Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Chemical compound
Pyrogallol is an organic compound with the formula C6H3(OH)3. It is a water-soluble, white solid although samples are typically brownish because of its sensitivity toward oxygen.[3] It is one of three isomers of benzenetriols.
^ abcdeHaynes, William M., ed. (2016). CRC Handbook of Chemistry and Physics (97th ed.). CRC Press. p. 3.38. ISBN 9781498754293.
^Thakuria, Ranjit; Cherukuvada, Suryanarayan; Nangia, Ashwini (2012). "Crystal Structures of Pyrogallol, Its Hydrate, and Stable Multiple Z ′ Cocrystals with N-Heterocycles Containing Metastable Conformers of Pyrogallol". Crystal Growth & Design. 12 (8): 3944–3953. doi:10.1021/cg3003367.
^Fiege, Helmut; Heinz-Werner, Voges; Hamamoto, Toshikazu; Umemura, Sumio; Iwata, Tadao; Miki, Hisaya; Fujita, Yasuhiro; Buysch, Hans-Josef; Garbe. "Ullmann's Encyclopedia of Industrial Chemistry". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. p. 1072. doi:10.1002/14356007.a19_313. ISBN 978-3527306732.
Pyrogallol is an organic compound with the formula C6H3(OH)3. It is a water-soluble, white solid although samples are typically brownish because of its...
In enzymology, a pyrogallol hydroxytransferase (EC 1.97.1.2) is an enzyme that catalyzes the chemical reaction 1,2,3,5-tetrahydroxybenzene + 1,2,3-trihydroxybenzene...
A hydrolysable tannin or pyrogallol-type tannin is a type of tannin that, on heating with hydrochloric or sulfuric acids, yields gallic or ellagic acids...
and 6) positions. It is the symmetrically dimethylated derivative of pyrogallol. It is a colorless solid, although typical samples are brown owing to...
solubility in water. The enzyme pyrogallol hydroxytransferase uses benzene-1,2,3,5-tetrol and benzene-1,2,3-triol (pyrogallol), whereas its two products are...
resorcinarenes and pyrogallolarenes are produced from resorcinol and pyrogallol, respectively. The aldehyde most often used is formaldehyde, while larger...
of carbon atoms (i.e. 5) is useful in decreasing polymer elasticity. Pyrogallol can be produced from glutaric diester. Glutaric acid may cause irritation...
benzenetriols. The other two isomers are hydroxyquinol (1,2,4-benzenetriol) and pyrogallol (1,2,3-benzenetriol). Phloroglucinol, and its benzenetriol isomers, are...
emulsions after Samman introduced the idea of adding dithionite to the pyrogallol developer.[citation needed] Berkeley discovered that with his own addition...
current legislation restricts the use of certain substances, such as pyrogallol, formaldehyde, or paraformaldehyde, and bans the use of others, such as...
name of R. coriaria. The leaves of certain sumacs yield tannin (mostly pyrogallol-type), a substance used in vegetable tanning. Notable sources include...
Hydroxymethylfurfural Hydroxyquinol Isomaltol Levoglucosenone Maltol Phloroglucinol Pyrogallol Triacetic acid lactone This set index page lists chemical structure articles...
traction and abrasion, and have warm color. Chestnut tannin is one of the pyrogallol class of tannins (also known as hydrolysable tannin). As it tends to give...
is a macrocycle, or a cyclic oligomer, based on the condensation of pyrogallol (1,2,3-trihydroxybenzene) and an aldehyde. Pyrogallolarenes are a type...
reaction 3,4,5-trihydroxybenzoate ⇌ {\displaystyle \rightleftharpoons } pyrogallol + CO2 This enzyme belongs to the family of lyases, specifically the carboxy-lyases...
Colchicine is a medication used to treat gout and Behçet's disease. For gout, it is less preferred than nonsteroidal anti-inflammatory drugs (NSAIDs) or...
the British Journal of Photography Almanac included his new formula of pyrogallol, sulfite and citric acid in their publication. In Berkeley's new formula...
acid can be extracted from it. The bark and especially the fruit yield pyrogallol and catechol to dye and tan leather. Water stored in the stem is often...
polyphenols contain repeating phenolic moieties of pyrocatechol, resorcinol, pyrogallol, and phloroglucinol connected by esters (hydrolyzable tannins) or more...
amaranth (red dye #2 banned in the US in 1976), silver nitrate, carmine, pyrogallol, disperse orange dye, and chromium. These have been found to cause allergic...
1993 Recommendations for the Nomenclature of Organic Chemistry. Enol Pyrogallol Thiotimoline "Front Matter". Nomenclature of Organic Chemistry: IUPAC...
had experimented with phenols and formaldehydes in 1872, particularly Pyrogallol and benzaldehyde. He created a "black guck" which he considered useless...
nutgalls and oak barks. Purpurogallin can be prepared by oxidation of pyrogallol with sodium periodate. Purpurogallin is bioactive It can inhibit 2-hydroxy...
Benserazide is a peripherally acting aromatic L-amino acid decarboxylase or DOPA decarboxylase inhibitor, which is unable to cross the blood–brain barrier...
instant coffee. The developing chemistry is similar to that of catechol or pyrogallol. It is also used as a matrix in MALDI mass spectrometry analyses. Isomers...
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