反应详情

0.1 mole (25 grams) of 4-chlorophenylalanine methyl ester hydrochloride were dissolved in 250 ml of methanol. Then ammonia was led in at 0° C. several times, each time up to saturation. The reaction was finished after 4 days. The solvent was drawn off and the white residue dried. The product was employed in this form in the next step.

1. customwas led in at 0° C. several times
2. customthe white residue dried