DOI: 10.1002/chin.200740142
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Francisco Palacios, Esther Herran, Gloria Rubiales et al.

Abstract: Regioselective Synthesis of Pyridines and Dihydropyridines Derived from β-Amino Acids and Aminophosphonates by Reaction of N-Vinylic Phosphazenes with α,β-Unsaturated Ketones. -The synthetic value of the protocol is demonstrated by syntheses of the A3 adenosine receptor antagonist MRS 1097 (XIVa) and the calcium channel blockers nitrendipine and felodipine (XIVb)-(XIVc). -(PALACIOS*, F.; HERRAN, E.; RUBIALES, G.; ALONSO, C.; Tetrahedron 63 (2007) 25, 5669-5676; Dep. Quim. Org., Fac. Farm., Univ. Pais Vasco,