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levoglucosan

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EntityQ6535767· pop 11· linked from 8 articles

levoglucosan

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Also known as 1,6-Anhydro-beta-D-glucose, Leucoglucosan, 1,6-Anhydro-beta-glucopyranose, Glucosan, 1,6-Anhydroglucose, 6,8-Dioxabicyclo[3.2.1]octane b-delta-glucopyranose deriv., 6,8-Dioxabicyclo[3.2.1]octane b-D-glucopyranose deriv., Anhydro-D-mannosan

Levoglucosan (C6H10O5) is an organic compound with a six-carbon ring structure formed from the pyrolysis of carbohydrates, such as starch and cellulose. As a result, levoglucosan is often used as a chemical tracer for biomass burning in atmospheric chemistry studies, particularly with respect to airborne particulate matter. Along with other tracers such as potassium, oxalate, and gaseous acetonitrile, levoglucosan has been shown to be highly correlated with regional fires. This is because the gas emitted by the pyrolysis of wood (biomass) contains significant amounts of levoglucosan.

In the Vinony graph

Vinony's link graph records 8 inbound references to levoglucosan, and connects out to carbon, mass density and glucose.

Vinony files it under Atmospheric chemistry, Chembox image size set and Cyclic acetals with aldehydes.

Vinony links it to 10 Wikipedia language editions.

Chemical data

Formula
C6H10O5
Molecular weight
162.14 g/mol
IUPAC name
(1R,2S,3S,4R,5R)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triol

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Drug data · ChEMBL

Molecule type
Small molecule

via ChEMBL · EBI

Wikidata facts

Mass
162.053
Show 6 more facts
chemical formula
C₆H₁₀O₅
isomeric SMILES
C1[C@@H]2[C@H]([C@@H]([C@H]([C@H](O1)O2)O)O)O
canonical SMILES
C1C2C(C(C(C(O1)O2)O)O)O
melting point
182.0
Commons category
Levoglucosan
found in taxon
Homo sapiens
Sources (2)

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Encyclopedic overview

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Contents
  • References

Levoglucosan (C6H10O5) is an organic compound with a six-carbon ring structure formed from the pyrolysis of carbohydrates, such as starch and cellulose. As a result, levoglucosan is often used as a chemical tracer for biomass burning in atmospheric chemistry studies, particularly with respect to airborne particulate matter. Along with other tracers such as potassium, oxalate, and gaseous acetonitrile, levoglucosan has been shown to be highly correlated with regional fires. This is because the gas emitted by the pyrolysis of wood (biomass) contains significant amounts of levoglucosan.

Levoglucosan has been described as "an unequivocal biomass burning tracer" in the context of forest and brush fires. But the anhydrosugar has only been found detectable in low temperature samples (150-350 °C), meaning that its value as an indicator for smoke from controlled biomass combustion in, for instance, modern domestic wood stoves which operate at temperatures above 500 °C, is "very doubtful". Levoglucosan is a marker for coal combustion as well as wood.

Excerpted from Wikipedia’s “levoglucosan” article, available under the CC BY-SA 4.0 licence.

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