5 Questions
What is the general structure of flavonoids?
15-carbon skeleton, containing 2 benzene rings connected by a 3-carbon linking chain
In which natural products are flavonoids commonly found?
Fruits, vegetables, nuts, seeds, stems, flowers, and tea
Which cellular receptor sites do flavonoids bind to?
A range of cellular receptor sites
What is the responsible for the color of flowers and fruits?
Flavonoids
What color does AlCl3 turn when in contact with flavonoids?
Yellow
Study Notes
Flavonoids Structure and Occurrence
- Flavonoids have a general structure of 15 carbon atoms, arranged in a specific pattern of three six-membered rings.
- Flavonoids are commonly found in natural products like fruits, vegetables, and plant-based foods.
Flavonoids and Cellular Receptors
- Flavonoids bind to cellular receptor sites, influencing various biological processes.
Pigmentation and Color
- Flavonoids are responsible for the color of flowers and fruits.
- AlCl3 (aluminum chloride) turns yellow when in contact with flavonoids, indicating the presence of these compounds.
Test your knowledge on flavonoidal glycosides and other related phenolic compounds, which are important secondary metabolites synthesized mainly by plants. Learn about the general structure of flavonoids and their significance in the human diet.
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