1. 1,2-Benzoquinone is a Benzoquinone resulting from the formal oxidation of catechol

2. Aluminated Derivatives of Porous Magadiite Heterostructures for Acid-Catalyzed tert-Butylation of Catechol

3. Bioadhesive Functional Hydrogels: Controlled Release of Catechol Species With Antioxidant and Antiinflammatory Behavior Mater Sci Eng C Mater Biol Appl

4. Catecholamines are characterized by a catechol group (a benzene ring with two hydroxyl groups) to which is attached an amine (nitrogen-containing) group.

5. The main active ingredients in Bistort are tannins (oligomeric proanthocyanidins, galloyl, and catechol tannins) which are present in very large quantities in the rootstock (15 to 36 percent)