Synthesis and benzylation of (2-(1'-lithium)-ethyl-4,4,6-trimethyl-5,6-dihydro-4h-1,3-oxazine. An approach to the mechanism of the reaction

1. Alvarez-Ibarra, C.
2. Arias-Pérez, M.S.
3. Garcia-Romo, M.T.
4. Molina-Orden, M.T.
5. Pérez-Rubalcaba, A.
6. Quiroga, M.L.