Journal of Heterocyclic Chemistry p. 843 - 845 (1998)
Update date:2022-07-31
Topics:
Marivingt-Mounir, Cecile
Mettey, Yvette
Vierfond, Jean-Michel
A one-pot synthesis of 1, 3 and 4-cyanophenothiazines and a two-step approach to 2-cyanoisomer have been developed. The condensation of 2-aminobenzenethiol and 2,3 or 3,4-dihalogenobenzonitriles followed by Smiles rearrangement or by intramolecular aromatic substitution gave the desired ring systmes.
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Doi:10.1016/S0022-328X(98)00647-0
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