What is retropinacol rearrangement?
The retropinacol rearrangement refers to a chemical process that occurs under acidic conditions, whereby an alcohol molecule is transformed into a rearranged olefin compound.

References
N. Zelinsky, J. Zelikow, “Über Umwandlung von Alkoholen in ungesättigte Kohlenwasserstoffe unter Einwirkung der Oxalsäure” Chem. Ber. 34, 3249 (1901)
Full Professor of Organic Chemistry at the University of Granada, with a long-standing research career in Computational Chemistry and molecular modeling and design.