 
        Pemetrexed Impurity A
CAS: 869791-42-4 
 Molecular Formula: C21H23N5O6 
 Molecular Weight: 441.4 
 CRS Part Number: CRSP1040
 
        CAS: 869791-42-4 
 Molecular Formula: C21H23N5O6 
 Molecular Weight: 441.4 
 CRS Part Number: CRSP1040
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