Montelukast and Impurities

98 products on this category.

Product data	Purity	Price range	Estimated delivery
Montelukast EP Impurity D REF: 4Z-M-309CAS: 1187586-61-3	- - -	To inquire	Mon 12 Aug 24
Montelukast Sulfone REF: 4Z-M-3017CAS: 1266620-74-9	- - -	To inquire	Mon 12 Aug 24
Montelukast Sodium Salt REF: 4Z-M-301CAS: 151767-02-1	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 45 REF: 4Z-M-3073	- - -	To inquire	Mon 12 Aug 24
Montelukast CN Impurity REF: 4Z-M-3021CAS: 866923-62-8	- - -	To inquire	Mon 12 Aug 24
Montelukast Sulfoxide (Mixture of Diastereomers) REF: 4Z-M-307CAS: 1152185-58-4	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity A Sodium Salt REF: 4Z-M-3015CAS: 190078-45-6 220927-27-5	- - -	To inquire	Mon 12 Aug 24
Montelukast-d6 REF: 4Z-M-305CAS: 1093746-29-2 158966-92-8	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 5 REF: 4Z-M-3029CAS: 1429878-86-3	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 3 REF: 4Z-M-3027CAS: 150026-72-5	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity B REF: 4Z-M-308CAS: 918972-54-0	- - -	To inquire	Mon 12 Aug 24
Montelukast 1,2-Diol (Mixture of Diastereomers) REF: 4Z-M-3020CAS: 186352-97-6	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 19 REF: 4Z-M-3046CAS: 89729-09-9	- - -	To inquire	Mon 12 Aug 24
Montelukast-Acyl-Glucuronide REF: 4Z-M-304CAS: 188717-17-1	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 6 REF: 4Z-M-3030CAS: 1187586-63-5	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity I Sodium Salt (Mixture of Diastereomers) REF: 4Z-M-3012CAS: 2045402-27-3	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 9 REF: 4Z-M-3035CAS: 30430-40-1	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 1 REF: 4Z-M-3025CAS: 1258428-71-5	- - -	To inquire	Mon 12 Aug 24
Montelukast-d6 Sodium Salt REF: 4Z-M-302CAS: 151767-02-1 2673270-26-1	- - -	To inquire	Mon 12 Aug 24
Montelukast Sulfone N-Oxide REF: 4Z-M-3024	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 2 REF: 4Z-M-3026CAS: 149968-11-6	- - -	To inquire	Mon 12 Aug 24
rac-Montelukast EP Impurity F (rac-Montelukast Methyl Ketone) REF: 4Z-M-306CAS: 937275-23-5	- - -	To inquire	Mon 12 Aug 24
Montelukast Dihydro Impurity REF: 4Z-M-3018CAS: 142147-67-9	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 18 REF: 4Z-M-3045CAS: 120578-04-3	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 16 REF: 4Z-M-3043	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity H REF: 4Z-M-3013CAS: 851755-56-1	- - -	To inquire	Mon 12 Aug 24
Montelukast Keto Impurity REF: 4Z-M-3022CAS: 184764-13-4	- - -	To inquire	Mon 12 Aug 24
Montelukast Chloro Alcohol Impurity REF: 4Z-M-3033CAS: 880769-28-8	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity D and Montelukast EP Impurity E (Mixture of Diastereomers) REF: 4Z-M-3074CAS: 1242260-05-4	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 4 REF: 4Z-M-3028CAS: 142569-69-5	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity E REF: 4Z-M-3010CAS: 1187586-58-8	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 7 REF: 4Z-M-3032	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 8 REF: 4Z-M-3034CAS: 30220-25-8	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity G (cis-Montelukast) REF: 4Z-M-3011CAS: 774538-96-4	- - -	To inquire	Mon 12 Aug 24
Montelukast Keto Carbinol Impurity REF: 4Z-M-3014	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 43 REF: 4Z-M-3071CAS: 287930-77-2	- - -	To inquire	Mon 12 Aug 24
Montelukast Impurity 36 and Montelukast Impurity 37 (Mixture of Diastereomers) REF: 4Z-M-3077CAS: 2734125-88-1 2734125-89-2	- - -	To inquire	Mon 12 Aug 24
Montelukast Diol Impurity REF: 4Z-M-3023CAS: 287930-77-2	- - -	To inquire	Mon 12 Aug 24
Montelukast EP Impurity F (Montelukast Methyl Ketone) REF: 4Z-M-3083CAS: 937275-23-5	- - -	To inquire	Mon 12 Aug 24
Montelukast REF: TM-T1677CAS: 158966-92-8	99.74%	To inquire	Fri 16 Aug 24
Montelukast Impurity 50 REF: 4Z-M-3080CAS: 152922-86-6	- - -	To inquire	Fri 16 Aug 24
Montelukast Methyl Ether REF: 4Z-M-3016	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 10 REF: 4Z-M-3037	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 34 REF: 4Z-M-3061	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 48 REF: 4Z-M-3031	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 25 REF: 4Z-M-3052CAS: 162515-69-7	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 35 REF: 4Z-M-3062CAS: 807638-71-7	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 27 REF: 4Z-M-3054	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 30 REF: 4Z-M-3057	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 12 REF: 4Z-M-3039	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 42 REF: 4Z-M-3070	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 51 REF: 4Z-M-3081CAS: 162515-68-6	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 49 REF: 4Z-M-3079	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 20 REF: 4Z-M-3047CAS: 152922-71-9	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 15 REF: 4Z-M-3042	- - -	To inquire	Fri 16 Aug 24
Montelukast Methyl Ester REF: 4Z-M-3036CAS: 855473-51-7	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 37 REF: 4Z-M-3064	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 26 REF: 4Z-M-3053	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 31 REF: 4Z-M-3058	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 11 REF: 4Z-M-3038	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 36 REF: 4Z-M-3063	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 28 REF: 4Z-M-3055	- - -	To inquire	Fri 16 Aug 24
cis-Montelukast Sulfoxide REF: 4Z-M-3067CAS: 1428448-97-8 1428511-42-5	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 39 REF: 4Z-M-3066CAS: 1040351-42-5 168214-67-3	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 32 REF: 4Z-M-3059CAS: 1093746-29-2 158966-92-8	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 44 REF: 4Z-M-3072CAS: 150026-75-8	- - -	To inquire	Fri 16 Aug 24
Montelukast Cyclopropacetaneamide Impurity REF: 4Z-M-3019CAS: 866923-63-9	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 41 REF: 4Z-M-3069CAS: 120578-03-2	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 52 REF: 4Z-M-3082CAS: 162515-67-5	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 17 REF: 4Z-M-3044CAS: 1100617-38-6	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 33 REF: 4Z-M-3060	- - -	To inquire	Fri 16 Aug 24
Montelukast Sulfoxide Sodium REF: 4Z-M-303	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 46 REF: 4Z-M-3075CAS: 2365398-67-8	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 14 REF: 4Z-M-3041	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 22 REF: 4Z-M-3049	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 40 REF: 4Z-M-3068CAS: 150026-73-6	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 13 REF: 4Z-M-3040	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 29 REF: 4Z-M-3056	- - -	To inquire	Fri 16 Aug 24
Montelukast sodium REF: TM-T1677LCAS: 151767-02-1	99.89%	49.00 €~132.00 €	Fri 16 Aug 24
rac-Montelukast Sodium REF: 4Z-M-3078	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 23 REF: 4Z-M-3050CAS: 866923-64-0	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 24 REF: 4Z-M-3051	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 47 REF: 4Z-M-3076CAS: 2365398-66-7	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 38 REF: 4Z-M-3065CAS: 1079753-36-8 959235-68-8	- - -	To inquire	Fri 16 Aug 24
Montelukast Impurity 21 REF: 4Z-M-3048CAS: 152922-72-0	- - -	To inquire	Fri 16 Aug 24
ent-Montelukast Sodium Salt REF: TR-M567995CAS: 190078-45-6	- - -	311.00 €~1,431.00 €	Mon 19 Aug 24
cis-Montelukast REF: TR-M568005CAS: 774538-96-4	- - -	573.00 €~3,953.00 €	Mon 19 Aug 24
Montelukast Ketocarbinol Impurity REF: TR-M568070	>90%	447.00 €~3,381.00 €	Mon 19 Aug 24
2-[3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-oxopropyl]benzoic Acid Methyl Ester REF: TR-C380010CAS: 149968-11-6	- - -	135.00 €~424.00 €	Mon 19 Aug 24
1-(Mercaptomethyl)cyclopropaneacetic Acid REF: TR-M253570CAS: 162515-68-6	- - -	114.00 €~139.00 €	Mon 19 Aug 24
Montelukast Sulfone REF: TR-M568035CAS: 1266620-74-9	- - -	259.00 €~1,098.00 €	Mon 19 Aug 24
Montelukast 1,2-Diol (Mixture of Diastereomers) REF: TR-M568015CAS: 186352-97-6	- - -	320.00 €~2,081.00 €	Mon 19 Aug 24
Montelukast Sulfoxide (Mixture of Diastereomers) REF: TR-M568020CAS: 1152185-58-4	- - -	137.00 €~1,877.00 €	Mon 19 Aug 24
Montelukast Methyl Ketone REF: TR-M568040CAS: 937275-23-5	- - -	232.00 €~610.00 €	Mon 19 Aug 24
Dihydro Montelukast Sodium Salt REF: TR-D449215CAS: 142147-98-6	- - -	245.00 €~1,525.00 €	Mon 19 Aug 24
2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast REF: TR-D290040CAS: 851755-56-1	- - -	176.00 €~1,543.00 €	Mon 19 Aug 24
2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]benzoic Acid Methyl Ester REF: TR-C379990CAS: 142569-69-5	- - -	100.00 €~1,312.00 €	Thu 19 Sep 24
2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride REF: TR-D290041CAS: 906107-37-7	- - -	176.00 €~1,255.00 €	Thu 19 Sep 24

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Montelukast EP Impurity D

CAS:1187586-61-3

Formula:

C₄₁H₄₆ClNO₅S₂

Molecular weight:

732.41

Ref: 4Z-M-309

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Estimated delivery in United States, on Monday 12 Aug 2024

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Montelukast Sulfone

CAS:1266620-74-9

Formula:

C₃₅H₃₆ClNO₅S

Color and Shape:

Yellow Solid

Molecular weight:

618.19

Ref: 4Z-M-3017

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Montelukast Sodium Salt

CAS:151767-02-1

Formula:

C₃₅H₃₅ClNO₃S·Na

Color and Shape:

Pale Yellow Solid

Molecular weight:

585.19 22.99

Ref: 4Z-M-301

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Montelukast Impurity 45

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3073

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Montelukast CN Impurity

CAS:866923-62-8

Formula:

C₃₅H₃₅ClN₂OS

Color and Shape:

Pale Yellow Solid

Molecular weight:

567.19

Ref: 4Z-M-3021

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Montelukast Sulfoxide (Mixture of Diastereomers)

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Montelukast Sulfoxide (Mixture of Diastereomers)

CAS:1152185-58-4

Formula:

C₃₅H₃₆ClNO₄S

Color and Shape:

White To Off-White Solid

Molecular weight:

602.20

Ref: 4Z-M-307

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Montelukast EP Impurity A Sodium Salt

CAS:190078-45-6 220927-27-5

Formula:

C₃₅H₃₅ClNO₃S·Na

Color and Shape:

White Solid

Molecular weight:

585.18 22.99

Ref: 4Z-M-3015

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100mg		2,142.00 €

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Montelukast-d6

CAS:1093746-29-2 158966-92-8

Formula:

C₃₅H₃₀D₆ClNO₃S

Color and Shape:

Yellow Solid

Molecular weight:

592.24

Ref: 4Z-M-305

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Montelukast Impurity 5

CAS:1429878-86-3

Formula:

C₂₈H₂₄ClNO₃

Color and Shape:

Pale Yellow Solid

Molecular weight:

457.95

Ref: 4Z-M-3029

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Montelukast Impurity 3

CAS:150026-72-5

Formula:

C₂₈H₂₄ClNO₃

Color and Shape:

Pale Yellow Solid

Molecular weight:

457.95

Ref: 4Z-M-3027

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Montelukast EP Impurity B

CAS:918972-54-0

Formula:

C₃₅H₃₄ClNO₂S

Color and Shape:

Pale Yellow Solid

Molecular weight:

568.17

Ref: 4Z-M-308

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Montelukast 1,2-Diol (Mixture of Diastereomers)

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Montelukast 1,2-Diol (Mixture of Diastereomers)

CAS:186352-97-6

Formula:

C₃₅H₃₆ClNO₄S

Molecular weight:

602.19

Ref: 4Z-M-3020

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Montelukast Impurity 19

CAS:89729-09-9

Formula:

C₅H₈O₃S

Molecular weight:

148.18

Ref: 4Z-M-3046

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Montelukast-Acyl-Glucuronide

CAS:188717-17-1

Formula:

C₄₁H₄₄ClNO₉S

Color and Shape:

Yellow Solid

Molecular weight:

762.33

Ref: 4Z-M-304

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Montelukast Impurity 6

CAS:1187586-63-5

Formula:

C₂₉H₂₆ClNO

Color and Shape:

White To Off-White Solid

Molecular weight:

439.99

Ref: 4Z-M-3030

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Montelukast EP Impurity I Sodium Salt (Mixture of Diastereomers)

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Montelukast EP Impurity I Sodium Salt (Mixture of Diastereomers)

CAS:2045402-27-3

Formula:

C₃₅H₃₆ClNO₄S·Na

Color and Shape:

Yellow Solid

Molecular weight:

601.18 22.99

Ref: 4Z-M-3012

10mg		3,905.00 €
25mg		7,118.00 €
50mg		11,653.00 €
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

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Montelukast Impurity 9

CAS:30430-40-1

Formula:

C₈H₆Cl₄

Color and Shape:

White To Off-White Solid

Molecular weight:

243.95

Ref: 4Z-M-3035

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Montelukast Impurity 1

CAS:1258428-71-5

Formula:

C₂₉H₂₆ClNO₂

Color and Shape:

Off-White Solid

Molecular weight:

455.98

Ref: 4Z-M-3025

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Montelukast-d6 Sodium Salt

CAS:151767-02-1 2673270-26-1

Formula:

C₃₅H₂₉D₆ClNO₃S·Na

Color and Shape:

Pale Yellow Solid

Molecular weight:

591.22 22.99

Ref: 4Z-M-302

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Montelukast Sulfone N-Oxide

Formula:

C₃₅H₃₅ClNO₆S

Color and Shape:

Yellow Solid

Molecular weight:

633.19

Ref: 4Z-M-3024

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Montelukast Impurity 2

CAS:149968-11-6

Formula:

C₂₈H₂₂ClNO₃

Color and Shape:

White To Off-White Solid

Molecular weight:

455.94

Ref: 4Z-M-3026

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rac-Montelukast EP Impurity F (rac-Montelukast Methyl Ketone)

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rac-Montelukast EP Impurity F (rac-Montelukast Methyl Ketone)

CAS:937275-23-5

Formula:

C₃₄H₃₂ClNO₃S

Color and Shape:

Yellow Solid

Molecular weight:

570.14

Ref: 4Z-M-306

10mg		To inquire
25mg		To inquire
50mg		841.00 €
100mg		To inquire

Estimated delivery in United States, on Monday 12 Aug 2024

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Montelukast Dihydro Impurity

CAS:142147-67-9

Formula:

C₃₅H₃₈ClNO₃S

Color and Shape:

Off-White Solid

Molecular weight:

588.20

Ref: 4Z-M-3018

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Montelukast Impurity 18

CAS:120578-04-3

Formula:

C₂₈H₁₈Cl₂N₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

453.37

Ref: 4Z-M-3045

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Montelukast Impurity 16

Formula:

C₃₄H₃₆ClNOS

Color and Shape:

Pale Yellow Liquid

Molecular weight:

542.18

Ref: 4Z-M-3043

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Montelukast EP Impurity H

CAS:851755-56-1

Formula:

C₃₄H₃₂ClNO₄S

Color and Shape:

Yellow Solid

Molecular weight:

586.14

Ref: 4Z-M-3013

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Montelukast Keto Impurity

CAS:184764-13-4

Formula:

C₂₈H₂₄ClNO₂

Color and Shape:

Yellow Solid

Molecular weight:

441.96

Ref: 4Z-M-3022

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Montelukast Chloro Alcohol Impurity

CAS:880769-28-8

Formula:

C₂₉H₂₇Cl₂NO

Color and Shape:

Pale Yellow Solid

Molecular weight:

476.45

Ref: 4Z-M-3033

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

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

CAS:1242260-05-4

Formula:

C₄₁H₄₆ClNO₅S₂

Molecular weight:

732.39

Ref: 4Z-M-3074

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Montelukast Impurity 4

CAS:142569-69-5

Formula:

C₂₈H₂₄ClNO₃

Color and Shape:

Pale Yellow Solid

Molecular weight:

457.95

Ref: 4Z-M-3028

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Montelukast EP Impurity E

CAS:1187586-58-8

Formula:

C₄₁H₄₆ClNO₅S₂

Molecular weight:

732.39

Ref: 4Z-M-3010

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Montelukast Impurity 7

Formula:

C₃₃H₃₀ClNO₄S

Color and Shape:

Yellow Solid

Molecular weight:

572.12

Ref: 4Z-M-3032

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Montelukast Impurity 8

CAS:30220-25-8

Formula:

C₈H₇Cl₃

Color and Shape:

Colorless Liquid

Molecular weight:

209.49

Ref: 4Z-M-3034

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Montelukast EP Impurity G (cis-Montelukast)

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Montelukast EP Impurity G (cis-Montelukast)

CAS:774538-96-4

Formula:

C₃₅H₃₆ClNO₃S

Color and Shape:

Off-White Solid

Molecular weight:

586.19

Ref: 4Z-M-3011

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Montelukast Keto Carbinol Impurity

Formula:

C₃₄H₃₂ClNO₄S

Color and Shape:

Yellow Solid

Molecular weight:

586.14

Ref: 4Z-M-3014

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Montelukast Impurity 43

CAS:287930-77-2

Formula:

C₂₉H₂₈ClNO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

458.00

Ref: 4Z-M-3071

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Montelukast Impurity 36 and Montelukast Impurity 37 (Mixture of Diastereomers)

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Montelukast Impurity 36 and Montelukast Impurity 37 (Mixture of Diastereomers)

CAS:2734125-88-1 2734125-89-2

Formula:

C₄₅H₅₆ClNO₅S₂

Molecular weight:

790.52

Ref: 4Z-M-3077

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Montelukast Diol Impurity

CAS:287930-77-2

Formula:

C₂₉H₂₈ClNO₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

458.00

Ref: 4Z-M-3023

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Montelukast EP Impurity F (Montelukast Methyl Ketone)

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Montelukast EP Impurity F (Montelukast Methyl Ketone)

CAS:937275-23-5

Formula:

C₃₄H₃₂ClNO₃S

Molecular weight:

570.14

Ref: 4Z-M-3083

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Montelukast

CAS:158966-92-8

Montelukast (Singular), oral asthma med, linked to rare liver injury.

Formula:

C₃₅H₃₆ClNO₃S

Purity:

99.74%

Color and Shape:

Solid

Molecular weight:

586.18

Ref: TM-T1677

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Montelukast Impurity 50

CAS:152922-86-6

Formula:

C₇H₁₁NO₃S

Molecular weight:

189.23

Ref: 4Z-M-3080

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Montelukast Methyl Ether

Formula:

C₃₆H₃₈ClNO₃S

Molecular weight:

600.23

Ref: 4Z-M-3016

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Montelukast Impurity 10

Formula:

C₂₉H₂₈ClNO₂

Molecular weight:

458.01

Ref: 4Z-M-3037

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Montelukast Impurity 34

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3061

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Montelukast Impurity 48

Formula:

C₃₅H₃₄ClNO₃S

Molecular weight:

584.18

Ref: 4Z-M-3031

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Montelukast Impurity 25

CAS:162515-69-7

Formula:

C₆H₁₁NOS

Molecular weight:

145.22

Ref: 4Z-M-3052

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Montelukast Impurity 35

CAS:807638-71-7

Formula:

C₃₀H₃₀ClNO₄S

Molecular weight:

536.08

Ref: 4Z-M-3062

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Montelukast Impurity 27

Formula:

C₂₈H₂₄ClNO₂

Molecular weight:

441.96

Ref: 4Z-M-3054

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Montelukast Impurity 30

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3057

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Montelukast Impurity 12

Formula:

C₃₅H₃₂ClNO₅SNa

Molecular weight:

614.15 2 22.99

Ref: 4Z-M-3039

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Montelukast Impurity 42

Formula:

C₂₂H₁₈ClNO

Molecular weight:

347.84

Ref: 4Z-M-3070

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Montelukast Impurity 51

CAS:162515-68-6

Formula:

C₆H₁₀O₂S

Molecular weight:

146.20

Ref: 4Z-M-3081

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Montelukast Impurity 49

Formula:

C₂₇H₂₂ClNO₃

Molecular weight:

443.93

Ref: 4Z-M-3079

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Montelukast Impurity 20

CAS:152922-71-9

Formula:

C₆H₉NO

Molecular weight:

111.14

Ref: 4Z-M-3047

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Montelukast Impurity 15

Formula:

C₃₅H₃₇NO₃S

Molecular weight:

551.75

Ref: 4Z-M-3042

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Montelukast Methyl Ester

CAS:855473-51-7

Formula:

C₃₆H₃₈ClNO₃S

Molecular weight:

600.23

Ref: 4Z-M-3036

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Montelukast Impurity 37

Formula:

C₄₅H₅₅ClNO₅S₂·Na

Molecular weight:

789.51 22.99

Ref: 4Z-M-3064

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Montelukast Impurity 26

Formula:

C₂₈H₂₃NO₃

Molecular weight:

421.50

Ref: 4Z-M-3053

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Montelukast Impurity 31

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3058

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Montelukast Impurity 11

Formula:

C₂₀H₁₆ClNO

Molecular weight:

321.80

Ref: 4Z-M-3038

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Montelukast Impurity 36

Formula:

C₄₅H₅₅ClNO₅S₂·Na

Molecular weight:

789.51 22.99

Ref: 4Z-M-3063

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Montelukast Impurity 28

Formula:

C₃₀H₃₀ClNO₂

Molecular weight:

472.03

Ref: 4Z-M-3055

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cis-Montelukast Sulfoxide

CAS:1428448-97-8 1428511-42-5

Formula:

C₃₅H₃₆ClNO₄S

Molecular weight:

602.19

Ref: 4Z-M-3067

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Montelukast Impurity 39

CAS:1040351-42-5 168214-67-3

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3066

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Montelukast Impurity 32

CAS:1093746-29-2 158966-92-8

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3059

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Montelukast Impurity 44

CAS:150026-75-8

Formula:

C₂₉H₂₈ClNO₂

Molecular weight:

458.00

Ref: 4Z-M-3072

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Montelukast Cyclopropacetaneamide Impurity

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Montelukast Cyclopropacetaneamide Impurity

CAS:866923-63-9

Formula:

C₃₅H₃₇ClN₂O₂S

Color and Shape:

Pale Yellow Solid

Molecular weight:

585.21

Ref: 4Z-M-3019

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Montelukast Impurity 41

CAS:120578-03-2

Formula:

C₁₈H₁₂ClNO

Molecular weight:

293.75

Ref: 4Z-M-3069

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Montelukast Impurity 52

CAS:162515-67-5

Formula:

C₁₂H₁₈O₄S₂

Molecular weight:

290.39

Ref: 4Z-M-3082

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Montelukast Impurity 17

CAS:1100617-38-6

Formula:

C₂₇H₂₀ClNO₂

Molecular weight:

425.91

Ref: 4Z-M-3044

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Montelukast Impurity 33

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3060

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Montelukast Sulfoxide Sodium

Formula:

C₃₅H₃₅ClNO₄S·Na

Molecular weight:

601.19 22.99

Ref: 4Z-M-303

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Montelukast Impurity 46

CAS:2365398-67-8

Formula:

C₃₄H₃₆ClNOS

Molecular weight:

542.18

Ref: 4Z-M-3075

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Montelukast Impurity 14

Formula:

C₃₅H₃₆ClNO₄S

Molecular weight:

602.19

Ref: 4Z-M-3041

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Montelukast Impurity 22

Formula:

C₈H₁₃NO₂S

Molecular weight:

187.26

Ref: 4Z-M-3049

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Montelukast Impurity 40

CAS:150026-73-6

Formula:

C₂₈H₂₄ClNO₂

Color and Shape:

Yellow Solid

Molecular weight:

441.96

Ref: 4Z-M-3068

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Montelukast Impurity 13

Formula:

C₃₅H₃₆ClNO₅S

Molecular weight:

618.19

Ref: 4Z-M-3040

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Montelukast Impurity 29

Formula:

C₃₃H₃₆ClNO₂

Molecular weight:

514.11

Ref: 4Z-M-3056

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Montelukast sodium

CAS:151767-02-1

Montelukast sodium (MK0476), an oral leukotriene antagonist for asthma, can cause rare liver injury.

Formula:

C₃₅H₃₅ClNNaO₃S

Purity:

99.89%

Color and Shape:

White To Off-White Crystalline Powder

Molecular weight:

608.17

Ref: TM-T1677L

50mg		53.00 €
100mg		76.00 €
500mg		132.00 €

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rac-Montelukast Sodium

Formula:

C₃₅H₃₅ClNO₃S·Na

Molecular weight:

585.18 22.99

Ref: 4Z-M-3078

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Montelukast Impurity 23

CAS:866923-64-0

Formula:

C₆H₉NS

Molecular weight:

127.21

Ref: 4Z-M-3050

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Montelukast Impurity 24

Formula:

C₈H₁₂O₃S

Molecular weight:

188.24

Ref: 4Z-M-3051

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Montelukast Impurity 47

CAS:2365398-66-7

Formula:

C₃₄H₃₆ClNOS

Molecular weight:

542.18

Ref: 4Z-M-3076

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Montelukast Impurity 38

CAS:1079753-36-8 959235-68-8

Formula:

C₂₉H₂₈ClNO₂

Molecular weight:

458.00

Ref: 4Z-M-3065

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Montelukast Impurity 21

CAS:152922-72-0

Formula:

C₈H₁₁NOS

Molecular weight:

169.24

Ref: 4Z-M-3048

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ent-Montelukast Sodium Salt

CAS:190078-45-6

Impurity Montelukast EP Impurity A Applications ent-Montelukast Sodium Salt (Montelukast EP Impurity A) is the …

Formula:

C₃₅H₃₅ClNO₃S·Na

Color and Shape:

Off-White To Light Yellow

Molecular weight:

608.17

Ref: TR-M567995

10mg		311.00 €
25mg		765.00 €
50mg		1,431.00 €

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cis-Montelukast

Controlled Product

CAS:774538-96-4

Impurity Montelukast EP Impurity G; Montelukast USP Related Compound G; Montelukast Cis-Isomer Stability Light Sensitive …

Formula:

C₃₅H₃₆ClNO₃S

Color and Shape:

Light Yellow

Molecular weight:

586.18

Ref: TR-M568005

1mg		573.00 €
5mg		2,313.00 €
10mg		3,953.00 €

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Montelukast Ketocarbinol Impurity

Controlled Product

Stability Light Sensitive Applications Montelukast Ketocarbinol is an impurity of the antiasthmatic drug Montelukast (M568000).

Formula:

C₃₄H₃₂ClNO₄S

Purity:

>90%

Color and Shape:

Yellow

Molecular weight:

586.14

Ref: TR-M568070

1mg		447.00 €
5mg		1,533.00 €
10mg		3,381.00 €

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2-[3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-oxopropyl]benzoic Acid Methyl Ester

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2-[3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-oxopropyl]benzoic Acid Methyl Ester

Controlled Product

CAS:149968-11-6

Applications An intermediate in the synthesis of Montelukast. References Labelle, M., et al.: Bioorg. Med. …

Formula:

C₂₈H₂₂ClNO₃

Color and Shape:

Neat

Molecular weight:

455.93

Ref: TR-C380010

10mg		135.00 €
25mg		260.00 €
50mg		424.00 €

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1-(Mercaptomethyl)cyclopropaneacetic Acid

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1-(Mercaptomethyl)cyclopropaneacetic Acid

Controlled Product

CAS:162515-68-6

Applications An intermediate of Montelukast. Not a dangerous good if item is equal to or …

Formula:

C₆H₁₀O₂S

Color and Shape:

Neat

Molecular weight:

146.21

Ref: TR-M253570

1g		139.00 €
500mg		114.00 €

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Montelukast Sulfone

Controlled Product

CAS:1266620-74-9

Applications Montelukast impurity.

Formula:

C₃₅H₃₆ClNO₅S

Color and Shape:

Neat

Molecular weight:

618.18

Ref: TR-M568035

5mg		259.00 €
10mg		480.00 €
25mg		1,098.00 €

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Montelukast 1,2-Diol (Mixture of Diastereomers)

Controlled Product

CAS:186352-97-6

Applications The methyl-hydroxylated metabolite of Montelukast. References Madan, A., et al.: Biochem. Pharmacol., 46, 2291 …

Formula:

C₃₅H₃₆ClNO₄S

Color and Shape:

Neat

Molecular weight:

602.18

Ref: TR-M568015

1mg		320.00 €
10mg		2,081.00 €

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Montelukast Sulfoxide (Mixture of Diastereomers)

CAS:1152185-58-4

Impurity Montelukast EP Impurity C; Montelukast USP Related Compound A; Montelukast Sulfoxid Applications Montelukast Sulfoxide …

Formula:

C₃₅H₃₆ClNO₄S

Color and Shape:

Yellow

Molecular weight:

602.18

Ref: TR-M568020

1mg		137.00 €
5mg		276.00 €
50mg		1,877.00 €

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Montelukast Methyl Ketone

Controlled Product

CAS:937275-23-5

Impurity Montelukast EP Impurity F; Montelukast USP Related Compound E; Montelukast Methylketone Stability Hygroscopic Applications …

Formula:

C₃₄H₃₂ClNO₃S

Color and Shape:

Light Yellow To Yellow

Molecular weight:

570.14

Ref: TR-M568040

10mg		232.00 €
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50mg		610.00 €

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Dihydro Montelukast Sodium Salt

CAS:142147-98-6

Stability Hygroscopic Applications A Montelukast impurity. A saturated hydroxyalkylquinoline acid as leukotriene antagonist and biosynthesis …

Formula:

C₃₅H₃₇ClNO₃S·Na

Color and Shape:

Neat

Molecular weight:

610.18

Ref: TR-D449215

1mg		245.00 €
5mg		948.00 €
10mg		1,525.00 €

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2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast

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2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast

Controlled Product

CAS:851755-56-1

Impurity Montelukast EP Impurity H Applications 2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast (Montelukast EP Impurity H) is an impurity …

Formula:

C₃₄H₃₂ClNO₄S

Color and Shape:

Yellow

Molecular weight:

586.14

Ref: TR-D290040

25mg		176.00 €
100mg		356.00 €
500mg		1,543.00 €

Estimated delivery in United States, on Monday 19 Aug 2024

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2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]benzoic Acid Methyl Ester

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2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]benzoic Acid Methyl Ester

Controlled Product

CAS:142569-69-5

Applications An intermediate in the synthesis of Montelukast.

Formula:

C₂₈H₂₄ClNO₃

Color and Shape:

Neat

Molecular weight:

457.95

Ref: TR-C379990

10g		1,312.00 €
50mg		100.00 €
100mg		123.00 €

Estimated delivery in United States, on Thursday 19 Sep 2024

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2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride

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2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride

Controlled Product

CAS:906107-37-7

Applications 2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride is an impurity of Montelukast (M568000), a selective leukotriene D4-receptor antagonist. …

Formula:

C₃₄H₃₃Cl₂NO₄S

Color and Shape:

Neat

Molecular weight:

622.6

Ref: TR-D290041

25mg		176.00 €
100mg		316.00 €
500mg		1,255.00 €

Estimated delivery in United States, on Thursday 19 Sep 2024

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