| abstract |
By the process, a pseudopeptide compound is prepared with the formula or a salt or prodrug thereof, wherein () is optionally N-protected azaheterocyclyl; is a simple or a double bond; q has a value of 1 to 5; B is alkyl, cycloalkyl, cycloalkylalkyl, alkylcycloalkyl, alkylcycloalkylalkyl, aryl, aralkyl, alkylaryl or alkylaralkyl; Q2 is H or a carboxylic acid protecting group; C1-6 alkyl, cycloalkyl, cycloalkylalkyl, alkylcycloalkyl, alkylcycloalkylalkyl, aryl, substituted aryl, aralkyl or substituted aralkyl; L is OR 1 or NR 1 R 2, wherein R 1 and R 2 are independently -H, alkyl, cycloalkyl, cycloalkylalkyl, alkylcycloalkyl, alkylcycloalkylalkyl, aryl, aralkyl, alkylaryl or alkylaralkyl; and p is 1 or 2, comprising coupling two dipeptides or pseudopeptides. |