Chemistry of Heterocyclic Compounds p. 266 - 271 (1990)
Update date:2022-08-04
Topics:
Berin, S. V.
Tosunyan, D. E.
Kuznetsov, E. V.
Zhdanov, Yu. A.
The reaction of 2-benzopyrylium salts with vinyl ethyl ether, ethyl acetoacetate, malonodinitrile, and nitromethane gives variously substituted naphthalene derivatives.It is proposed that the reaction with vinyl ether proceeds through <4+2> cycloaddition,
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Doi:10.1039/c0dt00865f
(2011)Doi:10.1007/BF00605202
(1990)Doi:10.1016/S0040-4039(00)96738-8
(1987)Doi:10.1016/j.carres.2011.01.025
(2011)Doi:10.1002/cmdc.202000655
(2020)Doi:10.1016/0223-5234(90)90208-K
(1990)
