Phthaloyl chloride → HCID 53968667, compound

Participants

Reaction Steps

To a stirred, ice-cold solution of 11.6 g (0.05 mol) 2,6-di-tert-butyl-4-methylphenol in 100 mL dry tetrahydrofuran was added dropwise under argon 25 mL 23M n-butyllithium in hexane. After 2.5 hours, 5.3 g (0.026 mol) fresh phthaloyl chloride was added dropwise and the mixture stirred overnight at room temperature. Product was isolated by extraction, washed with ligroin and recrystallized from acetonitrile to give 4 g nearly pure Compound 6, as white crystals, m.p. 262°-5° C.

Provenance & Evidence