Solvent-free Knoevenagel condensations and Michael additions in the solid state and in the melt with quantitative yield

G Kaupp, MR Naimi-Jamal, J Schmeyers - Tetrahedron, 2003 - Elsevier
Numerous Knoevenagel condensations of solid or liquid aromatic aldehydes are performed
with four barbituric acids, Meldrum's acid, dimedone, cyanoacetamide, malodinitrile and …

Uncatalysed Knoevenagel condensation in aqueous medium at room temperature

ML Deb, PJ Bhuyan - Tetrahedron Letters, 2005 - Elsevier
Knoevenagel condensation of various aromatic and heteroaromatic aldehydes with active
methylene compounds like malononitrile, ethyl cyanoacetamide, ethyl cyanoacetate …

Amphipathic barbiturates as mimics of antimicrobial peptides and the marine natural products eusynstyelamides with activity against multi-resistant clinical isolates

MH Paulsen, M Engqvist, D Ausbacher… - Journal of Medicinal …, 2021 - ACS Publications
We report a series of synthetic cationic amphipathic barbiturates inspired by the
pharmacophore model of small antimicrobial peptides (AMPs) and the marine antimicrobials …

Twisted intramolecular charge transfer, aggregation-induced emission, supramolecular self-assembly and the optical waveguide of barbituric acid-functionalized …

E Wang, JWY Lam, R Hu, C Zhang, YS Zhao… - Journal of Materials …, 2014 - pubs.rsc.org
A red-emissive barbituric acid-functionalized tetraphenylethene derivative (TPE-HPh-Bar)
was designed and synthesized. TPE-HPh-Bar exhibits the effect of twisted intramolecular …

Synthesis and antifungal activity of substituted 2, 4, 6-pyrimidinetrione carbaldehyde hydrazones

DM Neumann, A Cammarata, G Backes… - Bioorganic & medicinal …, 2014 - Elsevier
Opportunistic fungal infections caused by the Candida spp. are the most common human
fungal infections, often resulting in severe systemic infections—a significant cause of …

CoFe2O4 nanoparticles: An efficient heterogeneous magnetically separable catalyst for “click” synthesis of arylidene barbituric acid derivatives at room temperature

JK Rajput, G Kaur - Chinese Journal of Catalysis, 2013 - Elsevier
A coprecipitation method was used to synthesize superparamagnetic CoFe 2 O 4
nanoparticles without using any capping agents/surfactants. The prepared nanoparticles …

Synthesis and properties of some polycyclic barbiturate pigments

D Thetford, AP Chorlton, J Hardman - Dyes and Pigments, 2003 - Elsevier
The synthesis, characterisation and properties of some polycyclic barbiturate pigments are
described. The pigments have been tested as colourants for plastic and paint and the results …

A new conducting polymer with exceptional visible‐light photocatalytic activity derived from barbituric acid polycondensation

N Keshavarzi, S Cao, M Antonietti - Advanced Materials, 2020 - Wiley Online Library
A novel covalent, metal‐free, photocatalytic material is prepared by thermal polymerization
of barbituric acid (BA). The structure of the photocatalyst is analyzed by using scanning …

N, N′-Dibutylbarbituric acid as an acceptor moiety in push–pull chromophores

M Klikar, F Bureš, O Pytela, T Mikysek… - New Journal of …, 2013 - pubs.rsc.org
Twelve novel D–π–A chromophores with the N, N′-dibutylbarbituric acid acceptor, the N, N-
dimethylamino donor and a systematically extended π-linker were synthesized. The extent …

Introduction of piperazine-1, 4-diium dihydrogen phosphate as a new and highly efficient dicationic brönsted acidic ionic salt for the synthesis of (thio) barbituric acid …

S Darvishzad, N Daneshvar, F Shirini, H Tajik - Journal of Molecular …, 2019 - Elsevier
A new piperazine-based dicationic Brönsted acidic ionic salt named as piperazine-1, 4-
diium dihydrogen phosphate was prepared. After characterization by FT-IR, Mass and NMR …