4-methylpentan-1-amine

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:0.00; pressure:0.00; stir:

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

Procedure: Place 5-(2-fluoro-4-formylphenoxy)pyridine-2-carboxamide (Example 403, Part B) (0.650 g, 2.50 mmol), 4-methylpentylamine (Example 433, Part A) (0.278 g, 2.75 mmol) and 3 Å molecular sieves in a vial. Add methanol (12 mL), cap and stir overnight. Add NaBH4 (slight excess) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 25 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate to give the title compound (0.470 g, 55%): TOF MS ES+ 346.2 (M+H)+, HRMS calcd for C19H25N3O2F 346.1931 (M+H)+, found 346.1922, time 0.48 min; HPLC [YMC-Pro pack C-18 (150×4.6 mm, S-5 microm), 0.05% TFA/acetonitrile in 0.05% TFA/water at 1.0 mL/min, 10-20% over 5 min, 20-95% over 18], tR=11.6 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate

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

Procedure: Place 5-(2-fluoro-4-formylphenoxy)pyridine-2-carboxamide (Example 403, Part B) (0.650 g, 2.50 mmol), 4-methylpentylamine (Example 433, Part A) (0.278 g, 2.75 mmol) and 3 Å molecular sieves in a vial. Add methanol (12 mL), cap and stir overnight. Add NaBH4 (slight excess) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 25 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate to give the title compound (0.470 g, 55%): TOF MS ES+ 346.2 (M+H)+, HRMS calcd for C19H25N3O2F 346.1931 (M+H)+, found 346.1922, time 0.48 min; HPLC [YMC-Pro pack C-18 (150×4.6 mm, S-5 microm), 0.05% TFA/acetonitrile in 0.05% TFA/water at 1.0 mL/min, 10-20% over 5 min, 20-95% over 18], tR=11.6 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate

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

Procedure: 6-{2-Methoxy-4-[(4-methylpentylamino)methyl]phenoxy}nicotinamide methanesulfonate Place 6-(4-formyl-2-methoxyphenoxy)nicotinamide (Example 414, Part B) (0.100 g, 0.367 mmol), 4-methylpentylamine (Part A, 0.0409 g, 0.404 mmol) and 3 Å molecular sieves in a vial. Add methanol (3.6 mL), cap and stir overnight. Add NaBH4 (in excess over two portions) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 5 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 10 g ISCO® column with (2.0 M NH3 in methanol) in ethyl acetate to give 6-{2-methoxy-4-[(4-methylpentylamino)methyl]phenoxyl}nicotinamide (0.131 g, 71.8%). Dissolve the compound in dichloromethane (2.5 mL) and add 1 equivalent of 0.50 M methanesulfonic acid in dichloromethane. Stir the solution for a short time before concentrating to give the title compound (0.124 g, ˜100%): TOF MS ES+ 358.2 (M+H)+, HRMS calcd for C20H28N3O3 358.2131 (M+H)+, found 358.2119, time 0.39 mine HPLC [Waters XTerra™ MS C-18 (150×4.6 mm, S-5 microm), 0.1% TFA/acetonitrile in 0.1% TFA/water at 1.0 mL/min, 5-95% over 15 min], tR=8.2 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 10 g ISCO® column with (2.0 M NH3 in methanol) in ethyl acetate

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

Procedure: 6-{2-Methoxy-4-[(4-methylpentylamino)methyl]phenoxy}nicotinamide methanesulfonate Place 6-(4-formyl-2-methoxyphenoxy)nicotinamide (Example 414, Part B) (0.100 g, 0.367 mmol), 4-methylpentylamine (Part A, 0.0409 g, 0.404 mmol) and 3 Å molecular sieves in a vial. Add methanol (3.6 mL), cap and stir overnight. Add NaBH4 (in excess over two portions) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 5 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 10 g ISCO® column with (2.0 M NH3 in methanol) in ethyl acetate to give 6-{2-methoxy-4-[(4-methylpentylamino)methyl]phenoxyl}nicotinamide (0.131 g, 71.8%). Dissolve the compound in dichloromethane (2.5 mL) and add 1 equivalent of 0.50 M methanesulfonic acid in dichloromethane. Stir the solution for a short time before concentrating to give the title compound (0.124 g, ˜100%): TOF MS ES+ 358.2 (M+H)+, HRMS calcd for C20H28N3O3 358.2131 (M+H)+, found 358.2119, time 0.39 mine HPLC [Waters XTerra™ MS C-18 (150×4.6 mm, S-5 microm), 0.1% TFA/acetonitrile in 0.1% TFA/water at 1.0 mL/min, 5-95% over 15 min], tR=8.2 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 10 g ISCO® column with (2.0 M NH3 in methanol) in ethyl acetate

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

Procedure: Place 5-(4-formyl-2-methoxyphenoxy)pyrazine-2-carboxamide (Example 719, Part A) (0.700 g, 2.56 mmol), 4-methylpentylamine (Example 433, Part A) (0.272 g, 2.69 mmol) and 3 Å molecular sieves in a vial. Add methanol (12.8 mL), cap and stir overnight. Add NaBH4 (0.0969 g, 2.56 mmol) and stir until the sasses stop evolving. Load the reaction mixture directly onto a 25 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 40 g ISCO® column with 5% to 20% (2.0 M NH3 in methanol) in ethyl acetate over 45 minutes. Concentrate the fraction containing the product, then take it up in EtOAc (100 mL). Wash the organic solution with 1.0 N NaOH (2×25 mL), dry it over Na2SO4, filter and concentrate. Dissolve the product in ether:dichloromethane (5:1) (25 mL), add hexanes (20 mL), and then concentrate to about a quarter of the volume. Filter the precipitate to give the title compound (0.335 g, 36.5%): TOF MS ES+ 359.2 (M+H)+, HRMS calcd for C19H27N4O3 359.2083 (M+H)+, found 359.2087, time 0.38 min; HPLC [YMC-Pro pack C-18 (150×4.6 mm, S-5 microm), 0.05% TFA/acetonitrile in 0.05% TFA/water at 1.0 mL/min, 10-20% over 5 min, 20-95% over 18], tR=11.3 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 40 g ISCO® column with 5% to 20% (2.0 M NH3 in methanol) in ethyl acetate over 45 minutes Concentrate the fraction containing the product Wash the organic solution with 1.0 N NaOH (2×25 mL) dry it over Na2SO4 filter concentrate Dissolve the product in ether:dichloromethane (5:1) (25 mL) add hexanes (20 mL) concentrate to about a quarter of the volume Filter the precipitate

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

Procedure: Place 5-(2-fluoro-4-formylphenoxy)pyridine-2-carboxamide (Example 403, Part B) (0.650 g, 2.50 mmol), 4-methylpentylamine (Example 433, Part A) (0.278 g, 2.75 mmol) and 3 Å molecular sieves in a vial. Add methanol (12 mL), cap and stir overnight. Add NaBH4 (slight excess) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 25 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate to give the title compound (0.470 g, 55%): TOF MS ES+ 346.2 (M+H)+, HRMS calcd for C19H25N3O2F 346.1931 (M+H)+, found 346.1922, time 0.48 min; HPLC [YMC-Pro pack C-18 (150×4.6 mm, S-5 microm), 0.05% TFA/acetonitrile in 0.05% TFA/water at 1.0 mL/min, 10-20% over 5 min, 20-95% over 18], tR=11.6 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate

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

Procedure: Part B: 6-{2-Methoxy-4-[(4-methylpentylamino)methyl]phenoxy}nicotinamide methanesulfonate Place 6-(4-formyl-2-methoxyphenoxy)nicotinamide (Example 414, Part B) (0.100 g, 0.367 mmol), 4-methylpentylamine (Part A, 0.0409 g, 0.404 mmol) and 3 Å molecular sieves in a vial. Add methanol (3.6 mL), cap and stir overnight. Add NaBH4 (in excess over two portions) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 5 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 10 g ISCO® column with (2.0 M NH3 in methanol) in ethyl acetate to give 6-{2-methoxy-4-[(4-methylpentylamino)methyl]phenoxyl}nicotinamide (0.131 g, 71.8%). Dissolve the compound in dichloromethane (2.5 mL) and add 1 equivalent of 0.50 M methanesulfonic acid in dichloromethane. Stir the solution for a short time before concentrating to give the title compound (0.124 g, 100%): TOF MS ES+ 358.2 (M+H)+, HRMS calcd for C20H28N3O3 358.2131 (M+H)+, found 358.2119, time 0.39 mine HPLC [Waters XTerra™ MS C-18 (150×4.6 mm, S-5 microm), 0.1% TFA/acetonitrile in 0.1% TFA/water at 1.0 mL/min, 5-95% over 15 min], tR=8.2 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 10 g ISCO® column with (2.0 M NH3 in methanol) in ethyl acetate

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

Procedure: Place 5-(4-formyl-2-methoxyphenoxy)pyrazine-2-carboxamide (Example 719, Part A) (0.700 g, 2.56 mmol), 4-methylpentylamine (Example 433, Part A) (0.272 g, 2.69 mmol) and 3 {acute over (Å)} molecular sieves in a vial. Add methanol (12.8 mL), cap and stir overnight. Add NaBH4 (0.0969 g, 2.56 mmol) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 25 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 40 g ISCO® column with 5% to 20% (2.0 M NH3 in methanol) in ethyl acetate over 45 minutes. Concentrate the fraction containing the product, then take it up in EtOAc (100 mL). Wash the organic solution with 1.0 N NaOH (2×25 mL), dry it over Na2SO4, filter and concentrate. Dissolve the product in ether:dichloromethane (5:1) (25 mL), add hexanes (20 mL), and then concentrate to about a quarter of the volume. Filter the precipitate to give the title compound (0.335 g, 36.5%): TOF MS ES+ 359.2 (M+H)+, HRMS calcd for C19H27N4O3 359.2083 (M+H)+, found 359.2087, time 0.38 min; HPLC [YMC-Pro pack C-18 (150×4.6 mm, S-5 microm), 0.05% TFA/acetonitrile in 0.05% TFA/water at 1.0 mL/min, 10-20% over 5 min, 20-95% over 18], tR=11.3 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 40 g ISCO® column with 5% to 20% (2.0 M NH3 in methanol) in ethyl acetate over 45 minutes Concentrate the fraction containing the product Wash the organic solution with 1.0 N NaOH (2×25 mL) dry it over Na2SO4 filter concentrate Dissolve the product in ether:dichloromethane (5:1) (25 mL) add hexanes (20 mL) concentrate to about a quarter of the volume Filter the precipitate

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

Procedure: Place 5-(2-fluoro-4-formylphenoxy)pyridine-2-carboxamide (Example 403, Part B) (0.650 g, 2.50 mmol), 4-methylpentylamino (Example 433, Part A) (0.278 g, 2.75 mmol) and 3 {acute over (Å)} molecular sieves in a vial. Add methanol (12 mL), cap and stir overnight. Add NaBH4 (slight excess) and stir until the gasses stop evolving. Load the reaction mixture directly onto a 25 g ISCO® pre-load column. Dry the column in a vacuum oven at room temperature. Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate to give the title compound (0.470 g, 55%): TOF MS ES+ 346.2 (M+H)+, HRMS calcd for C19H25N3O2F 346.1931 (M+H)+, found 346.1922, time 0.48 min; HPLC [YMC-Pro pack C-18 (150×4.6 mm, S-5 microm), 0.05% TFA/acetonitrile in 0.05% TFA/water at 1.0 mL/min, 10-20% over 5 min, 20-95% over 18], tR=11.6 min, 100% purity. Dry the column in a vacuum oven at room temperature Purify by eluting through a 40 g ISCO® column with 0% to 10% (2.0 M NH3 in methanol) in ethyl acetate