反应详情

Histidine methyl ester, 185 mg (1 mmole), is treated with 1.06 g (1 mmole) of benzaldehyde in 25 ml of CHCl3 for 3 hours. MgSO4, 0.2 g, is added for the last hour. The mixture is filtered and the solvent is evaporated, to leaving compound 2·I as a residue.

1. filtrationThe mixture is filtered
2. customthe solvent is evaporated
3. customto leaving compound 2·I as a residue