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51

Tetraphenylcyclobutadienecycloalkenenickel(0) Complexes

Prof. Dr. Heinz Hoberg, Dipl.-Chem. Christian Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

1980

Language:

english

File:

PDF, 228 KB

english, 1980

52

tBu6P8 and tBu6As8—Two New Element-Homologous Bicyclic Compounds of Different Structure

Prof. Dr. Marianne Baudler, Dr. Jochen Hellmann, Dipl.-Chem. Paul Bachmann, Prof. Dr. Karl-Friedrich Tebbe, Dipl.-Chem. Roland Fröhlich, Dr. Magda Fehér

Journal:

Angewandte Chemie International Edition

Year:

1981

Language:

english

File:

PDF, 332 KB

english, 1981

53

Synthesis, Properties, and Structure of —A New Type of PtII Metallacyclopentane Complexes

Prof. Dr. Hans-Otto Fröhlich, Dipl.-Chem. Ralf Wyrwa, Dr. Helmar Görls

Journal:

Angewandte Chemie International Edition

Year:

1993

Language:

english

File:

PDF, 268 KB

english, 1993

54

Substituent Effects on the Zero-Field Splitting Parameters of Localized Triplet, 1,3-Cyclopentanediyl Biradicals

Prof. Dr. Waldemar Adam, Lothar Fröhlich, Werner M. Nau M.Sc., Dr. Hans-Gent Korth, Prof. Dr. Reiner Sustmann

Journal:

Angewandte Chemie International Edition

Year:

1993

Language:

english

File:

PDF, 282 KB

english, 1993

55

Heterodimetal–Betaine Chemistry: Catalytic and Stoichiometric Coupling of Alkynyl Ligands under the Joint Influence of Zirconium and Boron Centers

Dipl.-Chem. Bodo Temme, Prof. Dr. Gerhard Erker, Dr. Roland Fröhlich, Dr. Matthias Grehl

Journal:

Angewandte Chemie International Edition

Year:

1994

Language:

english

File:

PDF, 399 KB

english, 1994

56

Regio- and Diastereoselective Photooxygenation of Chiral 2,5-Cyclohexadiene-l-carboxylic Acids

Dr. Torsten Linker, Lothar Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

1994

Language:

english

File:

PDF, 271 KB

english, 1994

57

Diastereoselective Coupling of Anodically Generated Radicals Bearing Chiral Amide Groups

Dipl.-Chem. Bruno Klotz-Berendes, Prof. Dr. Hans J. Schäfer, Dr. Matthias Grehl, Dr. Roland Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

1995

Language:

english

File:

PDF, 358 KB

english, 1995

58

Reaction of (Butadiene)zirconocene with Tris(pentafluorophenyl)borane—A Novel Way of Generating Methylalumoxane-Free Homogeneous Ziegler-Type Catalysts

Dr. Bodo Temme, Prof. Dr. Gerhard Erker, Dipl.-Chem. Jörn Karl, Dr. Heinrich Luftmann, Dr. Roland Fröhlich, Dr. Sirpa Kotila

Journal:

Angewandte Chemie International Edition

Year:

1995

Language:

english

File:

PDF, 374 KB

english, 1995

59

Diastereoselective Cathodic Cyclization of 1-(4- and 1-(3-Oxoalkyl)pyridinium Salts to Quinolizidine and Indolizidine Derivatives

Dr. Rüdiger Gorny, Prof. Hans J. Schäfer, Dr. Roland Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

1995

Language:

english

File:

PDF, 356 KB

english, 1995

60

Formation of a Zirconocene–Betaine System by Electrophilic Substitution with B(C6F5)3 at a Cyclopentadienyl Ligand

Dipl.-Chem. Johannes Ruwwe, Prof. Dr. Gerhard Erker, Dr. Roland Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

1996

Language:

english

File:

PDF, 406 KB

english, 1996

61

Synthesis of Enantiomerically and Diastereomerically Pure Cyclopentanols by asymmetric Cyclocarbolithiation of 5-Alkenyl Carbamates

Dipl.-Chem. Michael J. Woltering, Dr. Roland Fröhlich, Prof. Dr. Dieter Hoppe

Journal:

Angewandte Chemie International Edition

Year:

1997

Language:

english

File:

PDF, 383 KB

english, 1997

62

Stabilization of a C2v-Distorted Methane Derivative in an Organometallic Framework

Dipl.-Chem. Jörg Schottek, Prof. Dr. Gerhard Erker, Dr. Roland Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

1997

Language:

english

File:

PDF, 424 KB

english, 1997

63

Noncovalent Interactions in Organometallic Compounds: Formation of an Intramolecular Metal–Carbon Ion Pair in Zirconium Borate Betaines

Dr. Jörn Karl, Prof. Dr. Gerhard Erker, Dr. Roland Fröhlich, Dr. Frank Zippel, Prof. Dr. Friedrich Bickelhaupt, Dr. Marcel Schreuder Goedheijt, Dr. Otto S. Akkerman, Prof. Dr. Paul Binger, Dr. Jörg St

Journal:

Angewandte Chemie International Edition

Year:

1997

Language:

english

File:

PDF, 546 KB

english, 1997

64

A Highly Enantiomerically Enriched α-Thiobenzyl Derivative with Unusual Configurational Stability

Prof. Dr. Dieter Hoppe, Dr. Bernd Kaiser, Dipl.-Chem. Oliver Stratmann, Dr. Roland Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

1997

Language:

english

File:

PDF, 408 KB

english, 1997

65

1,2,3-Trisubstituted Indanes by Highly Diastereoselective Palladium-Catalyzed Oxyarylation of Indenes with Arylboronic Acids and Nitroxides

Sylvia Kirchberg, Dr. Roland Fröhlich, Prof. Dr. Armido Studer

Journal:

Angewandte Chemie International Edition

Year:

2010

Language:

english

File:

PDF, 316 KB

english, 2010

66

“Induced Fit” in Chiral Recognition: Epimerization upon Dimerization in the Hierarchical Self-Assembly of Helicate-type Titanium(IV) Complexes

Prof. Dr. Markus Albrecht, Elisabeth Isaak, Dr. Miriam Baumert, Verena Gossen, Prof. Dr. Gerhard Raabe, Dr. Roland Fröhlich

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 590 KB

english, 2011

67

Total Synthesis and Biological Evaluation of (−)-Englerin A and B: Synthesis of Analogues with Improved Activity Profile

Lea Radtke, Dr. Matthieu Willot, Dr. Hongyan Sun, Dr. Slava Ziegler, Stephanie Sauerland, Prof. Carsten Strohmann, Dr. Roland Fröhlich, Dr. Peter Habenberger, Prof. Herbert Waldmann, Prof. Mathias Chr

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 599 KB

english, 2011

68

Highly Asymmetric NHC-Catalyzed Hydroacylation of Unactivated Alkenes

Isabel Piel, Marc Steinmetz, Dr. Keiichi Hirano, Dr. Roland Fröhlich, Prof. Dr. Stefan Grimme, Prof. Dr. Frank Glorius

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 368 KB

english, 2011

69

Reaction of Frustrated Lewis Pairs with Conjugated Ynones-Selective Hydrogenation of the Carbon–Carbon Triple Bond

Dr. Bao-Hua Xu, Dr. Gerald Kehr, Dr. Roland Fröhlich, Birgit Wibbeling, Birgitta Schirmer, Prof. Dr. Stefan Grimme, Prof. Dr. Gerhard Erker

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 305 KB

english, 2011

70

Capture of NO by a Frustrated Lewis Pair: A New Type of Persistent N-Oxyl Radical

Allan Jay P. Cardenas, Brooks J. Culotta, Prof. Timothy H. Warren, Prof. Dr. Stefan Grimme, Dipl.-Chem. Annika Stute, Dr. Roland Fröhlich, Dr. Gerald Kehr, Prof. Dr. Gerhard Erker

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 465 KB

english, 2011

71

Solid-Phase Synthesis of Sequence-Defined T-, i-, and U-Shape Polymers for pDNA and siRNA Delivery

Dr. David Schaffert, Christina Troiber, Eveline E. Salcher, Thomas Fröhlich, Irene Martin, Dr. Naresh Badgujar, Christian Dohmen, Daniel Edinger, Raphaela Kläger, Dr. Gelja Maiwald, Katarina Farkasova

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 651 KB

english, 2011

72

Formation of Isoxazolidines by Enantioselective Copper-Catalyzed Annulation of 2-Nitrosopyridine with Allylstannanes

Indranil Chatterjee, Dr. Roland Fröhlich, Prof. Dr. Armido Studer

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 304 KB

english, 2011

73

Designing N-Heterocyclic Carbenes: Simultaneous Enhancement of Reactivity and Enantioselectivity in the Asymmetric Hydroacylation of Cyclopropenes

Fan Liu, Dr. Xavier Bugaut, Michael Schedler, Dr. Roland Fröhlich, Prof. Dr. Frank Glorius

Journal:

Angewandte Chemie International Edition

Year:

2011

Language:

english

File:

PDF, 613 KB

english, 2011

74

The 1,1-Carboboration of Bis(alkynyl)phosphanes as a Route to Phosphole Compounds

Juri Möbus, Quentin Bonnin, Kirika Ueda, Dr. Roland Fröhlich, Prof. Kenichiro Itami, Dr. Gerald Kehr, Gerhard Erker

Journal:

Angewandte Chemie International Edition

Year:

2012

Language:

english

File:

PDF, 414 KB

english, 2012

75

Prediction of outcome using the Mannheim peritonitis index in 2003 patients

Dr A. Billing, D. Fröhlich

Journal:

British Journal of Surgery

Year:

1994

Language:

english

File:

PDF, 378 KB

english, 1994

76

Hydrogenation of carbon dioxide on cobalt catalysts – activation, deactivation, influence of carbon monoxide

Dr. Ulrich Kestel, Dipl.-Chem. Gerd Fröhlich, Dr. Dieter Borgmann, Prof. Dr. Gerd Wedler

Journal:

Chemical Engineering & Technology

Year:

1994

Language:

english

File:

PDF, 569 KB

english, 1994

77

Enantioselective Cathodic Reduction of 4-Methylcoumarin: Dependence of Selectivity on Reaction Conditions and Investigation of the Mechanism

Dr. Merete Folmer Nielsen, Dr. Belen Batanero, Dr. Thorsten Löhl, Dr. Hans J. Schäfer, Prof. Ernst-Ulrich Würthwein, Dr. Roland Fröhlich

Journal:

Chemistry - A European Journal

Year:

1997

Language:

english

File:

PDF, 1.47 MB

english, 1997

78

Structure and Dynamic Features of an Intramolecular Frustrated Lewis Pair

Dr. Kirill V. Axenov, Cornelia M. Mömming, Dr. Gerald Kehr, Dr. Roland Fröhlich, Prof. Dr. Gerhard Erker

Journal:

Chemistry - A European Journal

Year:

2010

Language:

english

File:

PDF, 252 KB

english, 2010

79

Synthesis of Chiral Cyclic Nitrones by Asymmetric Addition of β-Ketosulfones to Nitroalkenes followed by Reductive Cyclization

Dr. Olga García Mancheño, Pia Tangen, Renate Rohlmann, Roland Fröhlich, Dr. José Alemán

Journal:

Chemistry - A European Journal

Year:

2011

Language:

english

File:

PDF, 378 KB

english, 2011

80

Carbon–Carbon Bond Cleavage by Strongly Electrophilic Boranes

Dr. Bao-Hua Xu, Dr. Gerald Kehr, Dr. Roland Fröhlich, Prof. Dr. Gerhard Erker

Journal:

Chemistry - A European Journal

Year:

2010

Language:

english

File:

PDF, 208 KB

english, 2010

81

A Family of Chiral Metal–Organic Frameworks

Kristina Gedrich, Dr. Maja Heitbaum, Andreas Notzon, Dr. Irena Senkovska, Dr. Roland Fröhlich, Dr. Jürgen Getzschmann, Dr. Uwe Mueller, Prof. Dr. Frank Glorius, Prof. Dr. Stefan Kaskel

Journal:

Chemistry - A European Journal

Year:

2011

Language:

english

File:

PDF, 594 KB

english, 2011

82

CO2 and Formate Complexes of Phosphine/Borane Frustrated Lewis Pairs

Ilona Peuser, Rebecca C. Neu, Xiaoxi Zhao, Dr. Matthias Ulrich, Birgitta Schirmer, Jens A. Tannert, Dr. Gerald Kehr, Dr. Roland Fröhlich, Prof. Dr. Stefan Grimme, Prof. Dr. Gerhard Erker, Prof. Dr. Do

Journal:

Chemistry - A European Journal

Year:

2011

Language:

english

File:

PDF, 930 KB

english, 2011

83

An Axially Chiral, Electron-Deficient Borane: Synthesis, Coordination Chemistry, Lewis Acidity, and Reactivity

Dipl.-Chem. Marius Mewald, Dr. Roland Fröhlich, Prof. Dr. Martin Oestreich

Journal:

Chemistry - A European Journal

Year:

2011

Language:

english

File:

PDF, 628 KB

english, 2011

84

Palladium-Catalyzed CH Bond Functionalization of a Metal–Organic Framework (MOF): Mild, Selective, and Efficient

Thomas Dröge, Andreas Notzon, Dr. Roland Fröhlich, Prof. Dr. Frank Glorius

Journal:

Chemistry - A European Journal

Year:

2011

Language:

english

File:

PDF, 347 KB

english, 2011

85

Reaction of a 6-Dimethylaminopentafulvene with the Mes2PCH2CH2B(C6F5)2 Frustrated Lewis Pair

Dr. Bao-Hua Xu, Dr. Cornelia M. Mömming, Dr. Roland Fröhlich, Dr. Gerald Kehr, Prof. Dr. Gerhard Erker

Journal:

Chemistry - A European Journal

Year:

2012

Language:

english

File:

PDF, 323 KB

english, 2012

86

Beständigkeit von Silber gegen Flußsäure

Dr. Martha Gretchman, Dr. K. W. Fröhlich

Journal:

Chemie Ingenieur Technik

Year:

1949

Language:

german

File:

PDF, 163 KB

german, 1949

87

Apparatebauwerkstoffe der amerikanischen chemischen Industrie

Dr. K. W. Fröhlich, Dr.-Ing. H. Kohl

Journal:

Chemie Ingenieur Technik

Year:

1950

Language:

german

File:

PDF, 449 KB

german, 1950

88

Benetzungsverhalten kohlehydrathaltiger Si-Tenside auf perfluorierten Oberflächen und die Modifizierung rauher Metalloberflächen durch hydrophilierte Polysiloxannetzwerke

Dr. Roland Wagner, Dipl.-Chem. Yuling Wu, Dr. Lothar Richter, Dipl.-Chem. Thomas Pfohl, Dr. Stefan Siegel, Dr. Joachim WeißMüller, Dr. Jürgen Reiners, Dr. Martin Stelzle, Dr. Ronald Fröhlich

Journal:

Chemie Ingenieur Technik

Year:

1998

Language:

german

File:

PDF, 608 KB

german, 1998

89

Stationäre und instationäre Permeations- und Diffusionsmessungen in porösen Medien

Dr.-Ing. C.-R. Hohenthanner, Prof. Dr.-Ing. W. Kast, Dipl.-Ing. H. Fröhlich

Journal:

Chemie Ingenieur Technik

Year:

1998

Language:

german

File:

PDF, 537 KB

german, 1998

90

Autoradiographic Investigations on the Incorporation of Ca Ions in KCl Crystals during Kyropoulos Growth

Dipl.-Physiker H. Beleites, Doz. Dr. habil. F. Fröhlich

Journal:

Crystal Research and Technology

Year:

1972

Language:

english

File:

PDF, 749 KB

english, 1972

91

Infrarotspannungsoptische Untersuchungen an Halbleitereinkristallen

Dr. rer. nat. habil K. H. Brauer, J. Feuerstake, Doz. Dr. rer. nat. habil. F. Fröhlich, U. Mohr

Journal:

Crystal Research and Technology

Year:

1973

File:

PDF, 846 KB

1973

92

Untersuchungen zum Gyulai-Hartly-Effekt

Doz. Dr. habil. F. Fröhlich, Dr. G. Hensel

Journal:

Crystal Research and Technology

Year:

1973

Language:

german

File:

PDF, 596 KB

german, 1973

93

Ultramicroscopic and photoelastic observations at deformed Kcl:Sr crystals

Dipl.-Phys. M. Debes, Doz. Dr. habil. F. Fröhlich

Journal:

Crystal Research and Technology

Year:

1973

Language:

english

File:

PDF, 309 KB

english, 1973

94

Berechnung der Verteilungsfunktion für einen periodisch veränderlichen Verteilungskoeffizienten beim Kristallwachstum nach dem Kyropoulos-Verfahren

Dr. K. J. Berg, Doz. Dr. habil. F. Fröhlich, Dr. M. Schmuntzsch

Journal:

Crystal Research and Technology

Year:

1974

Language:

german

File:

PDF, 291 KB

german, 1974

95

The association energy of aggregates of divalent impurities and vacancies in NaCl-type crystals (point charge approximation)

Dr. G. Berg, Dozent Dr. habil. F. Fröhlich, S. Siebenhüner

Journal:

Crystal Research and Technology

Year:

1975

Language:

english

File:

PDF, 286 KB

english, 1975

96

Determination of the distribution coefficient of Pb in NaCl crystals by estimation of the lead concentration from the optical absorption in aqueous solutions

Dr. K.-J. Berg, Doz. Dr. habil. F. Fröhlich

Journal:

Crystal Research and Technology

Year:

1977

Language:

english

File:

PDF, 311 KB

english, 1977

97

Formation of Z1 centers in KCI crystals doped with alkaline earth ions under X-irradiation

Dr. K.-J. Berg, Doz. Dr. habil. F. Fröhlich

Journal:

Crystal Research and Technology

Year:

1978

Language:

english

File:

PDF, 518 KB

english, 1978

98

Random motion of IV-dipoles in alkali halide crystals forming stable aggregates

Dr.-Ing. Dr. rer. nat. G. Berg, Dr. rer. nat. R. Schmidt, Dos. Dr. habil. F. Fröhlich

Journal:

Crystal Research and Technology

Year:

1980

Language:

english

File:

PDF, 311 KB

english, 1980

99

Orientation dependence of the NMR signal of deformed NaCl single crystals

Dr. K. Schlothauer, Dr. Dr. G. Berg, Doz. Dr. F. Fröhlich

Journal:

Crystal Research and Technology

Year:

1980

Language:

english

File:

PDF, 248 KB

english, 1980

100

The calculation of critical size of carbon clusters in ferrite

Dr. rer. nat. R. Schmidt, Dr.-Ing. Dr. rer. nat. G Berg, Doz. Dr. habil. F. Fröhlich

Journal:

Crystal Research and Technology

Year:

1981

Language:

english

File:

PDF, 333 KB

english, 1981