TLC Pharmaceutical Standards

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MONTELUKAST

M-3077

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Catalogue Number:	M-3077
Compound Name:	Montelukast Impurity 36 and Montelukast Impurity 37 (Mixture of Diastereomers)
Synonyms:	2-(1-((((1R)-1-(3-(2-(7-chloroquinolin-2-yl)-1-((2-((2-ethylhexyl)oxy)-2-oxoethyl)thio)ethyl)phenyl)-3-(2-(2-hydroxypropan-2-yl)phenyl)propyl)thio)methyl)cyclopropyl)acetic acid
CAS#:
Alternate CAS#:	2734125-88-1 ((R,R)-Isomer); 2734125-89-2 ((R,S)-Isomer)
Molecular Formula:	C₄₅H₅₆ClNO₅S₂
Molecular Weight:	790.52

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M.W. 618.19

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Montelukast EP Impurity H

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Montelukast Dihydro Impurity

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M.W. 455.98

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Montelukast Impurity 2

CAS No. 149968-11-6

C₂₈H₂₂ClNO₃

M.W. 455.94

M-3027

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Montelukast Impurity 3

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Montelukast Impurity 4

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M-3035

Montelukast Sodium Salt

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M-3036

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Montelukast Methyl Ester

CAS No. 855473-51-7

C36H38ClNO3S

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M-3037

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Montelukast Impurity 10

C29H28ClNO2

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Montelukast Impurity 26

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Montelukast Impurity 30

C29H26ClNO

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M-3058

Montelukast Sodium Salt

Montelukast Impurity 31

C29H26ClNO

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M-3059

Montelukast Sodium Salt

Montelukast Impurity 32

C29H26ClNO

M.W. 439.98

M-3060

Montelukast Sodium Salt

Montelukast Impurity 33

C29H26ClNO

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M-3061

Montelukast Sodium Salt

Montelukast Impurity 34

C29H26ClNO

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Montelukast Impurity 40

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M-3062

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Montelukast Sodium Salt

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M-3072

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C₂₉H₂₈ClNO_2/

M.W. 458.00

M-3073

Montelukast Sodium Salt

Montelukast Impurity 45

C₂₉H₂₆ClNO

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

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M-3076

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C₃₄H₃₆ClNOS

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M-3078

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rac-Montelukast Sodium

C₃₅H₃₅ClNO₃S. Na

M.W. 585.18 22.99

M-3079

Montelukast Sodium Salt

Montelukast Impurity 49

C₂₇H₂₂ClNO₃

M.W. 443.93

M-3080

Montelukast Sodium Salt

Montelukast Impurity 50

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C₇H₁₁NO₃S

M.W. 189.23

M-3081

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Montelukast Impurity 51

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C₆H₁₀O₂S

M.W. 146.20

M-3082

Montelukast Sodium Salt

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

Montelukast Sodium Salt

rac-Montelukast Impurity 16

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