The isomerisation of (Z)-3-[2H1]-phenylprop-2-enone as a measure of the rate of hydroperoxide addition in Weitz-Scheffer and Julia-Colonna epoxidations |
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| Authors: | Kelly David R Caroff Eva Flood Robert W Heal William Roberts Stanley M |
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| Affiliation: | Department of Chemistry, Cardiff University, P. O. Box 912, Cardiff, Wales, UKCF10 3TB. KellyDR@Cardiff.ac.uk |
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| Abstract: | (Z)-3-[2H1]-Phenylprop-2-enone is isomerised by hydroperoxide to an equimolar mixture of the (Z)- and (E)-isomers prior to epoxidation. Poly-(L)-leucine (10 mole %) accelerates the addition of hydroperoxide by an order of magnitude and sequesters hydroperoxide from THF. |
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