Schmack, Winfried ; Nakazawa, T. ; Hafner, K. (2000)
Synthesis and reactions of pentafulvenyl-tropones and tropothiones.
In: Tetrahedron Letters, 41 (43)
doi: 10.1016/S0040-4039(00)01473-8
Artikel, Bibliographie

Grimm, Felix W. ; Hafner, K. (2000)
Synthesis, properties and optical resolution of rac-[n](1,6)heptalenophanes.
In: Tetrahedron, 56 (25)
doi: 10.1016/S0040-4020(00)00349-5
Artikel, Bibliographie

Fabian, Kai H. H. ; Elwahy, A. H. M. ; Hafner, K. (2000)
Syntheses of mono-, di- and triethynylazulenes.
In: Tetrahedron Letters, 41 (16)
doi: 10.1016/S0040-4039(00)00308-7
Artikel, Bibliographie

Elwahy, Ahmed H. M. ; Hafner, K. (2000)
Metal mediated cyclooligomerization of mono- and diazulenylethynes.
In: Tetrahedron letters, 41
Artikel, Bibliographie

Nakatsuji, Shin'ichi ; Mizumoto, M. ; Takai, A. ; Akutsu, H. ; Yamada, J.-I. ; Kawamura, H. ; Schmitt, S. ; Hafner, K. (2000)
Novel CT complexes derived from 4-alkylamino-TEMPO and 2,4,6,8-tetracyanoazulene.
In: Molecular Crystals and Liquid Crystals, 348 (1)
doi: 10.1080/10587250008024790
Artikel, Bibliographie

Elwahy, Ahmed H. M. ; Hafner, K. (2000)
Synthesis of novel benzene bridged polyalkynylazulenes.
In: Terahedron letters, 41
Artikel, Bibliographie

Nendel, Maja ; Goldfuss, B. ; Houk, K. N. ; Hafner, K. ; Grieser, U. (1999)
Bis-periazulene: a simple Kekulé biradical with a triplet ground state.
In: Theoretical chemistry accounts, 102
Artikel, Bibliographie

Nendel, Maja ; Goldfuss, B. ; Beno, B. ; Houk, K. N. ; Hafner, K. ; Lindner, H. J. (1999)
Theoretical studies of novel aromatic molecules and transition states.
In: Pure and applied chemistry, 71
Artikel, Bibliographie

Nendel, Maja ; Goldfuss, B. ; Houk, K. N. ; Hafner, K. (1999)
s-Indacene, a quasi-delocalized molecule with mixed aromatic and anti-aromatic character.
In: Journal of molecular structure (Theochem), 461-462
Artikel, Bibliographie