2-[(3-methoxyphenyl)methoxy]ethanol

反応条件: temp:0.00; pressure:0.00; stir:

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

実験手順: A solution of N-bromosuccinimide (272 mg, 1.53 mmol) in DCM (2.5 mL) was added resin-bound triphenylphosphine (510 mg, 1.53 mEquiv, Fluka) in DCM (2.5 mL). The reaction was stirred at room temperature for 10 min. A solution of 2-({[3-(methyloxy)phenyl]methyl}oxy)ethanol (114 mg, 0.626 mmol) in DCM (1.5 mL) was added to the reaction, and the residual alcohol was transferred with additional DCM (1.5 mL). The reaction vessel was wrapped in aluminum foil and stirred at rt for 20 h. The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions: DCM (fraction 1), 30% EtOAc/hexanes (fraction 2), and 50% EtOAc/hexanes (fraction 3) to give the title compound (160 mg). The product was characterized by 1H NMR (400 MHz) in CDCl3. stirred at rt for 20 h The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions

反応条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: Ethylene glycol (0.084 mL, 1.5 mmol) was added to NaH (38 mg, 1.52 mmol, 95% in oil) in THF (3 mL) (caution: exotherm). m-Methoxybenzyl chloride (0.21 mL, 1.5 mmol) was added to the reaction, and the residual m-methoxybenzyl chloride was transferred to the reaction tube with additional THF (1 mL). (Bu)4NI (55 mg, 0.15 mmol) was then added, and the reaction was heated at 60° C. for 18 h and then cooled to room temperature for 4 h. H2O (2 mL) and EtOAc (2 mL) were added, and the layers were separated via pipette. The aqueous layer was extracted with EtOAc (1×1 mL), and the combined organic layers were concentrated. The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min to give the title compound (114 mg, 42%). The product was characterized by 1H NMR (400 MHz) in CDCl3. cooled to room temperature for 4 h the layers were separated via pipette The aqueous layer was extracted with EtOAc (1×1 mL) the combined organic layers were concentrated The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min

反応条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: Ethylene glycol (0.084 mL, 1.5 mmol) was added to NaH (38 mg, 1.52 mmol, 95% in oil) in THF (3 mL) (caution: exotherm). m-Methoxybenzyl chloride (0.21 mL, 1.5 mmol) was added to the reaction, and the residual m-methoxybenzyl chloride was transferred to the reaction tube with additional THF (1 mL). (Bu)4NI (55 mg, 0.15 mmol) was then added, and the reaction was heated at 60° C. for 18 h and then cooled to room temperature for 4 h. H2O (2 mL) and EtOAc (2 mL) were added, and the layers were separated via pipette. The aqueous layer was extracted with EtOAc (1×1 mL), and the combined organic layers were concentrated. The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min to give the title compound (114 mg, 42%). The product was characterized by 1H NMR (400 MHz) in CDCl3. cooled to room temperature for 4 h the layers were separated via pipette The aqueous layer was extracted with EtOAc (1×1 mL) the combined organic layers were concentrated The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min

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

実験手順: A solution of N-bromosuccinimide (272 mg, 1.53 mmol) in DCM (2.5 mL) was added to resin-bound triphenylphosphine (510 mg, 1.53 mEquiv, Fluka) in DCM (2.5 mL), and the reaction was stirred at rt for 10 min. A solution of 2-({[3-(methyloxy)phenyl]methyl}oxy)ethanol (114 mg, 0.626 mmol) in DCM (1.5 mL) was added to the reaction, and the residual alcohol was transferred with additional DCM (1.5 mL). The reaction vial was capped, wrapped in aluminum foil, and stirred at rt for 20 h. The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions: DCM (fraction 1), 30% EtOAc/hexanes (fraction 2), and 50% EtOAc/hexanes (fraction 3) to give the title compound (160 mg, title compound and impurity). The product was characterized by 1H NMR (400 MHz) in CDCl3. The purity of the compound was good enough to carry on the next reaction. The reaction vial was capped stirred at rt for 20 h The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions

反応条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: Ethylene glycol (0.084 mL, 1.51 mmol) was added to NaH (38 mg, 1.5 mmol, 95% in oil) in THF (3 mL). 3-(Chloromethyl)phenyl methyl ether (0.21 mL, 1.5 mmol) was added to the reaction, and the residual 3-(Chloromethyl)phenyl methyl ether was transferred to the reaction tube with additional THF (1 mL). (Bu)4NI (55 mg, 0.15 mmol) was then added, and the reaction was heated at 60° C. for 18 h and then rt for 4 h. H2O (2 mL) and EtOAc (2 mL) were added, and the layers were separated via pipette. The aqueous layer was extracted with EtOAc (1×1 mL), and the combined organic layers were concentrated. The crude product was purified by flash chromatography eluting with 30% EtOAc/hexanes at 5 mL/min (10 mL) to give the title compound (114 mg, 42%). The product was characterized by 1H NMR (400 MHz) in CDCl3. the layers were separated via pipette The aqueous layer was extracted with EtOAc (1×1 mL) the combined organic layers were concentrated The crude product was purified by flash chromatography eluting with 30% EtOAc/hexanes at 5 mL/min (10 mL)

反応条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: Ethylene glycol (0.084 mL, 1.51 mmol) was added to NaH (38 mg, 1.5 mmol, 95% in oil) in THF (3 mL). 3-(Chloromethyl)phenyl methyl ether (0.21 mL, 1.5 mmol) was added to the reaction, and the residual 3-(Chloromethyl)phenyl methyl ether was transferred to the reaction tube with additional THF (1 mL). (Bu)4NI (55 mg, 0.15 mmol) was then added, and the reaction was heated at 60° C. for 18 h and then rt for 4 h. H2O (2 mL) and EtOAc (2 mL) were added, and the layers were separated via pipette. The aqueous layer was extracted with EtOAc (1×1 mL), and the combined organic layers were concentrated. The crude product was purified by flash chromatography eluting with 30% EtOAc/hexanes at 5 mL/min (10 mL) to give the title compound (114 mg, 42%). The product was characterized by 1H NMR (400 MHz) in CDCl3. the layers were separated via pipette The aqueous layer was extracted with EtOAc (1×1 mL) the combined organic layers were concentrated The crude product was purified by flash chromatography eluting with 30% EtOAc/hexanes at 5 mL/min (10 mL)

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

実験手順: A solution of N-bromosuccinimide (272 mg, 1.53 mmol) in DCM (2.5 mL) was added resin-bound triphenylphosphine (510 mg, 1.53 mEquiv, Fluka) in DCM (2.5 mL). The reaction was stirred at room temperature for 10 min. A solution of 2-({[3-(methyloxy)phenyl]methyl}oxy)ethanol (114 mg, 0.626 mmol) in DCM (1.5 mL) was added to the reaction, and the residual alcohol was transferred with additional DCM (1.5 mL). The reaction vessel was wrapped in aluminum foil and stirred at rt for 20 h. The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions: DCM (fraction 1), 30% EtOAc/hexanes (fraction 2), and 50% EtOAc/hexanes (fraction 3) to give the title compound (160 mg). The product was characterized by 1H NMR (400 MHz) in CDCl3. stirred at rt for 20 h The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions

反応条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: Ethylene glycol (0.084 mL, 1.5 mmol) was added to NaH (38 mg, 1.52 mmol, 95% in oil) in THF (3 mL) (caution: exotherm). m-Methoxybenzyl chloride (0.21 mL, 1.5 mmol) was added to the reaction, and the residual m-methoxybenzyl chloride was transferred to the reaction tube with additional THF (1 mL). (Bu)4NI (55 mg, 0.15 mmol) was then added, and the reaction was heated at 60° C. for 18 h and then cooled to room temperature for 4 h. H2O (2 mL) and EtOAc (2 mL) were added, and the layers were separated via pipette. The aqueous layer was extracted with EtOAc (1×1 mL), and the combined organic layers were concentrated. The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min to give the title compound (114 mg, 42%). The product was characterized by 1H NMR (400 MHz) in CDCl3. cooled to room temperature for 4 h the layers were separated via pipette The aqueous layer was extracted with EtOAc (1×1 mL) the combined organic layers were concentrated The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min

反応条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: Ethylene glycol (0.084 mL, 1.5 mmol) was added to NaH (38 mg, 1.52 mmol, 95% in oil) in THF (3 mL) (caution: exotherm). m-Methoxybenzyl chloride (0.21 mL, 1.5 mmol) was added to the reaction, and the residual m-methoxybenzyl chloride was transferred to the reaction tube with additional THF (1 mL). (Bu)4NI (55 mg, 0.15 mmol) was then added, and the reaction was heated at 60° C. for 18 h and then cooled to room temperature for 4 h. H2O (2 mL) and EtOAc (2 mL) were added, and the layers were separated via pipette. The aqueous layer was extracted with EtOAc (1×1 mL), and the combined organic layers were concentrated. The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min to give the title compound (114 mg, 42%). The product was characterized by 1H NMR (400 MHz) in CDCl3. cooled to room temperature for 4 h the layers were separated via pipette The aqueous layer was extracted with EtOAc (1×1 mL) the combined organic layers were concentrated The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min

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

実験手順: A solution of N-bromosuccinimide (272 mg, 1.53 mmol) in DCM (2.5 mL) was added resin-bound triphenylphosphine (510 mg, 1.53 mEquiv, Fluka) in DCM (2.5 mL). The reaction was stirred at room temperature for 10 min. A solution of 2-({[3-(methyloxy)phenyl]methyl}oxy)ethanol (114 mg, 0.626 mmol) in DCM (1.5 mL) was added to the reaction, and the residual alcohol was transferred with additional DCM (1.5 mL). The reaction vessel was wrapped in aluminum foil and stirred at rt for 20 h. The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions: DCM (fraction 1), 30% EtOAc/hexanes (fraction 2), and 50% EtOAc/hexanes (fraction 3) to give the title compound (160 mg). The product was characterized by 1H NMR (400 MHz) in CDCl3. stirred at rt for 20 h The reaction was filtered through a SPE cartridge (5 g silica) eluting with the following 10 mL fractions

反応条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

実験手順: Ethylene glycol (0.084 mL, 1.5 mmol) was added to NaH (3.8 mg, 1.52 mmol, 95% in oil) in THF (3 mL) (caution: exotherm). m-Methoxybenzyl chloride (0.21 mL, 1.5 mmol) was added to the reaction, and the residual m-methoxybenzyl chloride was transferred to the reaction tube with additional THF (1 mL). (Bu)4NI (55 mg, 0.15 mmol) was then added, and the reaction was heated at 60° C. for 18 h and then cooled to room temperature for 4 h. H2O (2 mL) and EtOAc (2 mL) were added, and the layers were separated via pipette. The aqueous layer was extracted with EtOAc (1×1 mL), and the combined organic layers were concentrated. The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min to give the title compound (114 mg, 42%). The product was characterized by 1H NMR (400 MHz) in CDCl3. cooled to room temperature for 4 h the layers were separated via pipette The aqueous layer was extracted with EtOAc (1×1 mL) the combined organic layers were concentrated The crude product was purified on a Biotage 12+M cartridge (8 g silica) eluting with 30% EtOAc/hexanes at 5 mL/min