Английская Википедия:Benzofuran

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Benzofuran is the heterocyclic compound consisting of fused benzene and furan rings. This colourless liquid is a component of coal tar. Benzofuran is the structural nucleus (parent compound) of many related compounds with more complex structures. For example, psoralen is a benzofuran derivative that occurs in several plants.

Production

Benzofuran is extracted from coal tar. It is also obtained by dehydrogenation of 2-ethylphenol.[1]

Laboratory methods

Benzofurans can be prepared by various methods in the laboratory. Notable examples include:

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Perkin rearrangement
Diels–Alder reaction yielding a substituted benzofuran
Benzofurans via Cycloisomerization

Related compounds

References

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