Abstract:Polyphenylalkane derivatives Q 0720Pinacol Coupling of Aromatic Aldehydes and Ketones Mediated by TiCl4-Zn in Ethyl Acetate under Ultrasound. -The title procedure is characterized by mild reaction conditions, short reaction times and involvement of an environmentally benign solvent. The dl/meso ratio of the resulting pinacol is influenced by the aryl substituents.-(LI*, J.-T.; SUN, X.-L.; LIN, Z.-P.; CHEN, Y.-X.; LI, T.-S.; Indian J. Chem., Sect.
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