BELSPO - SPP Politique scientifique - Service Public Fédéral de Programmation Politique scientifique F.R.S.-FNRS - Fonds de la Recherche Scientifique Elf Atochem
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Haddleton et al. have shown that these two criteria are not enough to confirm a radical pathway: Haddleton, D. M.; Crossman, M. C.; Hunt, K. H.; Topping, C.; Waterson, C.; Suddaby, K. G. Macromolecules 1997, 30, 3992.
Conditions: T = 50 °C; reaction time, 18 h; solvent, THF, [MMA]0 = 5.55 mol·L-1, [HEMA]0 = 0.5 mol·L-1, [RhCl-(PPh3)3]0 = 18.4 × 10-3 mol·L-1, [PPh3]0 = 13 × 10-2 mol·L-1, [2,2′-dichloroacetophenone]0 = 36.8 × 10-3 mol·L-1. Conversion, 85%. The percentage of HEMA determined by 1H NMR, 9.6%.
Moineau, G.; Dubois, P.; Teyssié, P.; Jérôme, R.; Senninger, T. French Patent, Pending, 1996.