| 摘要 |
1. N-Dichloroacetyl-N-phenyl-alanine (thiol)esters of the general formula see diagramm : EP0017110,P22,F1 in which R represents alkyl, hydroxyalkyl, cyanoalkyl, alenyl, alkinyl, halogenalkyl, cycloalkyl, cycloalkylalkyl, alkoxyalkyl, alkoxyalkoxyalkyl, acyloxyalkyl, alkylthioalkyl, alkylsulphinylalkyl, alkylsulphonylalkyl, dialkylaminoalkyl or aralkyl which is optionally substituted by halogen, cyano, nitro, alkyl or halogenoalkyl, R**1 represents hydrogen, alkyl, alkoxy or halogen, R**2 represents hydrogen, alkyl, alkoxy or halogen, R**3 represents hydrogen or alkyl and Y represents oxygen or sulphur. |
