CAS Number: N/A

Alternate CAS#:

Chemical Name: Montelukast Sulfone N-Oxide

Molecular Formula: C35H35ClNO6S

Molecular Weight: 633.19

CAS Number: 1266620-74-9

Alternate CAS#:

Chemical Name: Montelukast Sulfone

Molecular Formula: C35H36ClNO5S

Molecular Weight: 618.19

CAS Number: 287930-77-2

Alternate CAS#:

Chemical Name: Montelukast Diol Impurity

Molecular Formula: C29H28ClNO2

Molecular Weight: 458

CAS Number: 142147-67-9

Alternate CAS#:

Chemical Name: Montelukast Dihydro Impurity

Molecular Formula: C35H38ClNO3S

Molecular Weight: 588.2

CAS Number: 1187586-58-8

Alternate CAS#:

Chemical Name: Montelukast EP Impurity E

Molecular Formula: C41H46ClNO5S2

Molecular Weight: 732.39

CAS Number: 1187586-61-3

Alternate CAS#:

Chemical Name: Montelukast EP Impurity D

Molecular Formula: C41H46ClNO5S2

Molecular Weight: 732.41

CAS Number: 851755-56-1

Alternate CAS#:

Chemical Name: Montelukast EP Impurity H

Molecular Formula: C34H32ClNO4S

Molecular Weight: 586.14

CAS Number: 774538-96-4

Alternate CAS#:

Chemical Name: Montelukast EP Impurity G (cis-Montelukast)

Molecular Formula: C35H36ClNO3S

Molecular Weight: 586.19

CAS Number: 937275-23-5

Alternate CAS#:

Chemical Name: Montelukast EP Impurity F (Montelukast Methyl Ketone)

Molecular Formula: C34H32ClNO3S

Molecular Weight: 570.14

CAS Number: 918972-54-0

Alternate CAS#:

Chemical Name: Montelukast EP Impurity B

Molecular Formula: C35H34ClNO2S

Molecular Weight: 568.17

CAS Number: 190078-45-6

Alternate CAS#:

Chemical Name: Montelukast EP Impurity A Sodium Salt

Molecular Formula: C35H35ClNO3S. Na

Molecular Weight: 585.18 22.99

CAS Number: 151767-02-1 (non-labelled)

Alternate CAS#:

Chemical Name: Montelukast-d6 Sodium Salt

Molecular Formula: C35H29D6ClNO3S. Na

Molecular Weight: 591.22 22.99