All articles by Ulla Pretzmann

5 articles

Articles in volume 47 (1993)

Hydrolytic Properties of the Triaqua[N,N',N''-trimethyl-1,1,1-tris(aminomethyl)ethane]chromium(III) Ion, [Cr(Me3-tame)(H2O)3]3+. Crystal Structure of [(Me3-tame)Cr(H3O2)3Cr(Me3-tame)](CF3SO3)3 with Three Short Hydrogen Bonds Connecting the Two Mononuclear Units.

Andersen, Peter; Larsen, Sine; Pretzmann, Ulla

Pages: 1147-1153.

DOI number: 10.3891/acta.chem.scand.47-1147
Download as: PDF DjVu

Articles in volume 50 (1996)

An Inert Proton Coordinated Inside the Tetrahedral Cage [3 6]Adamanzane. Synthesis of the Inside Monoprotonated Amine 1,5,9,13-Tetraazatricyclo[7.7.3.3(5,13)]docosane.

Springborg, Johan; Pretzmann, Ulla; Olsen, Carl Erik

Pages: 294-298.

DOI number: 10.3891/acta.chem.scand.50-0294
Download as: PDF DjVu

Articles in volume 51 (1997)

Equilibria between the Hydroxo-Bridged Dinuclear Chromium(III) Complexes with N,N',N"-Trimethyl-1,1,1-tris(aminomethyl)ethane and Their Mononuclear Moieties.

Andersen, Peter; Nielsen, Karen M.; Pretzmann, Ulla

Pages: 815-821.

DOI number: 10.3891/acta.chem.scand.51-0815
Download as: PDF DjVu

Articles in volume 52 (1998)

Synthesis of [3(5)]Adamanzane, 1,5,9,13-Tetraazabicyclo[7.7.3]nonadecane, by Oxidative C--N Cleavage of [3(6)]Adamanzane, 1,5,9,13-Tetraazatricyclo[7.7.3.3(5,13)]docosane and Crystal Structure of the Tetraprotonated Bromide Salt of [3(5)]Adamanzane.

Springborg, Johan; Pretzmann, Ulla; Nielsen, Bente; Olsen, Carl Erik; Søtofte, Inger

Pages: 212-217.

DOI number: 10.3891/acta.chem.scand.52-0212
Download as: PDF DjVu

Crystal Structures of Salts of Mono- and Triprotonated [36]Adamanzane, 1,5,9,13-Tetraazatricyclo[7.7.3.3(5,13)]docosane, and Equilibrium Studies of the Reactions between Mono-, Di- and Triprotonated Species, Respectively, Having None, One and Two Lone Pairs Pointing Outwards.

Springborg, Johan; Pretzmann, Ulla; Olsen, Carl Erik; Søtofte, Inger

Pages: 289-295.

DOI number: 10.3891/acta.chem.scand.52-0289
Download as: PDF DjVu