Application of the Heck Reaction for the Synthesis of C -Glycosyl Phenolic Compounds.

This article discusses the application of the Heck reaction for the synthesis of C-glycosyl phenolic compounds. The authors successfully synthesized C-glycosylated 2-styrylchromones and xanthones with high stereoselectivity. The article also includes detailed experimental procedures and characterization data for the synthesized compounds. The given text appears to be a scientific article or research paper that includes data related to chemical compounds. The text provides information about the chemical structure and properties of different compounds, including their nuclear magnetic resonance (NMR) spectra, mass spectrometry data, and physical characteristics. The compounds mentioned in the text are described in terms of their chemical composition, yield, and various spectroscopic data. [Extracted from the article]