Results 21 to 30 of about 24,463 (245)

Merging Biocatalysis and Chemocatalysis in Flow: State‐of‐the‐Art and Future Directions for Sustainable Synthesis

open access: yesAngewandte Chemie, EarlyView.
This review highlights recent advances in integrating biocatalysis and chemocatalysis in continuous flow to create streamlined, sustainable processes. It examines chemo‐enzymatic cascades combining at least one enzymatic and one chemical step, discusses challenges such as enzyme immobilization, leaching, and reactor clogging, and presents solutions ...
Petros Siasiaridis   +2 more
wiley   +2 more sources

Optimization of lipase entrapment in alginate gel bead for palm olein hydrolysis [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2007
Lipase from Pseudomonas sp. was entrapped by drop-wise addition of an aqueous mixture of alginate and the biocatalyst to hardening solution of CaCl2 for the purpose of palm olein hydrolysis.
Cheirsilp, B.   +2 more
doaj  

Síntese do butirato de n-butila empregando lipase microbiana imobilizada em copolímero de estireno-divinilbenzeno Synthesis of butyl butyrate by microbial lipase immobilized onto styrene-divinylbenzene copolymer

open access: yesQuímica Nova, 2000
This work investigates the reaction parameters of an immobilized lipase in the esterification reaction of n-butanol and butyric acid. Microbial lipase from Candida rugosa was immobilized onto styrene-divinylbenzene copolymer (STY-DVB) and subsequently ...
Pedro Carlos de Oliveira   +3 more
doaj   +1 more source

Improved biodiesel from palm oil using lipase immobilized calcium alginate and Irvingia gabonensis matrices

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2020
Background Lipase is an important microbial enzyme and biocatalyst in biodiesel production. The study investigated fuel properties of biodiesel produced from palm oil (PO) using lipase immobilized on Irvingia gabonensis and calcium alginate.
Sarafadeen Olateju Kareem   +4 more
doaj   +1 more source

Enzymatic glicerolysis of CPO using immobilized lipase for production of diacyl- and monoacyl glycerol

open access: yesMenara Perkebunan, 2019
CPO is one of the largest plantation commodities that has a lot of derrivative products, among others are DiAcyl Glycerol (DAG) and MonoAcyl Glycerol (MAG).
Tri_Panji   +5 more
doaj   +1 more source

Lipase catalysed kinetic resolution of racemic 1,2-diols containing a chiral quaternary center [PDF]

open access: yes, 2018
Optically active 1,2-diols are valuable buildings blocks in organic synthesis. In the present paper, a set of racemic 1,2-diols with an ester functional group are prepared, starting from -ketoesters in a three-step procedure with moderate yields.
Gonzalo Calvo, Gonzalo de
core   +2 more sources

Efficient Improving the Activity and Enantioselectivity of Candida rugosa Lipase for the Resolution of Naproxen by Enzyme Immobilization on MCM-41 Mesoporous Molecular Sieve [PDF]

open access: yesInternational Journal Bioautomation, 2015
Lipase from Candida rogusa was immobilized on MCM-41 mesoporous molecular sieves in a trapped aqueous-organic biphase system for the resolution of racemic naproxen methyl ester.
Ying Chen, Yi Xu, Xiao-mei Wu
doaj  

Biodiesel Production from Dairy Waste Scum by Using a Efficient Nano-biocatalyst

open access: yesChemical Engineering Transactions, 2020
In the present paper, magnetic nanoparticles (Fe3O4 NPs) covered with tartaric acid (TA) have been synthesized through an "eco-friendly approach" and subsequently used for direct physical immobilization of the lipase from Thermomyces lanuginous (TLL ...
Maria Sarno, Mariagrazia Iuliano
doaj   +1 more source

Immobilization of hydrophobic lipase derivatives on to organic polymer beads [PDF]

open access: yes, 1994
A simple and effective method of lipase immobilization is described. Lipase from Candida rugosa was first modified with several hydrophobic modifiers before being adsorbed on to organic polymer beads.
Abdul Razak, Che Nyonya   +4 more
core   +1 more source

Activated Carbon as Support for Lipase Immobilization

open access: yesEurasian Chemico-Technological Journal, 2003
Lipase from Candida rugosa was immobilized onto four different types of activated carbon; KI/2030, KI/3040, KI/5060 and KI/6070. The immobilized lipase was used in the esterification of oleic acid and 1- butanol in hexane.
Mohd Basyaruddin Abdul Rahman   +5 more
doaj   +1 more source

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