Triethylamine → (S)-tert-butyl (1-(methylsulfonyl)pyrrolidin-3-yl)carbamate

Participants

Reaction Steps

Methane sulfonyl chloride (204 mg, 1.78 mmol) was added to a solution of (S)-tert-butyl pyrrolidin-3-ylcarbamate (300 mg, 1.62 mmol) and Et3N (197 mg, 1.94 mmol) in DCM (6 mL) at 0-5° C.; stirring was continued at 20-35° C. for 2 h. The reaction mixture was diluted with DCM, washed with water, aqueous NaHCO3 solution followed by brine to afford 250 mg of the title compound.

Provenance & Evidence