A new entry to α-alkylidene-β-lactams by 4-exo-dig cyclization of carbamoyl radicals

α‐Methylidene‐ and α‐Alkylidene‐β‐lactams from Nonproteinogenic Amino Acids

Rainer Buchholz, H. M. R. Hoffmann · Helvetica Chimica Acta · 1991 · 153 citations

Natural Sciences, Chemistry, Medicinal Chemistry +7

Broad-Spectrum Radical Cyclizations Boosted by Polarity Matching. Carbonylative Access to α-Stannylmethylene Lactams from Azaenynes and CO

Ilhyong Ryu, Hironari Miyazato, Hiroki Kuriyama et al. · Journal of the American Chemical Society · 2003 · 103 citations

Natural Sciences, Chemistry, Medicinal Chemistry +14

Palladium-Catalyzed Intramolecular Selenocarbamoylation of Alkynes with Carbamoselenoates:  Formation of α-Alkylidene-β-lactam Framework

Masashi Toyofuku, Shin‐ichi Fujiwara, Tsutomu Shin‐ike et al. · Journal of the American Chemical Society · 2005 · 100 citations

Natural Sciences, Chemistry, Catalysis +6

Formation of five- and six-membered heterocyclic rings under radical cyclisation conditions

Pradipta K. Basu, P. Mukhopadhyay · Tetrahedron · 2004 · 89 citations

Natural Sciences, Chemistry, Organic Chemistry +11

Regiospecific synthesis of α-methylene-β-lactams by a homogeneous palladium catalyzed ring expansion-carbonylation reaction

Howard Alper, Nathalie Hamel · Tetrahedron Letters · 1987 · 85 citations

Natural Sciences, Chemistry, Medicinal Chemistry +14