Dr. Klaus Hafner: search on Z-Library

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1

Synthese und Umlagerung von Azulen-sulfoniumsalzen

Manfred Müller, Dr. Siegmar Braun, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1980

Language:

german

File:

PDF, 236 KB

german, 1980

2

Eine rationelle Synthese des Azulens

Prof. Dr. Dr. E. h. Karl Ziegler, Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1955

Language:

german

File:

PDF, 149 KB

german, 1955

3

Neue Azulen-Synthesen

Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1955

Language:

german

File:

PDF, 282 KB

german, 1955

4

Einführung von Substituenten in den 7-Ring des Azulens mit Hilfe metallorganischer Verbindungen

Dr. Klaus Hafner, Helmut Weldes

Journal:

Angewandte Chemie

Year:

1955

Language:

german

File:

PDF, 153 KB

german, 1955

5

A Simple Synthesis of 1,2-Dihydropentalene and its Substitution Products

Dipl.-Chem. Reinhard Kaiser, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1970

Language:

english

File:

PDF, 220 KB

english, 1970

6

Synthesis of Carbonyliron Complexes of Pentalene and Its Derivatives

Dipl.-Chem. Wolf Weidemüller, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1973

Language:

english

File:

PDF, 131 KB

english, 1973

7

1,4-Dipolar Cycloadditions of Cyclopent[cd]azulene

Dipl.-Ing. Herbert Diehl, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1976

Language:

english

File:

PDF, 195 KB

english, 1976

8

Cycloadditions of Aceheptylene—A Facile Synthesis of Dicyclopenta[ef,kl]heptalenes

Prof. Dr. Klaus Hafner, Dipl.-Ing. Herbert Diehl, Dipl.-Ing. Winfried Richarz

Journal:

Angewandte Chemie International Edition

Year:

1976

Language:

english

File:

PDF, 223 KB

english, 1976

9

Synthese penta- und hexacyclisch konjugierter Kohlenwasserstoffe durch Cycloadditionsreaktionen

Prof. Dr. Klaus Hafner, Dr. Hans Dieter Diesel, Dr. Winfried Richarz

Journal:

Angewandte Chemie

Year:

1978

Language:

german

File:

PDF, 223 KB

german, 1978

10

[6 + 2]-Cycloadditionsreaktionen von Pentafulvenen. Eine einfache Pentalen-Synthese

Prof. Dr. Klaus Hafner, Dr. Minoru Suda

Journal:

Angewandte Chemie

Year:

1976

Language:

german

File:

PDF, 229 KB

german, 1976

11

1,3,5,7-Tetra-tert-butyl-4-aza- und 1,3,5,7-Tetra-tert-4-phospha-s-indacen

Dr. Teodor Silviu Balaban, Dipl.- Ing. Stefan Schardt, Dr. Volker Sturm, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1995

File:

PDF, 523 KB

1995

12

Organische Reaktionen unter hohem Druck, I. Cycloadditionen des Azulens unter hohem Druck

Prof. Dr. Frank-Gerrit Klärner, Dipl.-Chem. Barbara Dogan, Prof. Dr. Wolfgang R. Roth, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1982

Language:

german

File:

PDF, 250 KB

german, 1982

13

Eine einfache Synthese von 1,5 Dihydropentalenen

Reinhard Kaiser, Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1973

Language:

german

File:

PDF, 215 KB

german, 1973

14

Cyclopent[cd]azulen und 1,2-Dihydro-dicyclopent[cd, ij]azulen

Prof. Dr. Klaus Hafner, Klaus-Peter Meinhardt, Winfried Richarz

Journal:

Angewandte Chemie

Year:

1974

Language:

german

File:

PDF, 228 KB

german, 1974

15

1,3,5,7-Tetra-tert-butyl-4-aza- and 1,3,5,7-Tetra-tert-butyl-4-phospha-s-indacene

Dipl.-Ing. Stefan Schardt, Prof. Dr. Klaus Hafner, Dr. Teodor Silviu Balaban, Dr. Volker Sturm

Journal:

Angewandte Chemie International Edition

Year:

1995

Language:

english

File:

PDF, 375 KB

english, 1995

16

Cycloadditions of Azulene at High Pressure

Prof. Dr. Frank-Gerrit Klärner, Barbara Dogan, Prof. Dr. Wolfgang R. Roth, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1982

Language:

english

File:

PDF, 241 KB

english, 1982

17

Zur Kenntnis des Pentalens, 2-Methylpentalens und 1,3-Dimethylpentalens

Klaus Hafner, Reinhard Dönges, Ernst Goedecke, Dr. Reinhard Kaisern

Journal:

Angewandte Chemie

Year:

1973

Language:

german

File:

PDF, 296 KB

german, 1973

18

Synthese von Carbonyleisen-Komplexen des Pentalens und seiner Derivate

Wolf Weidemüller, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1973

Language:

german

File:

PDF, 228 KB

german, 1973

19

Synthese und dynamische Eigenschaften chiraler Heptalene

Prof. Dr. Klaus Hafner, Günter L. Knaup, Prof. Dr. Hans Jörg Lindner, Hans-Christian Flöter

Journal:

Angewandte Chemie

Year:

1985

File:

PDF, 358 KB

1985

20

Cyclopent[cd]azulene and 1,2-Dihydrodicyclopent-[cd,ij]azulene

Prof. Dr. Klaus Hafner, Dipl.-Chem. Klaus-Peter Meinhardt, Dipl.-Ing. Winfried Richarz

Journal:

Angewandte Chemie International Edition

Year:

1974

Language:

english

File:

PDF, 228 KB

english, 1974

21

Cycloadditionsreaktionen des Pentalens und Azulens – Eine einfache Heptalen-Synthese

Prof. Dr. Klaus Hafner, Dipl.- Ing. Herbert Diehl, Dipl.-Chem. Hans Ulrich Süss

Journal:

Angewandte Chemie

Year:

1976

Language:

german

File:

PDF, 278 KB

german, 1976

22

New Synthesis of Aceheptylene

Prof. Dr. Klaus Hafner, Dr. Rolf Fleischer

Journal:

Angewandte Chemie International Edition

Year:

1970

Language:

english

File:

PDF, 121 KB

english, 1970

23

Überraschende Umwandlung von Azulen durch Cycloaddition mit 1-(Diethylamino)propin

Prof. Dr. Klaus Hafner, Prof. Dr. Hans Jörg Lindner, Dipl.- Ing. Werner Ude

Journal:

Angewandte Chemie

Year:

1979

Language:

german

File:

PDF, 337 KB

german, 1979

24

1,4-Dipolare Cycloadditionsreaktionen des Cyclopent[cd]azulens

Dipl.- Ing. Herbert Diehl, Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1976

Language:

german

File:

PDF, 193 KB

german, 1976

25

New Synthesis of 2H-Benzazulenes

Prof. Dr. Klaus Hafner, Dr. Wolfgang Rieper

Journal:

Angewandte Chemie International Edition

Year:

1970

Language:

english

File:

PDF, 112 KB

english, 1970

26

Synthesis and Dynamic Properties of Chiral Heptalenes

Prof. Dr. Klaus Hafner, Dipl.-Ing. Günter L. Knaup, Prof. Dr. Hans Jörg Lindner, Dipl.-Ing. Hans-Christian Flöter

Journal:

Angewandte Chemie International Edition

Year:

1985

Language:

english

File:

PDF, 348 KB

english, 1985

27

Einfache Ringerweiterung des Azulens zum Cyclopentacyclononen-System durch dipolare Cycloaddition

Prof. Dr. Klaus Hafner, Prof. Dr. Hans Jörg Lindner, Dipl.- Ing. Werner Ude

Journal:

Angewandte Chemie

Year:

1979

Language:

german

File:

PDF, 230 KB

german, 1979

28

Cycloadditionsreaktionen des Aceheptylens - Eine einfache Synthese von Dicyclopent[ef,kl]heptalenen

Prof. Dr. Klaus Hafner, Dipl.- Ing. Herbert Diehl, Dipl.- Ing. Winfried Richarz

Journal:

Angewandte Chemie

Year:

1976

Language:

german

File:

PDF, 197 KB

german, 1976

29

1,2-Benzynes from 6-Halopentafulvenes

Prof. Dr. Klaus Hafner, Hans-Peter Krimmer, Bernd Stowasser

Journal:

Angewandte Chemie International Edition

Year:

1983

Language:

english

File:

PDF, 228 KB

english, 1983

30

Bemerkungen zu Loschmidts Benzolformel

Prof. Dr. Edgar Heilbronner, Klaus Hafner

Journal:

Chemie in unserer Zeit

Year:

1998

Language:

german

File:

PDF, 1.04 MB

german, 1998

31

Neue Synthese von Aceheptylenen

Prof. Dr. Klaus Hafner, Dr. Rolf Fleischer

Journal:

Angewandte Chemie

Year:

1970

File:

PDF, 207 KB

1970

32

August Kekulé—The Architect of Chemistry Commemorating the 150th Anniversary of His Birth

Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1979

Language:

english

File:

PDF, 1.41 MB

english, 1979

33

A Stable 2-Azapentalene

Prof. Dr. Klaus Hafner, Dr. Frank Schmidt

Journal:

Angewandte Chemie International Edition

Year:

1973

Language:

english

File:

PDF, 221 KB

english, 1973

34

Neue Synthese von 2H-Benzazulenen

Prof. Dr. Klaus Hafner, Dr. Wolfgang Rieper

Journal:

Angewandte Chemie

Year:

1970

Language:

german

File:

PDF, 113 KB

german, 1970

35

[6 + 2] Cycloadditions of Pentafulvene. A Facile Pentalene Synthesis

Prof. Dr. Klaus Hafner, Dr. Minoru Suda

Journal:

Angewandte Chemie International Edition

Year:

1976

Language:

english

File:

PDF, 230 KB

english, 1976

36

Surprising Transformation of Azulene by Cycloaddition with 1-(Diethylamino)propyne

Prof. Dr. Klaus Hafner, Prof. Dr. Hans Jörg Lindner, Dipl.-Ing. Werner Ude

Journal:

Angewandte Chemie International Edition

Year:

1979

Language:

english

File:

PDF, 235 KB

english, 1979

37

Synthese eines Dicyclopen[a,e]pentalens durch [6 + 2]-Cycloaddition von 1,3-Di-tert-butyl-5-vinylidencyclopentadien und konsekutive 8π-elektrocyclische Reaktion

Bernd Stowasser, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1986

Language:

german

File:

PDF, 339 KB

german, 1986

38

Einfache Umwandlung des Azulen-Systems in das Pentalen-System

Prof. Dr. Klaus Hafner, Michael Goltz

Journal:

Angewandte Chemie

Year:

1982

Language:

german

File:

PDF, 109 KB

german, 1982

39

Facile Ring Enlargement of Azulene to Give the Cyclopentacyclononene System by Dipolar Cycloaddition

Prof. Dr. Klaus Hafner, Prof. Dr. Hans Jörg Lindner, Dipl-Ing. Werner Ude

Journal:

Angewandte Chemie International Edition

Year:

1979

Language:

english

File:

PDF, 215 KB

english, 1979

40

Synthesis and Structure of 2,7-Di-tert-butyldicyclopenta[a,e]cyclooctene

Prof. Dr. Klaus Hafner, Dr. Georg F. Thiele, Carsten Mink

Journal:

Angewandte Chemie International Edition

Year:

1988

Language:

english

File:

PDF, 229 KB

english, 1988

41

1,2-Benz-ine aus 6-Halogen-pentafulvenen

Prof. Dr. Klaus Hafner, Hans-Peter Krimmer, Bernd Stowasser

Journal:

Angewandte Chemie

Year:

1983

File:

PDF, 182 KB

1983

42

1,3,5-Tri-tert-Butylpentalene. A Stabilized Planar 8π-Electron System

Prof. Dr. Klaus Hafner, Dipl.-Chem. Hans Ulrich Süss

Journal:

Angewandte Chemie International Edition

Year:

1973

Language:

english

File:

PDF, 318 KB

english, 1973

43

Synthesis of a Dicyclopenta[a, e]pentalene by [6 + 2]-Cycloaddition of 1,3-Di-tert-butyl-5-vinylidenecyclopentadiene and Consecutive 8π-Electrocyclic Reaction

Dipl.-Ing. Bernd Stowasser, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1986

Language:

english

File:

PDF, 361 KB

english, 1986

44

Synthese und Struktur von 2,7-Di-tert-butyldicyclopenta[a,e]cycloocten

Prof. Dr. Klaus Hafner, Dr. Georg F. Thiele, Carsten Mink

Journal:

Angewandte Chemie

Year:

1988

Language:

german

File:

PDF, 320 KB

german, 1988

45

Synthesis of 1H-Cyclopent[cd]indene and its Anion

Dipl.-Chem. Peter Eilbracht, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1971

Language:

english

File:

PDF, 224 KB

english, 1971

46

August Kekulé – dem Baumeister der Chemie zum 150. Geburtstag

Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie

Year:

1979

Language:

german

File:

PDF, 4.63 MB

german, 1979

47

Phanes Derived from 1, 5- and 1, 7-Dihydro-s-indacene

Peter Bickert, Prof. Dr. Virgil Boekelheide, Prof. Dr. Klaus Hafner

Journal:

Angewandte Chemie International Edition

Year:

1982

Language:

english

File:

PDF, 127 KB

english, 1982

48

Synthese carbo- und heterocyclischer π-Elektronensysteme mit pentafulvenoiden Chlorformamidinium-chloriden

Prof. Dr. Klaus Hafner, Hans-Peter Krimmer

Journal:

Angewandte Chemie

Year:

1980

Language:

german

File:

PDF, 334 KB

german, 1980

49

Synthesis of Penta- and Hexacyclic Conjugated Hydrocarbons by Cycloaddition Reactions

Prof. Dr. Klaus Hafner, Dr. Hans Dieter Diesel, Dr. Winfried Richarz

Journal:

Angewandte Chemie International Edition

Year:

1978

Language:

english

File:

PDF, 186 KB

english, 1978

50

Simple Transformation of the Azulene System into the Pentalene System

Prof. Dr. Klaus Hafner, Michael Goltz

Journal:

Angewandte Chemie International Edition

Year:

1982

Language:

english

File:

PDF, 207 KB

english, 1982

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