Publications by authors named "Helmut Sitzmann"

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Merging Cobalt-Catalyzed C-H Activation with the Mannich Reaction: A Modular Approach to α-Substituted -Sulfonyl Amines.
Oluwaseun A Olu-Igbiloba, Helmut Sitzmann, Georg Manolikakes

J Org Chem· May 2024

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The Bonding Situation in the Dinuclear Tetra-Hydrido Complex [{CpFe}(μ-H)] Revisited by Hard X-Ray Spectroscopy.
Lukas Burkhardt, Carsten Mueller, Oliver A Groß, Yu Sun, Helmut Sitzmann

Inorg Chem· May 2019

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How big is a Cp? Novel cycloheptatrienyl zirconium complexes with tri-, tetra- and pentasubstituted cyclopentadienyl ligands.
Heiko Bauer, Andreas Glöckner, Alain C Tagne Kuate, Sebastian Schäfer, Yu Sun, Helmut Sitzmann

Dalton Trans· November 2014

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1,1'-Bis[bis-(4-tert-butyl-phen-yl)meth-yl]ferrocene.
Heiko Bauer, Yu Sun, Helmut Sitzmann

Acta Crystallogr Sect E Struct Rep Online· December 2012

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How big is a Cp? Cycloheptatrienyl zirconium complexes with bulky cyclopentadienyl and indenyl ligands.
Andreas Glöckner, Heiko Bauer, Miyuki Maekawa, Thomas Bannenberg, Constantin G Daniliuc, Helmut Sitzmann

Dalton Trans· June 2012

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Bis(η-1-tert-butyl-inden-yl)nickel(II).
Heiko Bauer, Yu Sun, Helmut Sitzmann

Acta Crystallogr Sect E Struct Rep Online· September 2011

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High-spin cyclopentadienyl complexes: a single-molecule magnet based on the aryl-iron(II) cyclopentadienyl type.
Daniel Weismann, Yu Sun, Yanhua Lan, Gotthelf Wolmershäuser, Annie K Powell, Helmut Sitzmann

Chemistry· April 2011

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Exploring the concept of aromaticity on complexes of a fourfold benzannulated cyclopentadienyl ligand.
Frank Pammer, Yu Sun, Daniel Weismann, Helmut Sitzmann, Werner R Thiel

Chemistry· January 2010

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Half-sandwich bis(tetramethylaluminate) complexes of the rare-earth metals: synthesis, structural chemistry, and performance in isoprene polymerization.
Melanie Zimmermann, Karl W Törnroos, Helmut Sitzmann, Reiner Anwander

Chemistry· October 2008

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Dibenzo[c,g]fluorenyliron: an organometallic relative of pentahelicene.
Frank Pammer, Yu Sun, Markus Pagels, Daniel Weismann, Helmut Sitzmann

Angew Chem Int Ed Engl· June 2008

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A hexanuclear ytterbium complex anion with fourteen azido ligands.
Marc D Walter, Frank Weber, Gotthelf Wolmershäuser, Helmut Sitzmann

Angew Chem Int Ed Engl· March 2006

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Calcium, strontium, barium, and ytterbium complexes with cyclooctatetraenyl or cyclononatetraenyl ligands.
Marc D Walter, Gotthelf Wolmershäuser, Helmut Sitzmann

J Am Chem Soc· December 2005

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Phenolate complexes of iron(II) in different spin states.
Mark Wallasch, Gotthelf Wolmershäuser, Helmut Sitzmann

Angew Chem Int Ed Engl· April 2005

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The decaphosphatitanocene dianion--a new chapter in the chemistry of naked polyphosphorus ligands.
Helmut Sitzmann

Angew Chem Int Ed Engl· August 2002

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A triple-decker sandwich complex of barium.
Helmut Sitzmann, Marc D Walter, Gotthelf Wolmershäuser

Angew Chem Int Ed Engl· July 2002

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Synthesis of Symmetric Metallocenes from Metallic Calcium, Strontium, or Barium and Pentaisopropylcyclopentadienyl Radicals.
Helmut Sitzmann, Thomas Dezember, Michael Ruck

Angew Chem Int Ed Engl· December 1998

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