1-cyclohexylbutane-1,3-dione

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: [3-Cyclohexyl-5-methyl-1-(4-nitro-benzyl)-1H-pyrazol-4-yl]-acetic acid tert-butyl ester was prepared according to the preparation of intermediate 1.1.2, using in the alkylation reaction (3-cyclohexyl-5-methyl-1H-pyrazol-4-yl)-acetic acid tert-butyl ester (preparation according to the preparation of (3,5-diethyl-1H-pyrazol-4-yl)-acetic acid tert-butyl ester, WO2007/141267, employing 1-cyclohexyl-butane-1,3-dione instead of heptane-3,5-dione) instead of (3,5-dimethyl-1H-pyrazol-4-yl)-acetic acid methyl ester. preparation

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: The title compound was prepared (as described above for the preparation of Example 2) from 428 mg (0.89 mmol) of Intermediate 45 (as the TFA salt) and 150 mg (0.89 mmol) of Intermediate 33 to yield 245 mg (53% yield) of Example 43 as a solid beige-colored glass: TLC (DCM/MeOH (4:1): Rf=0.69; 1H NMR (DMSO-d6, 400 MHz) δ10.79 (d, 1H, J=9.0), 7.89 (m, 2H), 7.50-7.41 (m, 3H), 7.05 (d, 2H, J=8.4), 6.77 (d, 2H, J=8.4), 4.7 (s, 1H), 4.12 (t, 2H, J=6.5), 3.9 (br s, 1H), ), 3.04 (dd, 1H, J=13.6, 4.0), 2.87 (t, 2H, J=6.5), 2.64 (dd, 1H, J=13.6, 8.9), 2.32 (s, 3H), 1.9 (m, 1H), 1.6 (m, 4H), 1.5 (s, 3H), 1.25-1.05 (m, 4H): low resolution MS (ES+)m/e 517.3 (MH+).

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: The title compound was prepared (as described above for the preparation of Example 2) from 428 mg (0.89 mmol) of Intermediate 45 (as the TFA salt) and 150 mg (0.89 mmol) of Intermediate 33 to yield 245 mg (53% yield) of Example 43 as a solid beige-colored glass: TLC (DCM/MeOH (4:1): Rf=0.69; 1H NMR (DMSO-d6, 400 MHz) δ10.79 (d, 1H, J=9.0), 7.89 (m, 2H), 7.50-7.41 (m, 3H), 7.05 (d, 2H, J=8.4), 6.77 (d, 2H, J=8.4), 4.7 (s, 1H), 4.12 (t, 2H, J=6.5), 3.9 (br s, 1H), ), 3.04 (dd, 1H, J=13.6, 4.0), 2.87 (t, 2H, J=6.5), 2.64 (dd, 1H, J=13.6, 8.9), 2.32 (s, 3H), 1.9 (m, 1H), 1.6 (m, 4H), 1.5 (s, 3H), 1.25-1.05 (m, 4H): low resolution MS (ES+)m/e 517.3 (MH+).

反応条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: The title compound was prepared as described above from 1.5 g of cyclohexyl methyl ketone and 2.32 mL of EtOAc to yield 1.06 grams of Intermediate 33 as a yellow oil: TLC Rf=0.65 (3/1, hexanes/EtOAc); 1H NMR (400 MHz, CDCl3, enol form) δ5.5 (s, 1H), 2.19-2.12 (m, 1H), 2.08 (s, 3H), 1.85-1.55 (m, 5H), 1.41-1.15 (m, 5H). The title compound was prepared