Simpson, James Charles Edward, 1908-1952.  Simpson, James Charles Edward, 1908-1952. <br/><br/>
Condensed pyridazine and pyrazine rings (cinnolines, phthalazines, and quinoxalines). 

 - New York :  Interscience Publishers,  1953. 
 - The Chemistry of heterocyclic compounds, a series of monographs .
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>52006641 /L 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pyridazine.
<br/><br/><label>LC Class. No.: </label>QD401  / .S59 
<br/><br/><label>Dewey Class. No.: </label>547.1  547.8*