Tannic acid - Wikipedia
网页Tannic acid is a specific form of tannin, a type of polyphenol. Its weak acidity (pK a around 6) is due to the numerous phenol groups in the structure.
TANNIC ACID - Uses, Side Effects, and More - WebMD
网页Learn more about TANNIC ACID uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain TANNIC ACID.
Tannic Acid: Friend or Foe? | Plant ChemCast - Nature
网页2013年7月18日 · But what exactly is Tannic Acid and how does it affect us and living organisms as a whole? Tannic Acid is found in nutgalls, the swelling of trees caused by parasitic wasps.
Tannic Acid - an overview | ScienceDirect Topics
网页Tannic acid is a precipitative stabilizer extracted from gall nuts. With the chemical formula C76 H 52 0 46 it has a structure similar to that of other polyphenols. It works by making the ratio of polyphenols to proteins more even (Siebert and Lynn, 1997).
Tannin | Definition, In Plants, Uses, & Facts | Britannica
网页2024年8月27日 · Gallotannin, or common tannic acid, is the best known of the hydrolyzable tannins. It is produced by extraction with water or organic solvents from the galls of certain trees, notably the Aleppo oak (Quercus infectoria) and Chinese nutgall (Rhus chinensis).
Pharmacological effects and mechanisms of tannic acid
网页2022年10月1日 · Tannic acid (TA), the simplest hydrolysable tannin that has been approved by the FDA as a safe food additive, is one of the most important components of these traditional medicines. Studies have shown that TA displays a wide range of pharmacological activities, such as anti-inflammatory, neuroprotective, antitumor, cardioprotective, and anti ...
Tannic Acid | Formula, Properties & Application
网页Its chemical formula is C 76 H 52 O 46. It forms a light yellow solution when dissolved in water and has a very astringent taste. Its structure is complex and is characterized by a large number of phenolic hydroxyl groups.
Tannic Acid | C76H52O46 | CID 16131300 - PubChem
网页Tannic acid is a gallotannin obtained by acylation of the five hydroxy groups of D-glucose by 3,4-dihydroxy-5-[(3,4,5-trihydroxybenzoyl)oxy]benzoic acid (a gallic acid dimer). It has a role as a carcinogenic agent, a metabolite and a geroprotector.
Tannic Acid - an overview | ScienceDirect Topics
网页Tannic acid is a chemical compound used as a fixative for dyes, in the production of inks, rubber, and imitation materials, as well as in the clarification of beer and wine, photography, analytical laboratories, and pharmaceutical preparations.
Tannic acid - American Chemical Society
网页2012年12月10日 · Tannic acid is a specific tannin that formally contains 10 galloyl (3,4,5-trihydroxyphenyl) units surrounding a glucose center. Commercial tannic acid, however, consists of molecules with 2–12 galloyl moieties.