Pyrogallol
Benzene-1,2,3-triol / From Wikipedia, the free encyclopedia
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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.
Quick Facts Names, Identifiers ...
Names | |
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Preferred IUPAC name
Benzene-1,2,3-triol | |
Other names | |
Identifiers | |
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3D model (JSmol) |
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ChEBI | |
ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.001.603 |
EC Number |
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KEGG | |
PubChem CID |
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RTECS number |
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UNII | |
UN number | 2811 |
CompTox Dashboard (EPA) |
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Properties | |
C6H6O3 | |
Molar mass | 126.11 g/mol |
Density | 1.453 g/cm3 (4 °C)[1] |
Melting point | 125.5 °C (257.9 °F; 398.6 K)[1] |
Boiling point | 307 °C (585 °F; 580 K)[1] |
Refractive index (nD) |
1.561 (134 °C)[1] |
Structure[2] | |
Monoclinic | |
P21/n | |
a = 12.1144(11) Å, b = 3.7765(3) Å, c = 13.1365(12) Å α = 90°, β = 115.484(1)°, γ = 90° | |
Formula units (Z) |
4 |
Hazards | |
GHS labelling: | |
Warning | |
H302, H312, H332, H341, H412 | |
P201, P202, P261, P264, P270, P271, P273, P280, P281, P301+P312, P302+P352, P304+P312, P304+P340, P308+P313, P312, P322, P330, P363, P405, P501 | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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