(3-Chlorophenyl)methanesulfonyl chloride → 3-(3-Chlorobenzylsulfonyl)amino-6-methyl-1-(tert-butoxycarbonylmethyl)-2-pyridinone

Participants

Reaction Steps

The title compound was prepared from 3-chlorobenzylsulfonyl chloride (113 mg, 0.5 mmol), as prepared in the preceding step, and 3-amino-6-methyl-1-(tert-butoxycarbonylmethyl)-2-pyridinone (120 mg, 0.5 mmol), as prepared in step 3 of Example 1, using the procedure in step 4 of Example 1, as a white solid (180 mg, 84%). 1H-NMR (300 MHz, CDCl3) δ7.37 (d, J=7.6 Hz, 1H), 7.30 (m, 4H), 7.20 (s, 1H), 6.02 (d, J=7.7 Hz, 1H), 4.78 (s, 2H), 4.27 (s, 2H), 2.27 (s, 3H), 1.50 (s, 9H).

Provenance & Evidence