REACTIONS OF CYCLIC ANHYDRIDES XI. A FACILE APPROACH TO PYRROLO-3, 1-BENZOXAZINONES VIA ANILIC ACIDS

DOI: 10.1016/S0040-4039(00)84563-3

Source and publish data:

Tetrahedron Letters p. 2487 - 2488 (1986)

Update date:2022-08-05

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Authors:

Balsubramaniyan, V.

Argade, N. P.

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Article abstract of DOI:10.1016/S0040-4039(00)84563-3

ortho-Carboxymaleanilic acids (I) undergo intramolecular double cyclisation to give pyrrolobenzoxazinones (II) in excellent yileds when treated with sodium acetate-acetic anhydride whereas the corresponding fumaranilic acids (III) under these conditions f

Full text of DOI:10.1016/S0040-4039(00)84563-3

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