Water → HCID 90413169, compound

Participants

Reaction Steps

A mixture of Example 255A (1000 mg, 2.283 mmol), 18-crown-6 (302 mg, 1.142 mmol), and potassium 2-methylpropan-2-olate (512 mg, 4.57 mmol) in 15 mL t-butanol was heated under microwave (Biotage) conditions at 135° C. for 35 minutes. Water was added and the mixture was extracted with dichloromethane. The organic phase was washed with water and brine, dried over sodium sulfate, filtered and concentrated. The residue was triturated with diethyl ether and filtered to afford the title compound. MS (ESI(+)) m/e 354 (M+H)+.

Provenance & Evidence