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QE200397
Entacapone Impurity 97
Molecular Formula: C8H7NO5
Molecular Weight: 197.15
CAS No.: 6635-20-7
QE200398
Entacapone Impurity 98
Molecular Formula: C7H12N2O
Molecular Weight: 140.19
CAS No.: 26391-06-0
QE200399
Entacapone Impurity 99
Molecular Formula: C9H6N2O4
Molecular Weight: 206.16
CAS No.: NA