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Pyrogallol

Pyrogallol is an organic compound with the formula C6H3(OH)3. It is a white water-soluble solid although samples are typically brownish because of its sensitivity toward oxygen. It is one of three isomeric benzenetriols.

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Further Information

Names

Preferred IUPAC name: Benzene-1,2,3-triol

Other names

1,2,3-Trihydroxybenzene
Pyrogallic acid

Identifiers

CAS Number: 87-66-1

JSmol: Interactive image

ChEBI: CHEBI:16164

ChEMBL: ChEMBL307145

ChemSpider: 13835557

ECHA InfoCard: 100.001.603

UNII: 01Y4A2QXY0

Properties

Chemical formula: CHO663

Molar mass: 126.11 g/mol

Density: 1.45 g/cm

Melting point: 131 to 134 °C (268 to 273 °F; 404 to 407 K)

Boiling point: 309 °C (588 °F; 582 K)

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).

Infobox references