One-pot synthesis of 3, 4-dihydropyridin-2-one via Michael addition of in situ–generated enaminones

JB Senthil Kumar, N Kumari… - Synthetic Communications, 2013 - Taylor & Francis
Herein we have reported a facile solvent-, catalyst-, and aldehyde-free, one-pot synthesis of
3, 4-dihydropyridin-2-one from 1, 3-diones using simple and mild reaction conditions. The …

Cascade synthesis of 1, 2-dihydropyridine from dienaminodioate and an imine: a three-component approach

C Challa, M John, RS Lankalapalli - Tetrahedron Letters, 2013 - Elsevier
A convenient synthesis of 1, 2-dihydropyridine (1, 2-DHP) has been developed from
dienaminodioate and an imine mediated by trifluoroacetic acid in a one-pot cascade …

One‐pot synthesis of 3, 4‐dihydropyridin‐2‐ones via tandem reaction of Blaise reaction intermediate and acrylic ester

T Meng, L Liu, H Jia, L Ren, C Feng… - Applied …, 2016 - Wiley Online Library
An efficient method for the synthesis 3, 4‐dihydropyridin‐2‐ones has been developed via
tandem one‐pot Michael‐type addition and cyclization of the Blaise reaction intermediate …

Five-component synthesis of dihydropyridines based on diketene

A Rezvanian, MM Heravi, Z Shaabani, M Tajbakhsh - Tetrahedron, 2017 - Elsevier
A novel five-component strategy involving commercially available diketene, primary amines,
malononitrile and various benzaldehydes for the synthesis of densely functionalized 1, 4 …

Imidazole‐catalyzed three‐component cascade reaction for the facile synthesis of highly substituted 3, 4‐dihydropyridin‐2‐one derivatives

Z Liu, L Tan, Q Wu, X Lin - Chinese Journal of Chemistry, 2012 - Wiley Online Library
A novel one‐pot protocol for the synthesis of valuable 3, 4‐dihydropyridin‐2‐ones from the
condensation of aldehyde with cyanoacetamide and 1, 3‐dicarbonyl compounds in the …

One-pot multicomponent reactions for the efficient synthesis of highly functionalized dihydropyridines

S Pal, LH Choudhury, T Parvin - Synthetic Communications, 2013 - Taylor & Francis
An efficient, atom-economic, one-pot protocol has been developed for the synthesis of highly
functionalized dihydropyridines via four-component reactions of aromatic aldehydes …

Aqueous Synthesis of 3, 4‐Dihydropyridinones from Acryloyl Chloride and Enaminones by Domino Amidation and Intramolecular Michael Addition

T Luo, H Xu, Y Liu - ChemistrySelect, 2019 - Wiley Online Library
A facile method for the synthesis of 3, 4‐dihydropyridin‐2 (1H)‐ones (3, 4‐
dihydropyridinones) has been developed via the reactions of acryloyl chloride and …

Metal and Ligand‐Free Approach Towards the Efficient One‐Pot Synthesis of Dipyridopyrimidinimine Derivatives

VC Kommuri, A Vijayan - ChemistrySelect, 2024 - Wiley Online Library
We report a facile, expeditious, user‐friendly, and convenient metal‐free synthesis
employing base catalysis in a one‐pot procedure to construct 11H‐dipyrido [1, 2‐a: 3′, 2 …

Zwitterionic imidazolium salt: an efficient organocatalyst for the one-pot synthesis of 5, 6-unsubstituted 1, 4-dihydropyridine scaffolds

A Kumar Bagdi, D Kundu, A Majee… - Current …, 2016 - ingentaconnect.com
An efficient, simple and environmentally benign methodology has been developed for the
synthesis of 5, 6-unsubstituted 1, 4-dihydropyridine derivatives by a three-component …

Facile synthesis of functionalized 4-aminopyridines

N Nishiwaki, M Azuma, M Tamura, K Hori… - Chemical …, 2002 - pubs.rsc.org
Facile synthesis of functionalized 4-aminopyridines - Chemical Communications (RSC
Publishing) DOI:10.1039/B205510D Royal Society of Chemistry ViewáPDFáVersionPreviousáArticleNextáArticle …