TLC Pharmaceutical Standards

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MONTELUKAST

M-308

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Catalogue Number:	M-308
Compound Name:	Montelukast EP Impurity B
Synonyms:	(R,E)-2-(1-(((1-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(prop-1-en-2-yl)phenyl)propyl)thio)methyl)cyclopropyl)acetic acid
CAS#:	918972-54-0
Alternate CAS#:
Molecular Formula:	C₃₅H₃₄ClNO₂S
Molecular Weight:	568.17

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Montelukast EP Impurity H

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M.W. 586.14

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Montelukast Dihydro Impurity

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Montelukast Cyclopropacetaneamide Impurity

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CAS No. 149968-11-6

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M.W. 455.94

M-3027

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Montelukast Impurity 3

CAS No. 150026-72-5

C₂₈H₂₄ClNO₃

M.W. 457.95

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Montelukast Impurity 4

CAS No. 142569-69-5

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M.W. 457.95

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Montelukast Chloro Alcohol Impurity

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CAS No. 30430-40-1

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Montelukast Methyl Ester

CAS No. 855473-51-7

C36H38ClNO3S

M.W. 600.23

M-3037

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C29H28ClNO2

M.W. 458.01

M-3038

Montelukast Sodium Salt

Montelukast Impurity 11

C20H16ClNO

M.W. 321.80

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Montelukast Impurity 31

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M-3059

Montelukast Sodium Salt

Montelukast Impurity 32

C29H26ClNO

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M-3060

Montelukast Sodium Salt

Montelukast Impurity 33

C29H26ClNO

M.W. 439.98

M-3061

Montelukast Sodium Salt

Montelukast Impurity 34

C29H26ClNO

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M-3068

Montelukast Sodium Salt

Montelukast Impurity 40

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M-3073

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M-3074

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Montelukast EP Impurity D and Montelukast EP Impurity E (Mixture of Diastereomers)

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C₄₅H₅₆ClNO₅S₂

M.W. 790.52

M-3078

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rac-Montelukast Sodium

C₃₅H₃₅ClNO₃S. Na

M.W. 585.18 22.99

M-3079

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Montelukast Impurity 49

C₂₇H₂₂ClNO₃

M.W. 443.93

M-3080

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Montelukast Impurity 50

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C₇H₁₁NO₃S

M.W. 189.23

M-3081

Montelukast Sodium Salt

Montelukast Impurity 51

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C₆H₁₀O₂S

M.W. 146.20

M-3082

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Montelukast Impurity 52

CAS No. 162515-67-5

C₁₂H₁₈O₄S₂

M.W. 290.39

M-3083

Montelukast Sodium Salt

Montelukast EP Impurity F (Montelukast Methyl Ketone)

CAS No. 937275-23-5

C₃₄H₃₂ClNO₃S

M.W. 570.14

M-3084

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CAS No. 2170561-71-2

C₃₄H₃₆ClNOS

M.W. 542.18

M-3085

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Montelukast 1,2-Diol-13C-d3 (Mixture of Diastereomers)

C₃₄¹³CH₃₃D₃ClNO₄S

M.W. 606.20