Tetrahedron Letters p. 2541 - 2544 (1984)
Update date:2022-08-02
Topics:
Mueller, K.
Sauer, J.
Ketene acetales 3a-3e differ in reactivity by 5-6 powers of ten in the reaction with monoaryl tetrazines 1a-1e.While 3a-3d yield "ortho-adducts" 4 almost exclusively, the ketene-N,N-acetale 3e gives both regioisomers 4 and 5, the isomer ratio is depending
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Doi:10.1002/jhet.1700
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