反应详情

10 g (42 mmol) of N-tosyl-L-alanine and 6 to 7 drops of DMF were dissolved in 100 ml of dichloromethane and 3 ml of oxalyl chloride was added by dropwise under N2 gas. After 2 hrs, reaction mixture was evaporated. The solid residue, so formed, is dissolved in a small amount of chloroform, followed by the addition of purified hexane to obtain a white solid.

1. customreaction mixture
2. customwas evaporated
3. customThe solid residue, so formed
4. customto obtain a white solid