MONTELUKAST

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Impurity Standards

Montelukast EP Impurity F (Montelukast MethylKetone)

CAT No.-
CAS No.937275-23-5
Mol. F.C34H32ClNO3S
Mol. W.570.14
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MONTELUKAST

Montelukast Sulfoxide (Mixture of Diastereomers)

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CAS No.1152185-58-4
Mol. F.C35H36ClNO4S
Mol. W.602.20
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Impurity Standards

Montelukast EP Impurity B

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CAS No.918972-54-0
Mol. F.C35H34ClNO2S
Mol. W.568.18
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MONTELUKAST

Montelukast R,R-Isomer

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CAS No.1187586-61-3
Mol. F.C41H46ClNO5S2
Mol. W.732.41
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MONTELUKAST

Montelukast R,S-Isomer

CAT No.-
CAS No.1187586-58-8
Mol. F.C41H46ClNO5S2
Mol. W.732.41
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Impurity Standards

Montelukast EP Impurity G (cis-Montelukast)

CAT No.-
CAS No.774538-96-4
Mol. F.C35H36ClNO3S
Mol. W.586.20
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Impurity Standards

Montelukast Impurity I

CAT No.-
CAS No.-
Mol. F.C35H36ClNO4S
Mol. W.602.20
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Impurity Standards

Montelukast Keto Carbinol Impurity

CAT No.-
CAS No.N/A
Mol. F.C34H32ClNO4S
Mol. W.586.16
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Impurity Standards

Montelukast EP Impurity H

CAT No.-
CAS No.851755-56-1
Mol. F.C34H32ClNO4S
Mol. W.586.16
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Impurity Standards

Montelukast EP Impurity A Sodium Salt

CAT No.-
CAS No.190078-45-6
Mol. F.C35H35ClNO3S. Na
Mol. W.585.19 22.99
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