Petra Knopp

Syntheses, electrochemistry, and spectroscopic and magnetic properties of new mononuclear and binuclear complexes of vanadium(III), -(IV, and -(V) containing the tridentate macrocycle 1,4,7-trimethyl-1,4,7-triazacyclononane (L). Crystal structures of [L2V2(acac)2(.mu.-O)]I2.2H2O, [L2V2O4(.mu.-O)].14H2O, and [L2V2O2(OH)2(.mu.-O)](ClO4)2

Petra Knopp, Karl Wieghardt, Bernhard Nuber et al. · Inorganic Chemistry · 1990 · 101 citations

Inorganic Compound, Inorganic Chemistry, Chemical Engineering +11

Switching the mechanism of spin-exchange coupling in (.mu.-oxo)bis(.mu.-carboxylato)divanadium(III) complexes by protonation of the oxo bridge

Petra Knopp, Karl Wieghardt · Inorganic Chemistry · 1991 · 46 citations

Inorganic Compound, Inorganic Chemistry, Oxo Bridge +9

Monomere Komplexe des Vanadium(III) und -(IV) mit den Liganden 1,4,7-Triazacyclononan (L) und 1,4,7-Trimethyl-1,4,7-triazacyclononan (L′). Die Kristallstrukturen von [L′VF₃] ·4 H₂O und [L′V(acac)O](ClO₄) / Monomeric Complexes of Vanadium(III) and -(IV) with the Ligands 1,4,7-Triazacyclononane (L) and 1,4,7-Trimethyl-1,4,7-triazacyclononane (L′). The Crystal Structures of [L′VF₃] ·4Η₂Ο and [L′V(acac)O](ClO₄)

Petra Knopp, Karl Wieghardt, Bernhard Nuber · Zeitschrift für Naturforschung B · 1991 · 13 citations

X-ray Crystallography, Inorganic Chemistry, Chemical Engineering +12

Syntheses and crystal structures of complexes [L′O(H₂O)V(µ-O)WO₂L]Cl(ClO₄) and [L′(acac)Mo^III(µ-O)Mo^VIO₂L′][BPh₄]₂(L,L′= 1,4,7-triazacyclononane and its 1,4,7-trimethyl derivative; acac = pentane-2,4-dionate)

Ursula Bossek, Petra Knopp, Christine Habenicht et al. · Journal of the Chemical Society Dalton Transactions · 1991 · 10 citations

Inorganic Chemistry, Chemical Engineering, Vanadyl Vol′ +11