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Heterocyclic compound consisting of fused benzene and furan rings From Wikipedia, the free encyclopedia
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.
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Names | |||
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Preferred IUPAC name
1-Benzofuran[1] | |||
Other names | |||
Identifiers | |||
3D model (JSmol) |
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107704 | |||
ChEBI | |||
ChEMBL | |||
ChemSpider | |||
DrugBank | |||
ECHA InfoCard | 100.005.439 | ||
EC Number |
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260881 | |||
KEGG | |||
PubChem CID |
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RTECS number |
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UNII | |||
UN number | 1993 | ||
CompTox Dashboard (EPA) |
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Properties | |||
C8H6O | |||
Molar mass | 118.135 g·mol−1 | ||
Melting point | −18 °C (0 °F; 255 K) | ||
Boiling point | 173 °C (343 °F; 446 K) | ||
Hazards | |||
GHS labelling: | |||
Warning | |||
H226, H351, H412 | |||
P201, P202, P210, P233, P240, P241, P242, P243, P273, P280, P281, P303+P361+P353, P308+P313, P370+P378, P403+P235, P405, P501 | |||
Lethal dose or concentration (LD, LC): | |||
LD50 (median dose) |
500 mg/kg (mice).[2] | ||
Related compounds | |||
Related compounds |
Benzothiophene, Indole, Indene, 2-Cumaranone | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Benzofuran is extracted from coal tar. It is also obtained by dehydrogenation of 2-ethylphenol.[2]
Benzofurans can be prepared by various methods in the laboratory. Notable examples include:
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