CAS Number: 152922-71-9

Alternate CAS#:

Chemical Name: Montelukast Impurity 20

Molecular Formula: C6H9NO

Molecular Weight: 111.14

CAS Number: 149968-11-6

Alternate CAS#:

Chemical Name: Montelukast Impurity 2

Molecular Formula: C28H22ClNO3

Molecular Weight: 455.94

CAS Number: 89729-09-9

Alternate CAS#:

Chemical Name: Montelukast Impurity 19

Molecular Formula: C5H8O3S

Molecular Weight: 148.18

CAS Number: 120578-04-3

Alternate CAS#:

Chemical Name: Montelukast Impurity 18

Molecular Formula: C28H18Cl2N2

Molecular Weight: 453.37

CAS Number: 1100617-38-6

Alternate CAS#:

Chemical Name: Montelukast Impurity 17

Molecular Formula: C27H20ClNO2

Molecular Weight: 425.91

CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Impurity 16

Molecular Formula: C34H36ClNOS

Molecular Weight: 542.18

CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Impurity 15

Molecular Formula: C35H37NO3S

Molecular Weight: 551.75

CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Impurity 14

Molecular Formula: C35H36ClNO4S

Molecular Weight: 602.19

CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Impurity 13

Molecular Formula: C35H36ClNO5S

Molecular Weight: 618.19

CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Impurity 12

Molecular Formula: C35H32ClNO5S. 2 Na

Molecular Weight: 614.15 2 22.99

CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Impurity 11

Molecular Formula: C20H16ClNO

Molecular Weight: 321.8

CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Impurity 10

Molecular Formula: C29H28ClNO2

Molecular Weight: 458.01