Beilstein J. Org. Chem.2014,10, 752–760, doi:10.3762/bjoc.10.70
tautomerism and supramolecular structure. A reverse addition of the reagents led to the isolation of two novel products, namely bis-enehydrazines 6 with an unsymmetrical arrangement of the formally equivalent subunits.
Keywords: bis-enehydrazines; enol ethers; NMR; pyrazole; tautomerism; Introduction
Enol