mechanism:
remarks:
references:
J. Org. Chem. 2007, 72, 6263. Synlett 2007, 571. Org. Lett. 2007, 9, 1001. Tetrahedron Lett. 2006, 47, 6527. J. Org. Chem. 2006, 71, 6135. J. Am. Chem. Soc. 2006, 128, 5340. Org. Lett. 2005, 7, 4281. Tetrahedron Lett. 2004, 45, 5519.
|