Assertion: l threonine | /r/HasProperty | reacted with the drug
Facets:
value: to form an amide
type: PURPOSE
value: to form other ester
type: PURPOSE
Source sentences:
text: For example, when L-threonine is reacted with the drug to form an amide or other ester, the reaction to form the amide or ester is generally more efficient and yields are very high, presumably above about 70% and more preferably above about 80% and most preferably above about 90%.