Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Anhydrous acidic treatment of E,Z mixtures of α-methyl-α,β-unsaturated imines followed by hydrolysis gives the corresponding aldehydes with ≥ 100:1 E:Z ratios. ... J. Am. Chem. Soc., 105 (1983), p. 646 These latter workers carried out the equilibration of a mixture of ...