G. Sigmund

Synthesis of modified partial structures of the bacterial cell wall. 1. Lipopeptides containing nonproteinogenic amino acids

H. Berner, K. Thirring, Bettina Schricker, 1993 .

Synthesis of Carbapenems with Carbon Substituents at C-3 Using a Wittig Approach

J. G. Vries, G. Sigmund, G. Hauser, 1985 .

Synthesis of 3-Aminoalkyl Substituted Carbapenems via a Phosphorane Intermediate

J. G. Vries, G. Sigmund, 1985 .

Facile Retro Dieckmann Reactions of 3-Oxo-Carbapenam Esters

J. G. Vries, G. Sigmund, G. Hauser, 1985 .