Tetrahedron Letters

Clay montmorillonite-catalyzed regioselective addition of silyl ketene acetals to pyridine derivatives: synthesis of N-silyldihydropyridines

M Onaka, R Ohno, Y Izumi

Index: Tetrahedron Letters, , vol. 30, # 6 p. 747 - 750

Full Text: HTML

Citation Number: 25

Abstract

Page 1. Tetrahedron Letters, Vol.30, No.6, pp 747-750, 1989 0040-4039/89 $3.00 + .OO ... yield. The addition of 2a at the 2- or 6-position of the pyridine nucleus was not observed. The work-up of the present method is so simple (only ... la o-Cyanopyridine (lb) p-Cyanopyridine (lc) ...