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Your search keyword '"Krebs, Frederik C."' showing total 2 results
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2 results on '"Krebs, Frederik C."'

1. Preparation and Structural Properties of 7,8-Dioxa[6]helicenes and....

Author

Eskildsen, Jorgen and Krebs, Frederik C.

Subjects
*AROMATIC compounds, *DEHYDROGENATION
Abstract

Examines the preparation of the potentially chiral 7,8-dioxa[6]helicenes through dehydrogenation. Structural properties of the two aromatic helicenes; Use of nuclear magnetic resonance and X-ray crystallization in the study; Structural characterization of the deuterium labeled compound.

Published
2001
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2. On the saddle-shaped nature of 14,15-dimethylbenzo[s]picene.

Author

Krebs, Frederik C. and Jorgensen, Mikkel

Subjects
*MOLECULES, *AROMATIC compounds
Abstract

Examines the characteristics of nonplanar polyaromatic molecule 14,15-dimethylbenzo[s]picene. Use of the Suzuki coupling reaction; Identification of atropisomers; Distortion from planarity and saddle shape of the molecule; Comparison between the molecular conformation of benzo[s]picene and beta-tribenzopyrene.

Published
1999
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