Abstract
AbstractDie aktiven Polyester (I) reagieren mit den Aminen (II) oder ihren Hydrochloriden oder p‐Tosylaten in Gegenwart von Imidazol zu den Carboxamiden (III), von denen (IIIa)‐(IIIe) mit den geschützten Aminosäuren (IV) zu den Estern (V) umgesetzt werden.
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