Selectivity tuning using Rh/PTABS catalytic system for the hydroformylation of eugenol

RS Prajapati, AR Kapdi, R Sahu, BM Bhanage - Catalysis Today, 2024 - Elsevier
Rhodium catalyzed hydroformylation of eugenol was carried out by using PTABS (4-(1, 3, 5-
triaza-7-phosphaadamantan-1-ium-1-yl) butane-1-sulfonate) as a water-soluble ligand and …

Production of diacetates from propenylphenols: A one-pot two-step approach involving hydroformylation/hydrogenation/O-acylation

AO Dias, FG Delolo, JA Avendaño-Villarreal… - Applied Catalysis A …, 2023 - Elsevier
A one-pot two-step approach for the synthesis of diacetate esters from propenylphenols was
developed. This protocol involves the functionalization of the propenylphenol in two remote …

Working together to avoid unwanted reactions: hydroformylation/O-acylation of terpene-based hydroxyolefins

FG Delolo, GM Vieira, JA Avendaño-Villarreal… - Journal of …, 2023 - Elsevier
The application of hydroformylation to substrates containing hydroxyl groups tends to be
problematic because the formed aldehydes can react with the hydroxyl moiety in undesired …

Catalytic multi-step continuous-flow processes for scalable transformation of eugenol into potential fragrances

FMS Rodrigues, V Masliy, MFC Silva, AP Felgueiras… - Catalysis Today, 2023 - Elsevier
Catalytic multi-step processes were optimized and developed under continuous-flow
conditions, to transform eugenol into potential new fragrances. One approach consisted in …

Direct formylation of phenols using difluorocarbene as a safe CO surrogate

CC Feng, SL Zhang - Organic & Biomolecular Chemistry, 2023 - pubs.rsc.org
A convenient method to prepare aryl formates is reported herein that exploits
difluorocarbene to serve as a CO surrogate. This reaction is proposed to occur through a …

Replacing syngas by formic acid and acetic anhydride with advantages: tandem carbonylation of renewable terpenes and propenylbenzenes

FG Delolo, TP Moreira, AO Dias, EN dos Santos… - Journal of …, 2024 - Elsevier
The introduction of aldehyde and acetate functionalities in renewable terpenes and
propenylbezenes provides useful feedstocks for fine chemicals, especially in the flavor and …

Synthesis of cannabidiol-based compounds as ACE2 inhibitors with potential application in the treatment of COVID-19

GV de Lima Marques, DP de Almeida Marques… - European Journal of …, 2023 - Elsevier
Cannabis is a general name for plants of the genus Cannabis. Used as fiber, medicine,
drug, for religious, therapeutic, and hedonistic purposes along the millenia, it is mostly …

One‐Pot Reactions in Different Sites: A New Approach in Hydroformylation‐Based Processes

FG Delolo, EN dos Santos, EV Gusevskaya - ChemCatChem, 2024 - Wiley Online Library
One‐pot synthetic procedures allow multiple chemical transformations circumventing the
isolation of intermediates and thus saving time, energy and feedstocks. Within the scope of …

Hydroaminomethylation of Natural Allylic and Homoallylic Alcohols: A Ligand‐Controlled Route to New Amines

A de O. Dias, AG Santos, FG Delolo… - …, 2023 - Wiley Online Library
Hydroaminomethylation (HAM) is a tandem catalytic process that allows accessing amines
from olefin scaffolds and is perfectly aligned with green chemistry precepts. In this work …

Hidroformilação catalisada por complexos de cobalto e ródio: valorização de substratos biorrenováveis

CS Bolsoni - 2023 - repositorio.ufmg.br
RESUMO O consumo de produtos de fragrâncias vem aumentando a cada ano,
principalmente devido a presença dos mesmos no cotidiano da sociedade. Produtos estes …