J. M. ONTORIA

The Reformatskii type reaction of Gilman and Speeter in the preparation of valuable .beta.-lactams in carbapenem synthesis: scope and synthetic utility

Claudio Palomo, Fernando P. Cossío, Ana Arrieta et al. · The Journal of Organic Chemistry · 1989 · 46 citations

Natural Sciences, Chemistry, Medicinal Chemistry +9

New Synthesis of .alpha.-Amino Acid N-Carboxy Anhydrides through Baeyer-Villiger Oxidation of .alpha.-Keto .beta.-Lactams

Claudio Palomo, J. M. Aizpurua, Iñaki Ganboa et al. · The Journal of Organic Chemistry · 1994 · 42 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12

Preparation of 3-alkyl .beta.-lactams via the ketene imine cycloaddition reaction using .alpha.-(phenylthio)alkanoyl halides as starting materials: application to the synthesis of (.+-.)-carbapenem building blocks and related compounds

Claudio Palomo, Fernando P. Cossío, Jose M. Odiozola et al. · The Journal of Organic Chemistry · 1991 · 38 citations

Natural Sciences, Chemistry, Medicinal Chemistry +8

Preparation of chiral 3-unsubstituted β-lactams from 3-hydroxy β-lactams by using the alkoxyketene-imine cycloaddition reaction as an approach to the azetidinone ring: A formal synthesis of the carbapenem antibiotic (+)-PS-5.

Claudio Palomo, Fernando P. Cossío, J. M. ONTORIA et al. · Tetrahedron Letters · 1991 · 33 citations

Pharmacy, Medicinal Chemistry, Drug Discovery +9

Oxidation of alcohols using bis(trichloromethyl) carbonate as activator of dimethyl sulfoxide

Claudio Palomo, Fernando P. Cossío, J. M. ONTORIA et al. · The Journal of Organic Chemistry · 1991 · 32 citations

Natural Sciences, Chemistry, Analytical Chemistry +5