,6-dihydro-2H-pyran-2-one and simple ketones (including aromatic ketones and an aliphatic ketone) was disclosed, which afforded a series of chiral diols after an oxidative work-up in moderate yields… read more here.
Keywords: aldol reaction; dihydro pyran; asymmetric borylative; borylative aldol ... See more keywords
The vinylogous aldol reaction of N-Sulfinyl metallodienamines
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DOI: 10.1016/j.tet.2019.130901
Abstract: Abstract The discovery and development of the vinylogous aldol reaction of N-sulfinyl metallodienamines with aldehydes and ketones is described. The diastereoselectivity of the reaction, first reported in 2017 as a key step in the total… read more here.
Keywords: reaction sulfinyl; aldol reaction; sulfinyl metallodienamines; vinylogous aldol ... See more keywords
Oxetane Intermediate during a Direct Aldol Reaction: Stereoselective [5 + 1] Annulation Affording Tetralines.
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DOI: 10.1021/acs.orglett.0c02816
Abstract: An oxetane intermediate during a direct aldol reaction was trapped with an internal aryl group to yield trans-tetraline products. The contribution of the oxetane intermediate was confirmed by 18O-isotope labeling experiments. read more here.
Keywords: reaction stereoselective; oxetane intermediate; intermediate direct; aldol reaction ... See more keywords