Definition of Pyrogallic. Meaning of Pyrogallic. Synonyms of Pyrogallic

Here you will find one or more explanations in English for the word Pyrogallic. Also in the bottom left of the page several parts of wikipedia pages related to the word Pyrogallic and, of course, Pyrogallic synonyms and on the right images related to the word Pyrogallic.

Definition of Pyrogallic

Pyrogallic
Pyrogallic Pyr`o*gal"lic, a. [Pyro- + gallic.] (Chem.) Pertaining to, derived from, or designating, an acid called pyrogallol. See Pyrogallol.

Meaning of Pyrogallic from wikipedia

- Preferred IUPAC name Benzene-1,2,3-triol Other names 1,2,3-Trihydroxybenzene Pyrogallic acid 1,2,3-Benzenetriol Identifiers CAS Number 87-66-1 Y 3D model (JSmol)...
- the latter in not being convertible into gallic acid, and not yielding pyrogallic acid by dry distillation. It is precipitated by sulfuric acid in red flocks...
- The first patent for an oxygen scavenger used an alkaline solution of pyrogallic acid in an air-tight vessel. Modern scavenger sachets use a mixture of...
- pseudo tannins and their sources are: Ellagic acid, gallic acid, and pyrogallic acid were first discovered by chemist Henri Braconnot in 1831.: 20  Julius...
- reagent used is phenol (carbolic acid crystals dissolved in water) or, pyrogallic acid or, cresol, usually termed as Pandy's reagent or Pandy's solution...
- are: Pot****ium hydroxide (caustic potash) for carbon dioxide Pyrogallol (pyrogallic acid) for oxygen Copper(I) chloride (ammoniacal Cuprous chloride) for...
- unlike those in common use today. An example formula follows. Part A: Pyrogallic acid 96 g, alcohol 1 oz. Part B: Pot****ium bromide 12 g, distilled Water...
- Among others, Braconnot discovered gallic and ellagic acids (1818) and pyrogallic acid (pyrogallol) which later enabled the development of photography....
- Catechol Ferulic acid Gallic acid p-Hydroxybenzoic acid Protocatec****c acid Pyrogallic acid Resorcylic acid Sinapinic acid Syringic acid Vanillin To transfer...
- Regnault was also an avid amateur photographer. He introduced the use of pyrogallic acid as a developing agent, and was one of the first photographers to...