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22.4.1.1.2.3.4 Variation 4: With Oxonium Salts

DOI: 10.1055/sos-SD-022-00306

Cicchi, S.; Cordero, F. M.Science of Synthesis, (200522234.

The O-alkylation reaction of amides with oxonium salts occurs easily at room temperature (e.g., 41 reacts to give 42), and is limited to methyl- and ethyloxonium salts (Table 4).[‌60‌‌65‌]

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