1-bromo-4-heptoxybenzene

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

Procedure: To a stirring solution of 1-bromo-4-(heptyloxy)benzene (668 mg, 2.46 mmol) in THF (5 mL) at −78° C. was added butyllithium (985 μl, 2.46 mmol). After 30 min, a solution of tert-butyl 4-oxopiperidine-1-carboxylate (491 mg, 2.46 mmol) in THF (2 mL) was added. After 10 min, the cooling bath was removed and the reaction mixture stirred for 16 h. The reaction mixture was poured onto NH4Cl (50 mL) and extracted with Et2O (3×20 mL). The combined organics were washed with water (20 mL), dried over MgSO4 and evaporated. The crude product was purified by column chromatography (5-70% AcMe in iso-hexanes) to afford 0.4 g (33%) of tert-butyl 4-(4-(heptyloxy)phenyl)-4-hydroxypiperidine-1-carboxylate. LCMS-ESI (m/z) calculated for C23H37NO4: 391.5. found 414.0 [M+Na]+, tR=2.24 min. (Method 4). After 10 min the cooling bath was removed The reaction mixture was poured onto NH4Cl (50 mL) extracted with Et2O (3×20 mL) The combined organics were washed with water (20 mL) dried over MgSO4 evaporated The crude product was purified by column chromatography (5-70% AcMe in iso-hexanes)

Conditions: temp:120.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirring solution of 1-bromo-4-(heptyloxy)benzene (447 mg, 1.65 mmol) in dioxane (5 mL) were added tert-butyl 3-oxopiperazine-1-carboxylate (330 mg, 1.65 mmol), copper I iodide (31.4 mg, 0.17 mmol), (1R,2R)—N1,N2-dimethylcyclohexane-1,2-diamine (234 mg, 1.65 mmol) and potassium carbonate (456 mg, 3.30 mmol). The reaction mixture was heated at 120° C. for 16 h. The reaction mixture was passed through a plug of celite, eluted with EA (50 mL). The organics were washed with ammonium chloride (25 mL), water (25 mL) and brine (25 mL) then dried over MgSO4 and concentrated to afford 602 mg (89%) of tert-butyl 4-(4-(heptyloxy)phenyl)-3-oxopiperazine-1-carboxylate. LCMS-ESI (m/z) calculated for C22H34N2O4: 390.5. found 319.0 [M+H]+, tR=2.90 min. (Method 4). eluted with EA (50 mL) The organics were washed with ammonium chloride (25 mL), water (25 mL) and brine (25 mL) then dried over MgSO4 concentrated

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirring suspension of 4-(thiazol-2-yl)benzaldehyde (349 mg, 1.84 mmol), tricyclohexylphosphine (27 mg, 0.07 mmol), pivalic acid (64.2 μl, 0.55 mmol), potassium carbonate (382 mg, 2.77 mmol) and palladium (II) acetate (8 mg, 0.04 mmol) in DMA (5.15 mL) under nitrogen was added a solution of 1-bromo-4-(heptyloxy)benzene (500 mg, 1.84 mmol) in DMA (1 mL). The reaction mixture was evacuated and purged with nitrogen 3 times then heated at 100° C. for 6 h. Once cooled, the reaction mixture was diluted with EA (40 mL), washed with water (3×40 mL) and brine (40 mL). The organic phase was dried over MgSO4, filtered and concentrated in vacuo to afford a brown-green solid. The crude product was purified by chromatography (0-50% EA in hexanes) to afford 270 mg (37%) of 4-(5-(4-(heptyloxy)phenyl)thiazol-2-yl)benzaldehyde as an iridescent yellow solid. LCMS-ESI (m/z) calculated for C23H25NO2S: 379.5. found 380.0 [M+H]+, tR=2.99 min. (Method 8). The reaction mixture was evacuated purged with nitrogen 3 times Once cooled the reaction mixture was diluted with EA (40 mL) washed with water (3×40 mL) and brine (40 mL) The organic phase was dried over MgSO4 filtered concentrated in vacuo to afford a brown-green solid The crude product was purified by chromatography (0-50% EA in hexanes)

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared using General Procedure 1: A stirred a solution of 1-bromo-4-(heptyloxy)benzene (2.0 g, 7.37 mmol), zinc cyanide (1.73 g, 14.74 mmol) and tetrakis (triphenylphosphine) palladium (76.12 mg, 0.07 mol) in dry NMP (20 mL) was degassed with N2. The reaction was heated to 100° C. for 18 h while stirring under nitrogen. The reaction mixture was cooled and poured into water (100 mL) and DCM (20 mL). The solid material was removed by filtration and the filtrate was extracted with water (3×20 mL). The organic layer was dried over MgSO4 and concentrated. The crude product was purified by chromatography (EA/hexanes) to afford 1.15 g (73%) of 4-(heptyloxy)benzonitrile as a light yellow solid. LCMS-ESI (m/z) calculated for C14H19NO: 217.1. found 218.1 [M+H]+, tR=11.14 min (Method 2). 1H NMR (400 MHz, CDCl3) δ 7.64-7.50 (m, 2H), 7.05-6.83 (m, 2H), 3.99 (t, J=6.5 Hz, 2H), 1.89-1.69 (m, 2H), 1.58-1.12 (m, 8H), 0.90 (dd, J=9.1, 4.5 Hz, 3H). 13C NMR (101 MHz CDCl3) δ 162.47, 133.91, 132.78, 132.12, 129.13, 119.31, 115.18, 103.58, 68.41, 31.73, 28.98, 25.89, 22.58, 14.07. Prepared was degassed with N2 The reaction mixture was cooled poured into water (100 mL) and DCM (20 mL) The solid material was removed by filtration the filtrate was extracted with water (3×20 mL) The organic layer was dried over MgSO4 concentrated The crude product was purified by chromatography (EA/hexanes)

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

Procedure: Quantities: anhydrous potassium carbonate (34.8 g, 0.25 mol), 1-bromoheptane (19.6 g, 0.11 mol) and 4-bromophenol (17.3 g, 0.1 mol). The experimental procedure was as described in Example 119.

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

Procedure: Quantities: anhydrous potassium carbonate (34.8 g, 0.25 mol), 1-bromoheptane (19.6 g, 0.11 mol) and 4-bromophenol (17.3 g, 0.1 mol). The experimental procedure was as described in Example 119.

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

Procedure: To a stirring solution of 1-bromo-4-(heptyloxy)benzene (668 mg, 2.46 mmol) in THF (5 mL) at −78° C. was added butyllithium (985 μl, 2.46 mmol). After 30 min, a solution of tert-butyl 4-oxopiperidine-1-carboxylate (491 mg, 2.46 mmol) in THF (2 mL) was added. After 10 min, the cooling bath was removed and the reaction mixture stirred for 16 h. The reaction mixture was poured onto NH4Cl (50 mL) and extracted with Et2O (3×20 mL). The combined organics were washed with water (20 mL), dried over MgSO4 and evaporated. The crude product was purified by column chromatography (5-70% AcMe in iso-hexanes) to afford 0.4 g (33%) of tert-butyl 4-(4-(heptyloxy)phenyl)-4-hydroxypiperidine-1-carboxylate. LCMS-ESI (m/z) calculated for C23H37NO4: 391.5. found 414.0 [M+Na]+, tR=2.24 min. (Method 4). After 10 min the cooling bath was removed The reaction mixture was poured onto NH4Cl (50 mL) extracted with Et2O (3×20 mL) The combined organics were washed with water (20 mL) dried over MgSO4 evaporated The crude product was purified by column chromatography (5-70% AcMe in iso-hexanes)

Conditions: temp:120.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirring solution of 1-bromo-4-(heptyloxy)benzene (447 mg, 1.65 mmol) in dioxane (5 mL) were added tert-butyl 3-oxopiperazine-1-carboxylate (330 mg, 1.65 mmol), copper I iodide (31.4 mg, 0.17 mmol), (1R,2R)—N1,N2-dimethylcyclohexane-1,2-diamine (234 mg, 1.65 mmol) and potassium carbonate (456 mg, 3.30 mmol). The reaction mixture was heated at 120° C. for 16 h. The reaction mixture was passed through a plug of celite, eluted with EA (50 mL). The organics were washed with ammonium chloride (25 mL), water (25 mL) and brine (25 mL) then dried over MgSO4 and concentrated to afford 602 mg (89%) of tert-butyl 4-(4-(heptyloxy)phenyl)-3-oxopiperazine-1-carboxylate. LCMS-ESI (m/z) calculated for C22H34N2O4: 390.5. found 319.0 [M+H]+, tR=2.90 min. (Method 4). eluted with EA (50 mL) The organics were washed with ammonium chloride (25 mL), water (25 mL) and brine (25 mL) then dried over MgSO4 concentrated

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirring suspension of 4-(thiazol-2-yl)benzaldehyde (349 mg, 1.84 mmol), tricyclohexylphosphine (27 mg, 0.07 mmol), pivalic acid (64.2 μl, 0.55 mmol), potassium carbonate (382 mg, 2.77 mmol) and palladium (II) acetate (8 mg, 0.04 mmol) in DMA (5.15 mL) under nitrogen was added a solution of 1-bromo-4-(heptyloxy)benzene (500 mg, 1.84 mmol) in DMA (1 mL). The reaction mixture was evacuated and purged with nitrogen 3 times then heated at 100° C. for 6 h. Once cooled, the reaction mixture was diluted with EA (40 mL), washed with water (3×40 mL) and brine (40 mL). The organic phase was dried over MgSO4, filtered and concentrated in vacuo to afford a brown-green solid. The crude product was purified by chromatography (0-50% EA in hexanes) to afford 270 mg (37%) of 4-(5-(4-(heptyloxy)phenyl)thiazol-2-yl)benzaldehyde as an iridescent yellow solid. LCMS-ESI (m/z) calculated for C23H25NO2S: 379.5. found 380.0 [M+H]+, tR=2.99 min. (Method 8). The reaction mixture was evacuated purged with nitrogen 3 times Once cooled the reaction mixture was diluted with EA (40 mL) washed with water (3×40 mL) and brine (40 mL) The organic phase was dried over MgSO4 filtered concentrated in vacuo to afford a brown-green solid The crude product was purified by chromatography (0-50% EA in hexanes)

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Prepared using General Procedure 1: A stirred a solution of 1-bromo-4-(heptyloxy)benzene (2.0 g, 7.37 mmol), zinc cyanide (1.73 g, 14.74 mmol) and tetrakis (triphenylphosphine) palladium (76.12 mg, 0.07 mol) in dry NMP (20 mL) was degassed with N2. The reaction was heated to 100° C. for 18 h while stirring under nitrogen. The reaction mixture was cooled and poured into water (100 mL) and DCM (20 mL). The solid material was removed by filtration and the filtrate was extracted with water (3×20 mL). The organic layer was dried over MgSO4 and concentrated. The crude product was purified by chromatography (EA/hexanes) to afford 1.15 g (73%) of 4-(heptyloxy)benzonitrile as a light yellow solid. LCMS-ESI (m/z) calculated for C14H19NO: 217.1. found 218.1 [M+H]+, tR=11.14 min (Method 2). 1H NMR (400 MHz, CDCl3) δ 7.64-7.50 (m, 2H), 7.05-6.83 (m, 2H), 3.99 (t, J=6.5 Hz, 2H), 1.89-1.69 (m, 2H), 1.58-1.12 (m, 8H), 0.90 (dd, J=9.1, 4.5 Hz, 3H). 13C NMR (101 MHz CDCl3) δ 162.47, 133.91, 132.78, 132.12, 129.13, 119.31, 115.18, 103.58, 68.41, 31.73, 28.98, 25.89, 22.58, 14.07. Prepared was degassed with N2 The reaction mixture was cooled poured into water (100 mL) and DCM (20 mL) The solid material was removed by filtration the filtrate was extracted with water (3×20 mL) The organic layer was dried over MgSO4 concentrated The crude product was purified by chromatography (EA/hexanes)

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

Procedure: To a stirring solution of 1-bromo-4-(heptyloxy)benzene (668 mg, 2.46 mmol) in THF (5 mL) at −78° C. was added butyllithium (985 μl, 2.46 mmol). After 30 min, a solution of tert-butyl 4-oxopiperidine-1-carboxylate (491 mg, 2.46 mmol) in THF (2 mL) was added. After 10 min, the cooling bath was removed and the reaction mixture stirred for 16 h. The reaction mixture was poured onto NH4Cl (50 mL) and extracted with Et2O (3×20 mL). The combined organics were washed with water (20 mL), dried over MgSO4 and evaporated. The crude product was purified by column chromatography (5-70% AcMe in iso-hexanes) to afford 0.4 g (33%) of tert-butyl 4-(4-(heptyloxy)phenyl)-4-hydroxypiperidine-1-carboxylate. LCMS-ESI (m/z) calculated for C23H37NO4: 391.5; found 414.0 [M+Na]+, tR=2.24 min. (Method 4). After 10 min the cooling bath was removed The reaction mixture was poured onto NH4Cl (50 mL) extracted with Et2O (3×20 mL) The combined organics were washed with water (20 mL) dried over MgSO4 evaporated The crude product was purified by column chromatography (5-70% AcMe in iso-hexanes)

Conditions: temp:120.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: To a stirring solution of 1-bromo-4-(heptyloxy)benzene (447 mg, 1.65 mmol) in dioxane (5 mL) were added tert-butyl 3-oxopiperazine-1-carboxylate (330 mg, 1.65 mmol), copper I iodide (31.4 mg, 0.17 mmol), (1R,2R)—N1,N2-dimethylcyclohexane-1,2-diamine (234 mg, 1.65 mmol) and potassium carbonate (456 mg, 3.30 mmol). The reaction mixture was heated at 120° C. for 16 h. The reaction mixture was passed through a plug of celite, eluted with EA (50 mL). The organics were washed with ammonium chloride (25 mL), water (25 mL) and brine (25 mL) then dried over MgSO4 and concentrated to afford 602 mg (89%) of tert-butyl 4-(4-(heptyloxy)phenyl)-3-oxopiperazine-1-carboxylate. LCMS-ESI (m/z) calculated for C22H34N2O4: 390.5; found 319.0 [M+H]+, tR=2.90 min. (Method 4). eluted with EA (50 mL) The organics were washed with ammonium chloride (25 mL), water (25 mL) and brine (25 mL) then dried over MgSO4 concentrated