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1

Reaction of dimethylzirconocene with imidazole in the presence of tris(pentafluorophenyl)borane

Dirk Röttger, Gerhard Erker, Roland Fröhlich, Sirpa Kotila

Journal:

Journal of Organometallic Chemistry

Year:

1996

Language:

english

File:

PDF, 273 KB

english, 1996

2

Beitrag zur Abschätzung der Kriechriβeinleitung in fehlerbehafteten Bauteilen

Ewald, Jürgen, Keienburg, Karl-Heinz, Röttger, Gerhard

Journal:

Archiv für das Eisenhüttenwesen

Year:

1984

File:

PDF, 910 KB

1984

3

Verbindungen mit planar tetrakoordiniertem Kohlenstoff

Dr. Dirk Röttger, Prof. Dr. Gerhard Erker

Journal:

Angewandte Chemie

Year:

1997

Language:

german

File:

PDF, 3.37 MB

german, 1997

4

The Energetic Stabilization Caused by a Planar-Tetracoordinate Carbon Atom: A Dynamic NMR Spectroscopic Study of the Dimetallabicycle [(Cp2Zr)2(μCCCH3)(μH3CCCCH3)]BPh4

Prof. Dr. Gerhard Erker, Dipl.-Chem. Dirk Röttger

Journal:

Angewandte Chemie International Edition

Year:

1993

Language:

english

File:

PDF, 387 KB

english, 1993

5

Compounds Containing Planar-Tetracoordinate Carbon

Dr. Dirk Röttger, Prof. Dr. Gerhard Erker

Journal:

Angewandte Chemie International Edition

Year:

1997

Language:

english

File:

PDF, 3.50 MB

english, 1997

6

Ein Nachweis für α,β-ungesättigte Säuren

Fritz Zetzsche, Gerhard Röttger

Journal:

European Journal of Inorganic Chemistry

Year:

1939

Language:

german

File:

PDF, 969 KB

german, 1939

7

Über die Kennzeichnung aromatischer Carbonsäuren als Ureide

Fritz Zetzsche, Gerhard Röttger

Journal:

European Journal of Inorganic Chemistry

Year:

1939

Language:

german

File:

PDF, 284 KB

german, 1939

8

Ein Nachweis für α-Halogen-fettsäuren

Fritz Zetzsche, Gerhard Röttger

Journal:

European Journal of Inorganic Chemistry

Year:

1940

Language:

german

File:

PDF, 455 KB

german, 1940

9

Ureide des symm. Bis-[p-diäthylamino-phenyl]-harnstoffs

Fritz Zetzsche, Gerhard Röttger

Journal:

European Journal of Inorganic Chemistry

Year:

1940

Language:

german

File:

PDF, 187 KB

german, 1940

10

Formation of a [μ-(η1-N:η2-C,N)-Aryl cyanide]biszirconocene Cation by Ligand Exchange Reaction

Dirk Röttger, Gerhard Erker, Roland Fröhlich

Journal:

European Journal of Inorganic Chemistry

Year:

1995

Language:

english

File:

PDF, 229 KB

english, 1995

11

Reaction of Alkylzirconocene Cation Complexes with (R–CC–)2SiR2 Reagents: Preparation of Heterodimetallic Compounds Containing a μ-Alkynyl Ligand Bridge Between Zirconium and Silicon

Dirk Röttger, Gerhard Erker, Roland Fröhlich, Sirpa Kotila

Journal:

European Journal of Inorganic Chemistry

Year:

1996

Language:

english

File:

PDF, 512 KB

english, 1996

12

Stabilization of a Planar-tetracoordinate Carbon Center in an Organometallic Complex Containing Both a Zirconocene and a Hafnocene Moiety

Dirk Röttger, Gerhard Erker, Roland Fröhlich, Sirpa Kotila

Journal:

European Journal of Inorganic Chemistry

Year:

1996

Language:

english

File:

PDF, 340 KB

english, 1996

13

Hydride abstraction from (η2-acetaldehyde) zirconocene dimer using B(C6F5)3

Dirk Röttger, Stefanie Schmuck, Gerhard Erker

Journal:

Journal of Organometallic Chemistry

Year:

1996

Language:

english

File:

PDF, 198 KB

english, 1996

14

Formation of stable organometallic planar-tetracoordinate carbon compounds containing a cationic (μ-R1CCR2) [μ-chloro(ZrCp2)2] framework

Dirk Röttger, Gerhard Erker, Roland Fröhlich

Journal:

Journal of Organometallic Chemistry

Year:

1996

Language:

english

File:

PDF, 624 KB

english, 1996

15

Formation of Hypercoordinated Carbon inside a (μ-Hydrocarbyl)bis(group 4 metallocene) Framework by a Simple Protonation Route

Schottek, Jörg, Röttger, Dirk, Erker, Gerhard, Fröhlich, Roland

Journal:

Journal of the American Chemical Society

Year:

1998

Language:

english

File:

PDF, 210 KB

english, 1998

16

Reaction of the Organometallic Planar Tetracoordinate Carbon Compound [(Cp 2 Zr) 2 (μ-C⋮CCH 3 )(μ-(η 1 -C:η 2 -C,C)-CH 3 CCCH 3 )] + [BPh 4 ] - with Alkyl Isocyanides

Röttger, Dirk, Pflug, Jörg, Erker, Gerhard, Kotila, Sirpa, Fröhlich, Roland

Journal:

Organometallics

Year:

1996

Language:

english

File:

PDF, 157 KB

english, 1996

17

The effects of iodine level and source on iodine carry-over in eggs and body tissues of laying hens

Röttger, Anna S., Halle, Ingrid, Wagner, Hubertus, Breves, Gerhard, Dänicke, Sven, Flachowsky, Gerhard

Journal:

Archives of Animal Nutrition

Year:

2012

Language:

english

File:

PDF, 178 KB

english, 2012

18

Nominale Ausdrucksweise im Lateinischen

Gerhard Röttger

Journal:

Year:

1962

File:

PDF, 1.97 MB

1962

19

Die energetische Stabilisierung durch ein planar-tetrakoordiniertes Kohlenstoffatom: Untersuchung des Dimetallabicyclus [(Cp 2 Zr) 2 (μ-CČH 3 )(μ-H 3 CCCCH 3 )]BPh 4 durch dynamische NMR-Spektroskopie

Erker, Gerhard, Röttger, Dirk

Journal:

Angewandte Chemie

Year:

1993

Language:

german

File:

PDF, 385 KB

german, 1993

20

Gastrostomy Placement Rates in Infants with Pierre Robin Sequence

Susarla, Srinivas M., Mundinger, Gerhard S., Chang, Christopher C., Swanson, Edward W., Lough, Denver, Rottgers, S. Alex, Redett, Richard J., Kumar, Anand R.

Journal:

Plastic & Reconstructive Surgery

Year:

2017

Language:

english

File:

PDF, 242 KB

english, 2017

21

A cooperative synchronous observation of winds and tides in the tropical lower stratosphere and mesosphere using VHF radars at Jicamarca and Arecibo.

MAEKAWA, Yasuyuki, ASO, Takehiko, RÖTTGER, Jürgen, CZECHOWSKY, Peter, RÜSTER, Rüdiger, SCHMIDT, Gerhard, HIROTA, Isamu, WOODMAN, Ronald F., KATO, Susumu

Journal:

Journal of geomagnetism and geoelectricity

Year:

1986

Language:

english

File:

PDF, 1.65 MB

english, 1986

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