1-prop-2-ynylpiperidin-4-ol

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: 1-Propargylpiperidin-4-ol (0.401 g, 2.88 mmol) and diisopropylamine (1.6 mL, 11.73 mmol) were added to a solution of methyl (Z)-[4-[3-(4-iodophenyl)-3-[4-(methylsulfanyl)phenyl]allyloxy]-2-methylphenoxy]acetate (1.40 g, 2.5 mmol; prepared as described in example 40) in tetrahydrofuran (12 mL) and triethylamine (12 mL). The mixture was degassed and copper(I) iodide (49.0 mg, 0.256 mmol) and tetrakis(triphenylphosphine)palladium (148 g, 0.128 mmol) were added. The reaction mixture was stirred at ambient temperature for 20 h and evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3) yielding methyl (E)-[4-[3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]-3-[4-(methylsulfanyl)phenyl]-allyloxy]-2-methylphenoxy]acetate as yellow oil. The mixture was degassed evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3)

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

Procedure: 1-Propargylpiperidin-4-ol (154 mg, 1.10 mmol) was added to a solution of methyl (Z)-[4-[3-(4-iodophenyl)-3-[4-(trifluoromethyl-sulfanyl)phenyl]allyloxy]-2-methylphenoxy]-acetate (340 mg, 0.553 mmol; prepared as described in example 56) and diisopropylamine (0.35 mL, 2.49 mmol) in tetrahydrofuran (9 mL). The mixture was degassed and copper(I) iodide (8.4 mg, 0.044 mmol) and bis(triphenylphosphine)palladium(II) dichloride (19.3 mg, 0.027 mmol) were added. The reaction mixture was stirred under argon at ambient temperature for 20 h, filtered and the filtrate was evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3) yielding methyl (E)-[4-[3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]-3-[4-(trifluoromethylsulfanyl)phenyl]-allyloxy]-2-methylphenoxy]acetate. The mixture was degassed filtered the filtrate was evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3)

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

Procedure: 4-Hydroxy-1-propargylpiperidine (171 mg, 1.23 mmol) and diisopropylamine (0.40 mL, 2.85 mmol) were added to a solution of the methyl (Z)-[4-[3-(4-tert-butylphenyl)-3-(4-iodohenyl)llyloxy]-2-methylphenoxy]acetate (350 mg, 0.614 mmol; prepared as described in example 30) in tetrahydrofuran (10 mL). The mixture was degassed and copper(I) iodide (10 mg, 0.053 mmol) and bis(triphenylphosphine)palladium(II) dichloride (22 mg, 0.031 mmol) were added. The reaction mixture was stirred at ambient temperature over night, filtered and the filtrate was evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 97:3) yielding methyl (Z)-[4-[3-(4-tert-butylphenyl]-3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]allyloxy]-2-methylphenoxy]-acetate as white solid. The mixture was degassed filtered the filtrate was evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 97:3)

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

Procedure: 4-Hydroxy-1-propargylpiperidine (171 mg, 1.23 mmol) and diisopropylamine (0.40 mL, 2.85 mmol) were added to a solution of the methyl (Z)-[4-[3-(4-tert-butylphenyl)-3-(4-iodohenyl)llyloxy]-2-methylphenoxy]acetate (350 mg, 0.614 mmol; prepared as described in example 30) in tetrahydrofuran (10 mL). The mixture was degassed and copper(I) iodide (10 mg, 0.053 mmol) and bis(triphenylphosphine)palladium(II) dichloride (22 mg, 0.031 mmol) were added. The reaction mixture was stirred at ambient temperature over night, filtered and the filtrate was evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 97:3) yielding methyl (Z)-[4-[3-(4-tert-butylphenyl]-3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]allyloxy]-2-methylphenoxy]-acetate as white solid. The mixture was degassed filtered the filtrate was evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 97:3)

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

Procedure: 1-Propargylpiperidin-4-ol (191 mg, 1.374 mmol) and diisopropylamine (0.45 mL, 3.23 mmol) were added to a solution of methyl (E)-[4-[3-(4-iodophenyl)-3-(3-trifluoromethylphenyl)-allyloxy]-2-methylphenoxy]acetate (400 mg, 0.687 mmol; prepared as described in example 34) in tetrahydrofuran (10 mL). The mixture was degassed and copper(I) iodide (10.4 mg, 0.055 mmol) and bis(triphenylphosphine)palladium(II) dichloride (24.1 mg, 0.034 mmol) were added. The reaction mixture was stirred at ambient temperature for 20 h and evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 96:4) yielding methyl (E)-[4-[3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]-3-(3-trifluoromethylphenyl)allyloxy]-2-methylphenoxy]acetate as yellow oil. The mixture was degassed evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 96:4)

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

Procedure: 1-Propargylpiperidin-4-ol (191 mg, 1.374 mmol) and diisopropylamine (0.45 mL, 3.23 mmol) were added to a solution of methyl (E)-[4-[3-(4-iodophenyl)-3-(3-trifluoromethylphenyl)-allyloxy]-2-methylphenoxy]acetate (400 mg, 0.687 mmol; prepared as described in example 34) in tetrahydrofuran (10 mL). The mixture was degassed and copper(I) iodide (10.4 mg, 0.055 mmol) and bis(triphenylphosphine)palladium(II) dichloride (24.1 mg, 0.034 mmol) were added. The reaction mixture was stirred at ambient temperature for 20 h and evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 96:4) yielding methyl (E)-[4-[3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]-3-(3-trifluoromethylphenyl)allyloxy]-2-methylphenoxy]acetate as yellow oil. The mixture was degassed evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 96:4)

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

Procedure: 1-Propargylpiperidin-4-ol (215 mg, 1.55 mmol) and diisopropylamine (0.51 mL, 3.64 mmol) were added to a solution of methyl (Z)-[4-[3-(4-iodophenyl)-3-(4-trifluoromethylphenyl)-allyloxy]-2-methylphenoxy]acetate (450 mg, 0.773 mmol; example 4) in tetrahydrofuran (10 mL). The mixture was degassed and copper(I) iodide (12 mg, 0.063 mmol) and bis(triphenylphosphine)palladium(II) dichloride (27 mg, 0.039 mmol) were added. The reaction mixture was stirred at ambient temperature for 20 h and evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 98:2-97:3-95:5) yielding methyl (E)-[4-[3-[4-[3-(4-hydroxy-piperidin-1-yl)propynyl]phenyl]-3-(4-trifluoromethylphenyl)allyloxy]-2-methylphenoxy]acetate as yellow oil. The mixture was degassed evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 98:2-97:3-95:5)

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

Procedure: 1-Propargylpiperidin-4-ol (0.401 g, 2.88 mmol) and diisopropylamine (1.6 mL, 11.73 mmol) were added to a solution of methyl (Z)-[4-[3-(4-iodophenyl)-3-[4-(methylsulfanyl)phenyl]allyloxy]-2-methylphenoxy]acetate (1.40 g, 2.5 mmol; prepared as described in example 40) in tetrahydrofuran (12 mL) and triethylamine (12 mL). The mixture was degassed and copper(I) iodide (49.0 mg, 0.256 mmol) and tetrakis(triphenylphosphine)palladium (148 g, 0.128 mmol) were added. The reaction mixture was stirred at ambient temperature for 20 h and evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3) yielding methyl (E)-[4-[3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]-3-[4-(methylsulfanyl)phenyl]-allyloxy]-2-methylphenoxy]acetate as yellow oil. The mixture was degassed evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3)

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

Procedure: 1-Propargylpiperidin-4-ol (154 mg, 1.10 mmol) was added to a solution of methyl (Z)-[4-[3-(4-iodophenyl)-3-[4-(trifluoromethyl-sulfanyl)phenyl]allyloxy]-2-methylphenoxy]-acetate (340 mg, 0.553 mmol; prepared as described in example 56) and diisopropylamine (0.35 mL, 2.49 mmol) in tetrahydrofuran (9 mL). The mixture was degassed and copper(I) iodide (8.4 mg, 0.044 mmol) and bis(triphenylphosphine)palladium(II) dichloride (19.3 mg, 0.027 mmol) were added. The reaction mixture was stirred under argon at ambient temperature for 20 h, filtered and the filtrate was evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3) yielding methyl (E)-[4-[3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]-3-[4-(trifluoromethylsulfanyl)phenyl]-allyloxy]-2-methylphenoxy]acetate. The mixture was degassed filtered the filtrate was evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, chloroform/methanol 97:3)

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

Procedure: 4-Hydroxy-1-propargylpiperidine (171 mg, 1.23 mmol) and diisopropylamine (0.40 mL, 2.85 mmol) were added to a solution of the methyl (Z)-[4-[3-(4-tert-butylphenyl)-3-(4-iodohenyl)allyloxy]-2-methylphenoxy]acetate (350 mg, 0.614 mmol; prepared as described in example 30) in tetrahydrofuran (10 mL). The mixture was degassed and copper(I) iodide (10 mg, 0.053 mmol) and bis(triphenylphosphine)palladium(II) dichloride (22 mg, 0.031 mmol) were added. The reaction mixture was stirred at ambient temperature over night, filtered and the filtrate was evaporated in vacuo. The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 97:3) yielding methyl (Z)-[4-[3-(4-tert-butyl phenyl]-3-[4-[3-(4-hydroxypiperidin-1-yl)propynyl]phenyl]allyloxy]-2-methylphenoxy]-acetate as white solid. The mixture was degassed filtered the filtrate was evaporated in vacuo The residue was purified by flash column chromatography (silica gel Fluka 60, dichloromethane/methanol 97:3)