Abstract
A method has been developed for N-alkylating 3H-pyrrolo[2,3-c]phenothiazine 11,11-dioxide with alkyl chlorides in absolute dimethylformamide in the presence of sodium hydroxide.
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Khoshtariya, T.E., Mirziashvili, N.T., Sikharulidze, M.I. et al. Preparation of N-Substituted 3H-Pyrrolo[2,3-c]phenothiazine 11,11-Dioxide. Chemistry of Heterocyclic Compounds 37, 1168–1172 (2001). https://doi.org/10.1023/A:1013200321134
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DOI: https://doi.org/10.1023/A:1013200321134