2-Methanesulfonylacetic acid → 1-(3-{4-[5-(3,4,5-Trichloro-phenyl)-5-trifluoromethyl-4,5-dihydro-furan-3-yl]-phenyl}-3-fluoro-azetidin-1-yl)-2-methanesulfonyl-ethanone

Participants

Reaction Steps

Example 3 was prepared similarly to that of Example 1, except that Example 3, Intermediate 3 was reacted with methane sulfonyl acetic acid. Yield: 0.170 g (29.74%). 1H NMR (400 MHz, DMSO-d6) δ: 3.11 (s, 3H), 3.22 (d, J=17.24 Hz, 1H), 3.70 (d, J=17.16 Hz, 1H), 4.24 (s, 2H), 4.34 (d, J=21.64 Hz, 2H), 4.70 (d, J=21.6 Hz, 2H), 7.28 (d, J=8.12 Hz, 2H), 7.47 (d, J=8.24 Hz, 2H), 7.58 (s, 1H), 7.92 (s, 2H). LC-MS (m/z): =583.8 (M−H). HPLC purity: 99.64%.

Provenance & Evidence