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Montelukast and Impurities

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BrandProduct dataPurityPrice rangeEstimated delivery
TLC logo
Montelukast Impurity 47
REF: 4Z-M-3076CAS: 2365398-66-7 		- - -To inquireThu 05 Dec 24
TLC logo
Montelukast Impurity 38
REF: 4Z-M-3065CAS:
- - -To inquireThu 05 Dec 24
TLC logo
Montelukast Impurity 21
REF: 4Z-M-3048CAS: 152922-72-0 		- - -To inquireThu 05 Dec 24
TLC logo
rac-Montelukast Impurity 16
REF: 4Z-M-3084CAS: 2170561-71-2 		- - -To inquireThu 05 Dec 24
TLC logo
Montelukast Impurity 31
REF: 4Z-M-3058		- - -To inquireThu 05 Dec 24
TLC logo
Montelukast Impurity 23
REF: 4Z-M-3050CAS: 866923-64-0 		- - -To inquireThu 05 Dec 24
TRC logo
(R,R)-Montelukast Bis-sulfide (~90%)
REF: TR-M567970CAS: 1187586-61-3 		~90%308.00 €~1,417.00 €Tue 10 Dec 24
TRC logo
Montelukast 1,2-Diol (Mixture of Diastereomers)
REF: TR-M568015CAS: 186352-97-6 		- - -320.00 €~2,081.00 €Tue 10 Dec 24
TRC logo
Montelukast Methyl Ketone
REF: TR-M568040CAS: 937275-23-5 		- - -232.00 €~610.00 €Tue 10 Dec 24
TRC logo
Dihydro Montelukast Sodium Salt
REF: TR-D449215CAS: 142147-98-6 		- - -245.00 €~1,525.00 €Tue 10 Dec 24
TRC logo
2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast
REF: TR-D290040CAS: 851755-56-1 		- - -176.00 €~1,543.00 €Tue 10 Dec 24
TRC logo
ent-Montelukast Sodium Salt
REF: TR-M567995CAS: 190078-45-6 		- - -311.00 €~1,431.00 €Tue 10 Dec 24
TRC logo
Montelukast Sulfoxide (Mixture of Diastereomers)
REF: TR-M568020CAS: 1152185-58-4 		- - -137.00 €~1,877.00 €Tue 10 Dec 24
TRC logo
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 €Wed 08 Jan 25
TRC logo
Montelukast Cyclized Ether impurity
REF: TR-M568050CAS: 168214-67-3 		- - -259.00 €~1,753.00 €Wed 08 Jan 25
TLC logo
Montelukast Diol Impurity
REF: 4Z-M-3023CAS: 287930-77-2 		- - -- - -Discontinued product
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Montelukast Impurity 47
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Montelukast Impurity 47

CAS:2365398-66-7
Formula:
C34H36ClNOS
Molecular weight:
542.18

Ref: 4Z-M-3076

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Thursday 5 Dec 2024
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Montelukast Impurity 38
TLC logo
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Montelukast Impurity 38

CAS:1079753-36-8 959235-68-8
Formula:
C29H28ClNO2
Molecular weight:
458.00

Ref: 4Z-M-3065

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Thursday 5 Dec 2024
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Montelukast Impurity 21
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Montelukast Impurity 21

CAS:152922-72-0
Formula:
C8H11NOS
Molecular weight:
169.24

Ref: 4Z-M-3048

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Thursday 5 Dec 2024
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rac-Montelukast Impurity 16
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rac-Montelukast Impurity 16

CAS:2170561-71-2
Formula:
C34H36ClNOS
Molecular weight:
542.18

Ref: 4Z-M-3084

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Thursday 5 Dec 2024
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Montelukast Impurity 31
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Montelukast Impurity 31

Formula:
C29H26ClNO
Molecular weight:
439.98

Ref: 4Z-M-3058

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Thursday 5 Dec 2024
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Montelukast Impurity 23
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Montelukast Impurity 23

CAS:866923-64-0
Formula:
C6H9NS
Molecular weight:
127.21

Ref: 4Z-M-3050

10mgTo inquire
25mgTo inquire
50mgTo inquire
100mgTo inquire
Estimated delivery in United States, on Thursday 5 Dec 2024
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(R,R)-Montelukast Bis-sulfide (~90%)
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(R,R)-Montelukast Bis-sulfide (~90%)

CAS:1187586-61-3
Impurity Montelukast EP Impurity D; Montelukast USP Related Compound C Applications (R,R)-Montelukast Bis-sulfide (Montelukast EP …
Formula:
C41H46ClNO5S2
Purity:
~90%
Color and Shape:
Light Yellow
Molecular weight:
732.39

Ref: TR-M567970

10mg710.00 €
25mg1,417.00 €
2500µg308.00 €
Estimated delivery in United States, on Tuesday 10 Dec 2024
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Montelukast 1,2-Diol (Mixture of Diastereomers)
TRC logo
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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

1mg320.00 €
10mg2,081.00 €
Estimated delivery in United States, on Tuesday 10 Dec 2024
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Montelukast Methyl Ketone
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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

10mg232.00 €
25mg336.00 €
50mg610.00 €
Estimated delivery in United States, on Tuesday 10 Dec 2024
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Dihydro Montelukast Sodium Salt
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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

1mg245.00 €
5mg948.00 €
10mg1,525.00 €
Estimated delivery in United States, on Tuesday 10 Dec 2024
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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

25mg176.00 €
100mg356.00 €
500mg1,543.00 €
Estimated delivery in United States, on Tuesday 10 Dec 2024
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discount label
ent-Montelukast Sodium Salt
TRC logo
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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

10mg311.00 €
25mg765.00 €
50mg1,431.00 €
Estimated delivery in United States, on Tuesday 10 Dec 2024
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Montelukast Sulfoxide (Mixture of Diastereomers)
TRC logo
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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

1mg137.00 €
5mg276.00 €
50mg1,877.00 €
Estimated delivery in United States, on Tuesday 10 Dec 2024
+ info
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2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]benzoic Acid Methyl Ester
TRC logo
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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

10g1,312.00 €
50mg100.00 €
100mg123.00 €
Estimated delivery in United States, on Wednesday 8 Jan 2025
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Montelukast Cyclized Ether impurity
TRC logo
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Montelukast Cyclized Ether impurity

Controlled Product
CAS:168214-67-3
Applications A cyclic ether impurity of antiasthmatic Montelukast (M568000). References Egekeze, J.O. et al.: Anal. …
Formula:
C29H26ClNO
Color and Shape:
Neat
Molecular weight:
439.98

Ref: TR-M568050

5mg259.00 €
50mg1,753.00 €
Estimated delivery in United States, on Wednesday 8 Jan 2025
+ info
discount label
Montelukast Diol Impurity
TLC logo
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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

10mgDiscontinuedRequest information
25mgDiscontinuedRequest information
50mgDiscontinuedRequest information
100mgDiscontinuedRequest information
Discontinued product
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