Medicinal chemists continue to be fascinated by chalcone derivatives because of their
simple chemistry, ease of hydrogen atom manipulation, straightforward synthesis, and a …

Coumarin compounds represent an important type of naturally occurring and synthetic
oxygen-containing heterocycles with typical benzopyrone framework. This type of special …

Naturally occurring coumarins, having wide spectrum of activities such as antioxidant, anti-
inflammatory, anticancer, MAO-B inhibitory and antimicrobial, are frequently used by the …

Copper nanoparticles have been explored as a new class of heterogeneous catalyst in
various chemical transformations. This review surveys the most useful organic …

Coumarins are fused benzene and pyrone ring systems with a wide spectrum of
bioactivities, including antitumor, anti‐inflammation, antiviral, and antibacterial effects. In this …

Small-molecule probes emitting in the second near-infrared window (NIR-II) are attracting
great attention because of their deep-tissue imaging ability. However, developing NIR-II …

The first report in literature of the isolation of coumarin was in the year 1820. After this report,
other papers were published demonstrating the isolation and synthesis of coumarin and …

Plants produce and release a vast variety of secondary metabolites with diversified
functions, and possess ecological, toxicological and biological effects that mimic the …

Chalcone is a simple naturally occurring α, β-unsaturated ketone with biological importance,
which can also be easily synthesized in laboratories by reaction between two aromatic …

In this study, high sulfate content ulvan (HU) was prepared with sulfur trioxide/N, N-
dimethylformamide (SO3–DMF) in formamide, and the antihyperlipidemic activity of ulvan …