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ChemInform Abstract: Synthesis of 2,3,6,8-Tetrahydroxybenzofuro[3,2-b][1]benzopyrylium Chloride (Riccionidin A).

✍ Scribed by G. DYKER; M. BAUER

Publisher
John Wiley and Sons
Year
2010
Weight
30 KB
Volume
29
Category
Article
ISSN
0931-7597

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✦ Synopsis

Synthesis

of 2,3,6,

[1]benzopyrylium Chloride (Riccionidin A).

-Presumably, the higher temperature in the synthesis of the title compound leads to cis/trans isomerization of the double bond. It forces the intramolecular condensation to (IV), a red to violet cell wall pigment found in liverworts. -(DYKER, G.; BAUER, M.;

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