COMINS, D. L.;BROWN, J. D., TETRAHEDRON LETT., 1984, 25, N 31, 3297-3300
作者:COMINS, D. L.、BROWN, J. D.
DOI:——
日期:——
Regioselective addition of titanium enolates to 1-acylpyridinium salts. A convenient synthesis of 4-(2-oxoalkyl)pyridines
作者:Daniel L. Comins、Jack D. Brown
DOI:10.1016/s0040-4039(01)81368-x
日期:1984.1
Titanium enolates add to the 4-position of 1-phenoxycarbonylpyridinium salts to give 1,4-dihydropyridines; subsequent aromatization provides 4-(2-oxoalkyl)pyridines.