cistrans-Amide isomerism of the 3,4-dehydroproline residue, the ‘unpuckered’ proline

Vladimir Kubyshkin and Nediljko Budisa
Beilstein J. Org. Chem. 2016, 12, 589–593.

Supporting Information

The crystal structures are deposited in Cambridge Structural Database under the following IDs: 5- CCDC1443104, 6- CCDC1443105, 8- CCDC1443103, 9- CCDC1443102. The crystal structure of 7 have already been discussed in [35] and the deposit number was CCDC1042476. The structure files can be retrieved free of charge at

Supporting Information File 1: Experimental procedures, values for the amide rotational barriers in different solvents, copies of the NMR spectra and ellipsoid diagrams of the X-ray crystal structures.
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cistrans-Amide isomerism of the 3,4-dehydroproline residue, the ‘unpuckered’ proline
Vladimir Kubyshkin and Nediljko Budisa
Beilstein J. Org. Chem. 2016, 12, 589–593.

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Kubyshkin, V.; Budisa, N. Beilstein J. Org. Chem. 2016, 12, 589–593. doi:10.3762/bjoc.12.57

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