GALINSKY, A M <br/><br/>
A synthesis of diketopiperazines using polyphosphoric acid.  [electronic resource] 

 -  Journal of the American Pharmaceutical Association. American Pharmaceutical Association  Jul 1957 
 - 391-3 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diketopiperazines<br/>Phosphoric Acids<br/>Piperazines<br/>Polymers