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QM201265
Montelukast Impurity 65
Molecular Formula: C8H11NOS
Molecular Weight: 169.24
CAS No.: 152922-72-0
QM201266
Montelukast Impurity 66
Molecular Formula: C28H22ClNO3
Molecular Weight: 455.94
CAS No.: 133791-17-0
QM201268
Montelukast Impurity 68
Molecular Formula: C39H44ClNO2S
Molecular Weight: 626.30
CAS No.: NA
QM201269
Montelukast Impurity 69
Molecular Formula: C29H28ClNO2
Molecular Weight: 458.00
CAS No.: 142569-70-8
QM201270
Montelukast Ether Impurity 70
Molecular Formula: C29H26ClNO
Molecular Weight: 439.98
CAS No.: 168214-67-3