In the study of ene reaction of trifluoromethyl ketones, a trifluoromethyl group was found to behave as a much larger substituent than commonly believed. Similar results were obtained in the dehydration of trifluoromethyl homoallyl alcohols.
在三
氟甲基酮的ene反应研究中,发现三
氟甲基作为一个取代基,其体积比普遍认为的要大得多。同样的结论在三
氟甲基同
烯丙醇的去
水反应中也得到了验证。