反应详情

Compound 54 was prepared from compound 53A according to the method presented for the synthesis of Example 49 substituting 2-((3bS,4aR)-5,5-difluoro-3-(trifluoromethyl)-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)acetic acid for 2-((3bS,4aR)-3-(difluoromethyl)-5,5-difluoro-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)acetic acid to provide 13 mg of title compound: 1H NMR (400 MHz, Methanol-d4) δ 7.12-6.94 (m, 2H), 6.81-6.60 (m, 1H), 6.55-6.35 (m, 2H), 6.25 (d, 1H), 5.01-4.90 (m, 1H), 4.76 (t, 2H), 3.41 (s, 2H), 3.24 (d, 3H), 3.15-2.88 (m, 3H), 2.48 (q, 2H), 1.47-1.38 (m, 1H), 1.16-1.04 (m, 1H). MS (m/z) 805 [M+H]+.