Cyclophyne chemistry: synthesis and study of an octacobalt complex of [8.8]paracyclophaneoctayne

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Michael M. Haley and Brandi L. Langsdorf


Abstract

Use of a palladium/cobalt/copper alkyne reaction strategy provides the cobalt-stabilized complex of a highly strained cyclophane.


References

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  17. Calculations performed at the ab initio HF/6-31G(d) level using GAUSSIAN 92. We thank Dr Andreas Maulitz, University of Essen, for obtaining these data.
  18. We have recently prepared the first examples of triyne- and tetraynelinked dehydrobenzoannulenes. These systems, however, are relatively strain-free: M. M. Haley, M. L. Bell and D. B. Kimball, unpublished work.
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