Amine-functionalized graphitic carbon nitride as a sustainable metal-free catalyst for knoevenagel condensation

K Kumari, P Choudhary, D Sharma… - Industrial & …, 2022 - ACS Publications
Design and development of sustainable metal-free heterogeneous catalysts for organic
transformation reactions is a challenging task. In this work, an amine-functionalized graphitic …

Copper (I) bromide (CuBr): a highly efficient catalyst for the synthesis of β-enaminone derivatives using ultrasound irradiation under solvent-free conditions

R Redjemia, A Bouzina, YO Bouone… - Research on Chemical …, 2022 - Springer
The development of novel, clean, and efficient methods for the preparation of compounds is
a major research focus in organic chemistry at the moment. In this context, copper bromide …

Synthesis of Tetrasubstituted Enamines Using Secondary Amines and In Situ-Generated Allenes from Nitrocyclopropanes

ZY Xu, JS Wei, L Liu, QB Hu, JY Zhu… - The Journal of …, 2024 - ACS Publications
A novel reaction of cyclic and acyclic secondary amines with in situ-generated allene
intermediate species from nitro-substituted donor–acceptor cyclopropanes is reported. In the …

Nitrogen‐Doped TiO2 Nanotubes‐Catalyzed Synthesis of Small D‐π‐A‐Type Knoevenagel Adducts and β‐Enaminones

S Sultana, G Kumar, LS Sarma… - European Journal of …, 2023 - Wiley Online Library
For the first time, interstitial nitrogen‐doped TiO2 nanotubes (INDTNTs) have been utilized
as heterogeneous green catalysts for the synthesis of D‐π‐A‐type Knoevenagel adducts (3) …

[6π] Photocyclization to cis-Hexahydrocarbazol-4-ones: Substrate Modification, Mechanism, and Scope

SG Modha, A Pöthig, A Dreuw… - The Journal of Organic …, 2019 - ACS Publications
Upon irradiation at λ= 366 nm, tertiary N-alkoxycarbonyl-N-aryl-β-enaminones furnished
exclusively the trans-hexahydrocarbazol-4-ones by a conrotatory [6π] photocyclization but …

Cobalt (II) chloride-mediated synthesis of beta-enamino compounds under solvent-free conditions

ZH Zhang, JY Hu - Journal of the Brazilian Chemical Society, 2006 - SciELO Brasil
A variety of beta-enaminones and beta-enamino esters can be synthesized by the reaction
of 1, 3-dicarbonyl compounds with amines in the presence of a catalytic amount of cobalt (II) …

Synthesis of enaminones and enamino esters catalysed by ZrOCl2· 8H2O

ZH Zhang, TS Li, JJ Li - Catalysis Communications, 2007 - Elsevier
A simple, fast and efficient procedure has been developed for the synthesis of β-
enaminones and β-enamino esters catalysed by zirconyl chloride octahydrate (ZrOCl2 …

ZrCl4-Catalyzed Efficient Synthesis of Enaminones and Enamino Esters under Solvent-free Conditions

J Lin, LF Zhang - Monatshefte für Chemie-Chemical Monthly, 2007 - Springer
ZrCl4-Catalyzed Efficient Synthesis of Enaminones and Enamino Esters under Solvent-free
Conditions | SpringerLink Skip to main content Advertisement SpringerLink Account Menu Find …

A novel and reusable magnetic nanocatalyst developed based on graphene oxide incorporated strontium nanoparticles for the facial synthesis of β‐enamino ketones …

SR Mousavi, H Sereshti… - Applied …, 2019 - Wiley Online Library
A novel magnetic SrFeGO nanocatalyst (NC) was synthesized through a simple sol–gel
technique by introducing strontium and iron oxide nanoparticles onto graphene. The …

An efficient protocol for the synthesis of 2-amino-4, 6-diphenylpyridine-3-carbonitrile using ionic liquid ethylammonium nitrate

SR Sarda, JD Kale, SK Wasmatkar, VS Kadam… - Molecular …, 2009 - Springer
An efficient protocol for the synthesis of 2-amino-4,6-diphenylpyridine-3-carbonitrile using
ionic liquid ethylammonium nitrate Page 1 Mol Divers (2009) 13:545–549 DOI 10.1007/s11030-009-9132-1 …