Bis-coumarins have caused great interests in the recent years. These compounds exhibit
diverse biological activities which are ascribed to their ability to exert noncovalent …

Recent advances in 4-hydroxycoumarin chemistry. Part 1: Synthesis and reactions -
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The increase in antibiotic resistance rates has attracted the interest of researchers for
antibacterial compounds capable of potentiating the activity of conventional antibiotics …

Nanomagnetic bisethylferrocene‐containing ionic liquid supported on silica‐coated iron
oxide (Fe3O4@ SiO2@ Im‐bisethylFc [HC2O4]) as a novel catalyst was designed and …

Miniscule modification of Coumarin based dyes 4BMC and 4BBMC was molecularly
designed and synthesized by a single-step method. The synthesized molecules such as …

Abstract H 5 BW 12 O 40 (BWA), Keggin-type heteropoly acid was employed as an effective,
eco-friendly and reusable Lewis acid catalyst for the high yielding synthesis of …

Coumarin derivatives are used as fluorescent dyes and medicines. They also have some
notable physiological effects, including the acute hepatoxicity and carcinogenicity of certain …

Hydroxycoumarins are some of the most versatile heterocyclic scaffolds and are frequently
applied in the synthesis of various organic compounds. 4-Hydroxycoumarin-based …

Nowadays, the antimicrobial resistance is considered as one of the greatest concern facing
human health, as many of bacterial strains had become resistant to available antibiotics. The …

Fluorescence enhancement by factors of 5− 12 times 8-alkyl thiourido-7-ethoxy-4-methyl
coumarin derivatives was observed upon complexation with Hg2+, Ag+, and Ag …