FORMATION OF A DERIVATIVE OF 3,3,5-TRICARBONYL-1,2,3,4-TETRAHYDROPYRIDINE UNDER THE CONDITIONS OF THE HANTZSCH SYNTHESIS

Article abstract of DOI:10.1007/BF00542780

An ester of p-nitrobenzoylacetic acid is cyclized under the action of hexamethylentetramine and ammonium acetate to 3,5-diethoxycarbonyl-3-p-nitrobenzoyl-6-p-nitrophenyl-1,2,3,4-tetra-hydropyridine, the structure of which has been established by NMR, UV,