反应详情

By substituting 1-(3-acetylthio-2-aminomethylpropanoyl)-L-proline for the 1-(2-acetylthiomethyl-5-aminopentanoyl)-L-proline trifluoroacetate in the procedure of Example 15, 1-(2-aminomethyl-3-mercaptopropanoyl)-L-proline is obtained.