Catalytic and mechanistic insights into the production of ethyl levulinate from biorenewable feedstocks

E Ahmad, MI Alam, KK Pant, MA Haider - Green Chemistry, 2016 - pubs.rsc.org
The importance of ethyl levulinate (EL) as a fuel additive and a potential biomass-derived
platform molecule is noteworthy. EL is obtained from the esterification of levulinic acid (LA) …

Effect of morphology and their oxygen vacancies of nanostructured CeO2 catalyst for carboxymethylation of biomass-derived alcohols

KS Kanakikodi, N Kulal, KS Subramanya… - Molecular …, 2024 - Elsevier
An effective and highly selective protocol has been realized for the synthesis of asymmetric
organic carbonates using dimethyl carbonate (DMC) as a reactant and solvent. Herein, the …

Adsorptive desulfurization using period 4 transition metals oxide: A study of Lewis acid strength derived from the adsorbent ionic-covalent parameter

T Nkomzwayo, L Mguni, D Hildebrandt… - Chemical Engineering …, 2022 - Elsevier
Abstract Pearson's Hard and Soft Acids and Bases (HSAB) principle has been widely
utilized in describing the adsorption trend of sulfur compounds when using transition …

Investigation of the Role of Zirconia and Zirconia-containing Systems as Catalysts in Organic Transformations

K Nikoofar, N Shaddel, F Jozi - Current Organic Chemistry, 2024 - ingentaconnect.com
This review article discusses the applications of zirconia as a catalyst to promote various
organic reactions and transformations. The article is subdivided into four main parts: 1) …

Metal ion-exchanged zeolites as solid acid catalysts for the green synthesis of nopol from Prins reaction

VS Marakatti, AB Halgeri, GV Shanbhag - Catalysis Science & …, 2014 - pubs.rsc.org
The application of metal ion-exchanged zeolites as highly active and selective catalysts for
the synthesis of nopol from the Prins reaction of β-pinene is reported. The catalysts were …

Glycerol acetins: fuel additive synthesis by acetylation and esterification of glycerol using cesium phosphotungstate catalyst

S Sandesh, P Manjunathan, AB Halgeri… - RSC advances, 2015 - pubs.rsc.org
Glycerol acetylation and esterification reactions with acetic anhydride and acetic acid
respectively give acetins, in which di and tri acetins are commercially important products …

Phosphate functionalized graphene oxide with enhanced catalytic activity for Biginelli type reaction under microwave condition

LSK Achary, A Kumar, L Rout, SVS Kunapuli… - Chemical Engineering …, 2018 - Elsevier
Phosphate functionalized graphene oxide (PGO), prepared by covalently bonding
triethylphosphite on to the surface of graphene oxide (GO) via Arbuzov reaction has been …

Prins cyclization: Synthesis of compounds with tetrahydropyran moiety over heterogeneous catalysts

M Stekrova, P Mäki-Arvela, N Kumar… - Journal of Molecular …, 2015 - Elsevier
Tetrahydropyrans, compounds with 6-membered oxygen-containing heterocycles, are
widely used for the synthesis of biologically active compounds with analgesic, anti …

Hierarchically porous sulfated geopolymer catalyst: preparation and performance evaluation towards oxidative denitrogenation

S Kumari, S Sengupta - Catalysis Letters, 2024 - Springer
A hierarchically porous sulfated geopolymer catalyst was prepared by three staged
sequential treatments involving desilication, ion exchange, and sulfation steps. The first step …

The CuFe 2 O 4@ SiO 2@ ZrO 2/SO 4 2−/Cu nanoparticles: an efficient magnetically recyclable multifunctional Lewis/Brønsted acid nanocatalyst for the ligand-and Pd …

MA Nasseri, SA Alavi, M Kazemnejadi, A Allahresani - RSC advances, 2019 - pubs.rsc.org
Herein, the synthesis and application of copper-incorporated sulfated zirconium oxide
supported on CuFe2O4 NPs (CuFe2O4@ SiO2@ ZrO2/SO42−/Cu NPs) as a novel …