Synthesis and cycloadditions of 9H-furo[3,4-b][1]benzo(thio)pyran-9-ones: furan ring formation by a novel hydrolytically induced cycloreversion

Author:

Daia G.Elena,Gabbutt Christopher D.,Hepworth John D.,Heron B.Mark,Hibbs David E.,Hursthouse Michael B.

Publisher

Elsevier BV

Subject

Organic Chemistry,Drug Discovery,Biochemistry

Reference14 articles.

1. Benzopyrans - XXXIII. [4+2]Cycloaddition of N,N-dimethylhydrazones and anils of 2-unsubstituted and 2-methyl-4-oxo-4H-1-benzopyran-3-carboxaldehyde with N-phenylmaleimide

2. Benzopyrans. Part 30. Synthesis of substituted xanthones from 3-acyl-2-methyl-1-benzopyran-4-ones

3. The only examples comprise: the 1,3-diphenyl derivative; Henderson, Jr., W. A.; Ullman, E. F. J. Am. Chem. Soc. 1965, 87, 5424 and the 1-aryl-3-[(2-formylvinyl)] derivatives, Huffman, K. R.; Kuhn, C. E.; Zweig, A. J. Am Chem. Soc. 1970, 92, 799; Cummings, R. T.; DiZio, J. P.; Krafft, G. A. Tetrahedron Lett. 1988, 29, 69.

4. Derivatives of 7-oxabicyclo[2.2.1]heptane in nature and as useful synthetic intermediates

5. Recent Advances in the Chemistry of Benzo[c]furans and Related Compounds

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