/ˈfjʊəreɪn/.furann.
/ˈfjʊəran//ˈfjʊəreɪn/. Chemistry.
(a) A heterocyclic compound having a five-membered ring, (CH)4O, and isolated as a colourless liquid with an ethereal odour. (b) Any compound derived from furan that contains a furan ring.
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the world > matter > chemistry > organic chemistry > organic compounds > [noun] > heterocyclic compounds > furans
furfuran1877
furan1894
the world > matter > chemistry > organic chemistry > organic compounds > [noun] > heterocyclic compounds > furans > furan derivatives
furfurine1845
furfurol1845
furfuraldehyde1879
furan1894
furanose1927
1894 G. M'Gowan tr. A. Bernthsen Text-bk. Org. Chem. (ed. 2) xv. 329 The furfurane derivatives are frequently termed ‘furane’ derivatives for shortness' sake.
1899 Jrnl. Chem. Soc. 75 ii. Index 1201/2 Furfuran (furan).
1951 R. S. Morrell in Morrell & Langton Synthetic Resins & Allied Plastics (ed. 3) xiii. 409 Furanes may be used in fungicides and fly-repellent preparations.
1953 A. P. Dunlop & F. N. Peters Furans i. 3 Furans substitute with greater ease than their benzene analogs.
Compounds
furan nucleus n. = furan ring n.
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the world > matter > chemistry > organic chemistry > organic compounds > [noun] > heterocyclic compounds > furans > furan ring
furan nucleus1907
1907 Jrnl. Chem. Soc. 92 i. 146 (heading) Reduction of the furan nucleus.
furan resin n. any of various resins that are polymers of a furan, esp. of furfuryl alcohol or furfural.
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the world > matter > chemistry > organic chemistry > organic compounds > [noun] > heterocyclic compounds > furans > furan resins
furan resin1935
furfural resin1939
1935 C. Ellis Chem. Synthetic Resins II. Index 1516/2 Furan resins.
1969 J. A. Brydson Plastics Materials (ed. 2) xxiv. 511 The furan resins have never achieved importance for mouldings or laminates but..have found value in anti-corrosion applications.
furan ring n. a ring of four carbon atoms and one oxygen atom.
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1930 Jrnl. Amer. Chem. Soc. 52 1697 Glyco~sides which possess the furan ring are very readily hydrolyzed.
furan-ringed adj.
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1930 Jrnl. Amer. Chem. Soc. 52 1697 The furan-ringed methylglycosides.
This entry has not yet been fully updated (first published 1933; most recently modified version published online December 2020).
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