反应详情

温度

0 °C

A mixture of methyl 2-[(2-aminobenzyl)-(4-methoxybenzenesulfonyl)amino]-3-hydroxypropionate (8.0 g, 20.28 mmol) in methylene chloride (60 ml) was cooled to 0° C. and triethylamine (12.69 ml, 91.1 mmol) in methylene chloride (25 ml)was added, followed by the addition of acetyl chloride (4.34 ml, 60.84 mmol). The mixture was stirred at room temperature overnight and diluted with methylene chloride. The mixture was washed with water, 2N citric acid, saturated sodium chloride and then dried with anhydrous sodium sulfate. The solvent was removed in vacuo to give 8.6 g of a yellow oil.

1. washThe mixture was washed with water, 2N citric acid, saturated sodium chloride
2. dry with materialdried with anhydrous sodium sulfate
3. customThe solvent was removed in vacuo