Abstract:
A general synthesis of NH-isatin N′-arylimines involves the aza-Wittig reaction of isatin and aryl azides, providing higher E-diastereoselectivity as compared to previously described methods. The procedure is applicable even to anilines which do not directly react with isatins.
Citation:
V. E. Filatov, D. A. Iuzabchuk, B. N. Tarasevich, N. V. Zyk, E. K. Beloglazkina, “A convenient E-diastereoselective synthesis of NH-isatin N′-arylimines via the aza-Wittig reaction”, Mendeleev Commun., 32:5 (2022), 634–636