Give me an “F”: Electrophilic fluorination of various aromatic and heteroaromatic Grignard reagents is smoothly performed with (PhSO2)2NF as fluorinating agent in a 4:1 mixture of CH2Cl2/perfluorodecalin (see scheme). This solvent system allows minimization of most side reactions.
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Yamada et al. (2010) studied this question.
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