Studies on heterocyclic compounds. VII. Syntheses of novel furo[2,3-b]chromones [1]

DOI: 10.1002/jhet.5570260317

Source and publish data:

Journal of Heterocyclic Chemistry p. 605 - 608 (1989)

Update date:2022-08-03

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Authors:

Kuo Kuo

Huang Huang

Chou Chou

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Article abstract of DOI:10.1002/jhet.5570260317

Furo[2,3-b]chromone (1a) was conveniently prepared by the PPE-promoted cyclization of 5-[2'-carboxy-phenoxy)furan-2-carboxylic acid (8) which was made from methyl salicylate and ethyl 5-nitrofuran-2-carboxylate. Furo[2,3-b]chromon-2-acrylic acid (13) was

Full text of DOI:10.1002/jhet.5570260317

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