Chemical structure of strepsilin
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A crystal cluster of strepsilin; B single crystal
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Names | |
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IUPAC name
4,8-Dihydroxy-10-methyl-1H-[2]benzofuro[5,4-b][1]benzofuran-3-one
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Identifiers | |
3D model (JSmol)
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ChEBI | |
ChemSpider | |
PubChem CID
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Properties | |
C15H10O5 | |
Molar mass | 270.24 g/mol |
Melting point | 324 °C (615 °F; 597 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Strepsilin is a chemical found in lichens. It produces an emerald green colour in the C test. It is a dibenzofuran dimer, with hydroxy, oxy and methyl side groups. It is named after Cladonia strepsilis.[1] Strepsilin was discovered by Wilhelm Zopf in 1903.[2][3] The structure of strepsilin was determined by Shoji Shibata.[4]