Реакция #344228

ord-c3075912c08f43ecb419c47144d9dcfb

Уравнение реакции

O
H2O
O=C1NCCc2cc(Br)ccc21
6-bromo-1-oxo-1,2,3,4-tetrahydroisoquinoline
BrCCCc1ccccc1
1-bromo-3-phenylpropane
[H-].[Na+]
NaH
O=C1c2ccc(Br)cc2CCN1CCCc1ccccc1
2-(3-phenylpropyl)-6-bromo-1-oxo-1,2,3,4-tetrahydroisoquinoline

Растворители

Условия реакции

Подробные условия
See reaction.notes.procedure_details.

Обработка

  1. 1
    ЭкстракцияThe resulting emulsion is extracted with EtOAc (2×150 mL)
  2. 2
    Промывкаthe organic phase washed with 2N HCl (1×200 mL), H2O (1×200 mL), saturated NaHCO3 solution (1×200 mL), saturated NaCl solution (2×200 mL)
  3. 3
    Сушкаdried over MgSO4
  4. 4
    Концентрированиеconcentrated in vacuo
  5. 5
    ДругоеThe residue is chromatographed (silica gel, 9:1 hexane/EtOAc)

Методика

To a solution of 6-bromo-1-oxo-1,2,3,4-tetrahydroisoquinoline (2.82 g, 12.5 mmol) in DMF (80 ml) is added 1-bromo-3-phenylpropane (2.89 ml, 18.75 mmol), KI (200 mg, 1.25 mmol) and NaH (600 mg, 25 mmol). The reaction mixture is stirred for 3 hours and subsequently poured into H2O (300 ml). The resulting emulsion is extracted with EtOAc (2×150 mL) and the organic phase washed with 2N HCl (1×200 mL), H2O (1×200 mL), saturated NaHCO3 solution (1×200 mL), saturated NaCl solution (2×200 mL), dried over MgSO4 and concentrated in vacuo. The residue is chromatographed (silica gel, 9:1 hexane/EtOAc) to give 2-(3-phenylpropyl)-6-bromo-1-oxo-1,2,3,4-tetrahydroisoquinoline.

Источник

DOI: 10.6084/m9.figshare.5104873.v1Патент: US05260316uspto-grants-1993_11