Triethylamine → 1-(Methylsulfonyl)piperazine

Participants

Reaction Steps

To a mixture of cis-2,6-dimethylpiperazine and triethylamine in DCM at 0° C. was added dropwise methanesulphonyl chloride and the reaction mixture stirred at room temperature overnight. After quenching with water, extraction into DCM and being washed with brine, the organics were dried and the solvent removed under reduced pressure to yield 1-Methanesulfonyl-piperazine as a pale yellow solid.

Provenance & Evidence