Compounds with a phenol group will form a blue, violet, purple, green, or red-brown color upon addition of aqueous ferric chloride. This reaction can be used as a test for phenol groups. Mix several ...

This research assessed (1) the relationship between defoliation and phenolic chemistry of red oak trees, and (2) the relationship between food quality, measured in terms of oak phenolic chemistry and ...

Phenolic compounds are abundant in tropical peat swamp forests and peat mostly comprises lignin and other phenolics. Water in these forests is darkened by tannins and humic acids and the flora exhibit ...