01:41Preparation of Titanium(IV) tert-butoxide/Triethylchlorosilane Solution and Pinacol-reaction of Tetraphenyl-1,2-ethanediol with 2-Ethylbutyraldehyde
04:37Pinacol-reaction of Tetraphenyl-1,2-ethanediol with Diethyl Ketone
07:12Results: Synthesis of 1,2-Unsymmetrical Diols via Retropinacol/Cross-pinacol Coupling
A novel account for the synthesis of unsymmetrical 1,2-diols based on a retropinacol/cross-pinacol coupling mechanism is described. Due to the catalytic execution of this reaction a considerable improvement compared to conventional cross-pinacol couplings is achieved.