(2S,5R)-1-(2-chloroacetyl)-5-prop-1-ynylpyrrolidine-2-carbonitrile

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.018 g, 0.086 mmol) in acetonitrile (1 mL) at room temperature was added cyclopentyl amine (0.017 mL, 0.17 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol/97% dichloromethane to provide the titled compound. MS (ESI) m/z 260 (M+H)+; 1H NMR (DMSO) δ ppm 4.89 (m, 1H), 4.84 (m, 1H), 4.07-4.13 (m, 2H), 3.52 (m, 1H), 2.05-2.42 (m, 4H), 1.96 (m, 2H), 1.87 (d, 3H), 1.70 (m, 4H), 1.52 (m, 2H). concentrated under reduced pressure purified by flash chromatography with 3% methanol/97% dichloromethane

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (5R)-1-(chloroacetyl)-5-propynyl-L-prolinamide (0.28 g, 1.23 mmol) and imidazole (0.084 g, 1.23 mmol) in dry pyridine (6 mL) at −35° C. under nitrogen was added POCl3 (0.23 mL, 2.46 mmol) dropwise. The reaction mixture was stirred between −35° C. to −15° C. for 1 hour and evaporated. The residue was diluted with dichloromethane and washed with H2O (2×), dried (Na2SO4), filtered and concentrated under reduced pressure. Purification by flash chromatography (10% ethyl acetate/hexane) provided the titled compound. MS (DCI) m/z 211 (M+H)+. evaporated The residue was diluted with dichloromethane washed with H2O (2×) dried (Na2SO4) filtered concentrated under reduced pressure Purification by flash chromatography (10% ethyl acetate/hexane)

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.03 g, 0.14 mmol, Example 88D) in acetonitrile (1 mL) at room temperature was added 1-amino-1-cyclopentanemethanol (35 mg, 0.28 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol/97% dichloromethane to provide the titled compound. MS (ESI) m/z 290 (M+H)+; 1H NMR (DMSO) δ ppm 4.86 (m, 1H), 4.16 (m, 1H), 3.52 (m, 2H), 3.44 (m, 2H), 2.06-2.39 (m, 4H), 1.96 (m, 2H), 1.86 (d, 3H), 1.75 (m, 6H), 1.56 (m, 2H). concentrated under reduced pressure purified by flash chromatography with 3% methanol/97% dichloromethane

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.03 g, 0.14 mmol, Example 88D) in acetonitrile (1 mL) at room temperature was added 1-amino-1-cyclopentanemethanol (35 mg, 0.28 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol/97% dichloromethane to provide the titled compound. MS (ESI) m/z 290 (M+H)+; 1H NMR (DMSO) δ ppm 4.86 (m, 1H), 4.16 (m, 1H), 3.52 (m, 2H), 3.44 (m, 2H), 2.06-2.39 (m, 4H), 1.96 (m, 2H), 1.86 (d, 3H), 1.75 (m, 6H), 1.56 (m, 2H). concentrated under reduced pressure purified by flash chromatography with 3% methanol/97% dichloromethane

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.030 g, 0.15 mmol, Example 88D) in acetonitrile (1 mL) at room temperature was added 4-(4-trifluoromethyl-phenoxy)-cyclohexylamine (79 mg, 0.31 mmol, Example 55A). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol:dichloromethane to provide the titled compound. MS (ESI) m/z 434 (M+H)+; 1H NMR (DMSO) δ ppm 7.63 (d, 2H), 7.15 (d, 2H), 4.86 (m, 1H), 4.20-4.41 (m, 2H), 3.94 (m, 1H), 2.09-2.43 (m, 8H), 1.88 (d, 3H), 1.41-1.65 (m, 4H). concentrated under reduced pressure purified by flash chromatography with 3% methanol

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.023 g, 0.118 mmol, Example 8D) in acetonitrile (1 mL) at room temperature was added (4-amino-piperidin-1-yl)-(4-chloro-phenyl)methanone (56 mg, 0.235 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol:dichloromethane to provide the titled compound. MS (ESI) m/z 399 (M+H)+. concentrated under reduced pressure purified by flash chromatography with 3% methanol

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.023 g, 0.118 mmol, Example 8D) in acetonitrile (1 mL) at room temperature was added (4-amino-piperidin-1-yl)-(4-chloro-phenyl)methanone (56 mg, 0.235 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol:dichloromethane to provide the titled compound. MS (ESI) m/z 399 (M+H)+. concentrated under reduced pressure purified by flash chromatography with 3% methanol

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.018 g, 0.086 mmol) in acetonitrile (1 mL) at room temperature was added cyclopentyl amine (0.017 mL, 0.17 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol/97% dichloromethane to provide the titled compound. MS (ESI) m/z 260 (M+H)+; 1H NMR (DMSO) δ ppm 4.89 (m, 1H), 4.84 (m, 1H), 4.07-4.13 (m, 2H), 3.52 (m, 1H), 2.05-2.42 (m, 4H), 1.96 (m, 2H), 1.87 (d, 3H), 1.70 (m, 4H), 1.52 (m, 2H). concentrated under reduced pressure purified by flash chromatography with 3% methanol/97% dichloromethane

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.018 g, 0.086 mmol) in acetonitrile (1 mL) at room temperature was added cyclopentyl amine (0.017 mL, 0.17 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol/97% dichloromethane to provide the titled compound. MS (ESI) m/z 260 (M+H)+; 1H NMR (DMSO) δ ppm 4.89 (m, 1H), 4.84 (m, 1H), 4.07-4.13 (m, 2H), 3.52 (m, 1H), 2.05-2.42 (m, 4H), 1.96 (m, 2H), 1.87 (d, 3H), 1.70 (m, 4H), 1.52 (m, 2H). concentrated under reduced pressure purified by flash chromatography with 3% methanol/97% dichloromethane

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (5R)-1-(chloroacetyl)-5-propynyl-L-prolinamide (0.28 g, 1.23 mmol) and imidazole (0.084 g, 1.23 mmol) in dry pyridine (6 mL) at −35° C. under nitrogen was added POCl3 (0.23 mL, 2.46 mmol) dropwise. The reaction mixture was stirred between −35° C. to −15° C. for 1 hour and evaporated. The residue was diluted with dichloromethane and washed with H2O (2×), dried (Na2SO4), filtered and concentrated under reduced pressure. Purification by flash chromatography (10% ethyl acetate/hexane) provided the titled compound. MS (DCI) m/z 211 (M+H)+. evaporated The residue was diluted with dichloromethane washed with H2O (2×) dried (Na2SO4) filtered concentrated under reduced pressure Purification by flash chromatography (10% ethyl acetate/hexane)

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.03 g, 0.14 mmol, Example 88D) in acetonitrile (1 mL) at room temperature was added 1-amino-1-cyclopentanemethanol (35 mg, 0.28 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol/97% dichloromethane to provide the titled compound. MS (ESI) m/z 290 (M+H)+; 1H NMR (DMSO) δ ppm 4.86 (m, 1H), 4.16 (m, 1H), 3.52 (m, 2H), 3.44 (m, 2H), 2.06-2.39 (m, 4H), 1.96 (m, 2H), 1.86 (d, 3H), 1.75 (m, 6H), 1.56 (m, 2H). concentrated under reduced pressure purified by flash chromatography with 3% methanol/97% dichloromethane

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirred solution of (2S,5R)-1-(chloroacetyl)-5-propynylpyrrolidine-2-carbonitrile (0.03 g, 0.14 mmol, Example 88D) in acetonitrile (1 mL) at room temperature was added 1-amino-1-cyclopentanemethanol (35 mg, 0.28 mmol). The reaction mixture was stirred at room temperature for 18 hours, concentrated under reduced pressure and purified by flash chromatography with 3% methanol/97% dichloromethane to provide the titled compound. MS (ESI) m/z 290 (M+H)+; 1H NMR (DMSO) δ ppm 4.86 (m, 1H), 4.16 (m, 1H), 3.52 (m, 2H), 3.44 (m, 2H), 2.06-2.39 (m, 4H), 1.96 (m, 2H), 1.86 (d, 3H), 1.75 (m, 6H), 1.56 (m, 2H). concentrated under reduced pressure purified by flash chromatography with 3% methanol/97% dichloromethane