117341-58-9Relevant articles and documents
Synthesis of 6H-1,2-Oxazines by Hetero Diels-Alder Reactions of Nitroso Alkenes towards Methoxyallenes
Zimmer, Reinhold,Reissig, Hans-Ulrich
, p. 553 - 562 (2007/10/02)
Regioselective hetero Diels-Alder reactions of in-situ generated nitroso alkenes 2-4 with methoxyallene derivatives 1 provide 4H-1,2-oxazines 5-7 with an exo methylene group at C-5.These primary cycloadducts are smoothly transformed into conjugated 6H-1,2