Raquel Urchegui

Construction of Quaternary Stereogenic Centers via [2 + 2] Cycloaddition Reactions. Synthesis of Homochiral 4,4-Disubstituted 2-Azetidinones and Imine Substituent Effects on β-Lactam Formation

Claudio Palomo, J. M. Aizpurua, Jesús M. Garcı́a et al. · The Journal of Organic Chemistry · 1997 · 53 citations

Pharmacy, Chemistry, Medicinal Chemistry +13

A novel stereoselective route to a fumagillin and ovalicin synthetic intermediate

Willy Picoul, Raquel Urchegui, Arnaud Haudrechy et al. · Tetrahedron Letters · 1999 · 37 citations

Pharmacy, Chemistry, Medicinal Chemistry +10

Asymmetric 1,4-addition of higher order silylcuprates to Oppolzer's N-enoyl sultams

Claudio Palomo, J. M. Aizpurua, Miren Iturburu et al. · The Journal of Organic Chemistry · 1994 · 34 citations

Natural Sciences, Chemistry, Analytical Chemistry +5

A convenient method for .beta.-lactam formation from .beta.-amino acids using phenyl phosphorodichloridate reagent

Claudio Palomo, J. M. Aizpurua, Raquel Urchegui et al. · The Journal of Organic Chemistry · 1991 · 33 citations

Natural Sciences, Biochemistry, Chemistry +8

Generation of Threonine- and Azathreonine <i>N</i>-Carboxy Anhydrides from α-Hydroxy β-Lactams Promoted by 2,2,6,6-Tetramethylpiperidinyl-1-oxyl (TEMPO) in Combination with Sodium Hypochlorite

Claudio Palomo, J. M. Aizpurua, Carmen Cuevas et al. · The Journal of Organic Chemistry · 1996 · 31 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12