Tetrahedron Letters p. 3963 - 3966 (1985)
Update date:2022-08-04
Topics:
Schroth,Werner
Spitzner, Roland
2,4-Bis(dialkylamino)pyrylium salts 3 are readily available by treatment of 2-acyl-1-chloro-enamines 2 with HCl at elevated temperature.The synthesis involves protolytic displacement of one acyl group in the primaryly formed cyclisation product.An independent and stepwise access, starting from 2, is described.
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Doi:10.1016/S0040-4020(01)96732-8
(1985)Doi:10.1246/cl.1985.1149
(1985)Doi:10.1248/cpb.45.470
(1997)Doi:10.1016/j.tetasy.2008.04.024
(2008)Doi:10.1021/ol801290g
(2008)Doi:10.1002/ejoc.201900494
(2019)
