Methanesulfonamide → (1S,2R)-3-((2-(4-chlorophenyl)-2'-oxospiro[cyclopropane-1,3'-indoline]-1'-yl)methyl)-N-(methylsulfonyl)benzamide

Participants

Reaction Steps

The title compound was prepared in analogy to Example 60 starting from 3-bromomethyl-benzoic acid methyl ester, methylsulfonamide (commercially available), (1R,2S) and 1S, 2R)-2-(4-chlorophenyl)spiro[cyclopropane-1,3′-indolin]-2′-one prepared as in Scheme 1. LC/MS m/e calcd. for C25H21ClN2O4S: 480, observed (M+H)+: 481.2 1HNMR (400 MHz, DMSO-d6) δppm 2.08-2.18 (m, 1 H) 2.35-2.42 (m, 1 H) 2.92 (s, 3 H) 3.13-3.25 (m, 2 H) 4.95-5.13 (m, 2 H) 6.15 (d, 1 H) 6.70 (t, 1 H) 6.87 (d, 1 H) 7.02-7.10 (m, 2 H) 7.30-7.44 (m, 6H) 7.81-7.89 (m, 2 H).

Provenance & Evidence