反应详情

A solution of acetyl chloride (35.6 ml) in dioxan (110 ml) was added dropwise at 0° C. to a stirred mixture of p-aminophenethyl alcohol (34.3 g, Aldrich) and triethylamine (37.5 g) in dioxan (110 ml). When addition was complete, the mixture was stirred at room temperature for 17 hours, then poured into 2N aqu. HCl, saturated with NaCl, and extracted with ethyl acetate (×3). The combined extracts were washed with water and brine, dried over MgSO4 and evaporated in vacuo to give the desired product as a brown solid (55.3 g).

1. additionWhen addition
2. additionpoured into 2N aqu
3. extractionHCl, saturated with NaCl, and extracted with ethyl acetate (×3)
4. washThe combined extracts were washed with water and brine
5. dry with materialdried over MgSO4
6. customevaporated in vacuo