Stereoselective promiscuous reactions catalyzed by lipases

A Patti, C Sanfilippo - International Journal of Molecular Sciences, 2022 - mdpi.com
The ability of lipases to display activity beyond their physiological reactions, so-called
“catalytic promiscuity”, has gained increasing interest in the last two decades as an …

The High 'Lipolytic Jump' of Immobilized Amano A Lipase from Aspergillus niger in Developed 'ESS Catalytic Triangles' Containing Natural Origin Substrates

T Siódmiak, J Dulęba, N Kocot… - Catalysts, 2022 - mdpi.com
Lipase Amano A from Aspergillus niger (AA-ANL) is among the most commonly applied
enzymes in biocatalysis processes, making it a significant scientific subject in the …

New Strategy for the Synthesis of Some Valuable Chiral 1, 3-Diols with High Enantiomeric Purity: New Organocatalyst, Asymmetric Aldol Reaction, and Reduction

T Yıldız, B Hasdemir, H Yaşa… - ACS …, 2024 - ACS Publications
Chiral 1, 3-diols are highly valuable molecules used in industries such as pharmaceuticals,
cosmetics, and agriculture. Therefore, in this study, a new strategy was developed to …

Synthesis of Novel 1, 4-Diketone Derivatives and Their Further Cyclization

H Can Üsküp, T Yıldız, HC Onar, B Hasdemir - ACS omega, 2023 - ACS Publications
One of the important reactions to obtain a new carbon–carbon bond is the Stetter reaction,
which is generally via a nucleophilic catalyst like cyanide or thiazolium-NHC catalysts. In …

A new type of amino amide organocatalyzed enantioselective crossed aldol reaction of ketones with aromatic aldehydes

IA Owolabi, UVS Reddy, M Chennapuram, C Seki… - Tetrahedron, 2018 - Elsevier
A new type of amino amide organocatalysts was designed and synthesized from
commercially available amino acids in easy steps. Their catalytic activities were examined in …

Miniemulsion in biocatalysis, a new approach employing a solid reagent and an easy protocol for product isolation applied to the aldol reaction by Rhizopus niveus …

WG Birolli, ALM Porto, LP Fonseca - Bioresource Technology, 2020 - Elsevier
Miniemulsion systems presented a great potential for biocatalytic reactions. However,
different limitations jeopardized the applications of this non-conventional medium. In this …

An Enzymatic and Environmentally Friendly Route for the Synthesis of Chiral β‐Hydroxy Ketones

T Yıldız - ChemistrySelect, 2019 - Wiley Online Library
The present study deals with the biocatalytic enantioselective synthesis of chiral β‐hydroxy
ketones. For the first time, we report that among many enzymes, the lipase AL‐AN (Amano …

An effective and environmentally friendly synthesis of 1, 3-keto-alcohols

T Yıldız, H Can, AS Yusufoğlu - Organic Preparations and …, 2020 - Taylor & Francis
The 1, 3-hydroxycarbonyl group is an essential synthon for natural products and bioactive
organic molecules. In order to obtain this structure, a number of reaction methods have been …

Synthesis of Chiral 1,3‐keto‐acetates through Enzymatic Kinetic Resolution with Amano Lipase from Pseudomonas fluorescens

H Can, T Yıldız, HÇ Onar - ChemistrySelect, 2020 - Wiley Online Library
This study provides an enzymatic kinetic resolution (EKR) method for the biocatalytic
enantioselective synthesis of chiral β‐keto acetates. For the first time, the attitude of several …

[PDF][PDF] The Development of New Amino Amide Organocatalysts for Enantioselective Asymmetric Reactions

IA Owolabi - muroran-it.repo.nii.ac.jp
Many biologically active compounds, including pharmaceuticals, are optically active and
often only one of the enantiomer shows a high biologically activity. Therefore, it is important …