HRID1160256

反应详情

EQUATION

反应方程式

HRID 1160256 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

Mix (R)-3-(4-Benzyloxy-2,6-dichloro-benzyl)-trans-1-(4-hydroxy-cyclohexyl)-pyrrolidin-2-one (Preparation 16) (1.37 g, 3.07 mmol) and imidazole (0.527 g, 68.08 mmol) in 10 ml of dry DMF. Add triisopropylsilylchloride (0.81 ml, 3.07 mmol) dropwise and stir at room temperature for 5 hours. Quench with 1N HCl and extract with ethyl acetate. Wash the extract with NaHCO3 and brine. Dry over magnesium sulfate, filter, and concentrate. After flash column chromatography, receive 1.83 g (99%) of the title compound: Mass spectrum (apci) m/z=604 (M+H).

WORKUP

后处理

  1. customQuench with 1N HCl
  2. extractionextract with ethyl acetate
  3. washWash the
  4. extractionextract with NaHCO3 and brine
  5. dry with materialDry over magnesium sulfate
  6. filtrationfilter
  7. concentrationconcentrate