A NEW "ONE POT" PREPARATION OF 2-N,N-DIALKYLAMINO-1,3-BENZOXAZINES AND NAPHTHOXAZINES FROM CORRESPONDING ORTHO HYDROXYNITRILES AND PHOSGENIMINIUM SALTS

DOI: 10.1016/S0040-4039(01)91181-5

Source and publish data:

Tetrahedron Letters p. 3837 - 3840 (1984)

Update date:2022-07-30

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Authors:

Kokel, Bruno

Menichi, Gabriel

Hubert-Habart, Michel

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Article abstract of DOI:10.1016/S0040-4039(01)91181-5

Phosgeniminium salts 2 react easily with ortho hydroxybenzonitriles 1 and 2-hydroxy-1-naphthonitriles 6 to give 1,3-benzoxazine and naphth<1,2-e><1,3>oxazine derivatives respectively with a very good yield.

Full text of DOI:10.1016/S0040-4039(01)91181-5

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