A NEW ENTRY TO (E)-BIBENZOFURANYLIDENE-2,2'-DIONES (ISOXINDIGOS)

DOI: 10.1016/S0040-4020(01)91930-1

Source and publish data:

Tetrahedron p. 2147 - 2150 (1983)

Update date:2022-08-05

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Authors:

Bigi, Franca

Casiraghi, Giovanni

Sartori, Giovanni

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Article abstract of DOI:10.1016/S0040-4020(01)91930-1

A one-pot synthesis of isoxindigos 4 is described via o-specific alkylation of dichloroaluminum phenolates 2 with trichloroacetaldehyde and subsequent basic alumina-promoted thermal conversion of 2-(2,2,2-trichloro-1-hydroxyethyl)phenol intermediates 3.

Full text of DOI:10.1016/S0040-4020(01)91930-1

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