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Montelukast

Montelukast
Cleanchem Watermark

Cat. No: CL-MTKT-01

CAS No: 158966-92-8

Mol. F: C35H36ClNO3S

Mol. Wt: 586.2

Inv. Status: Custom Synthesis

Montelukast EP Impurity A
Cleanchem Watermark

Cat. No: CL-MTKT-02

CAS No: NA

Mol. F: C35H35ClNNaO3S

Mol. Wt: 608.2

Inv. Status: Custom Synthesis

Montelukast EP Impurity B
Cleanchem Watermark

Cat. No: CL-MTKT-03

CAS No: 918972-54-0

Mol. F: C35H34ClNO2S

Mol. Wt: 568.2

Inv. Status: In Stock

Montelukast EP Impurity C
Cleanchem Watermark

Cat. No: CL-MTKT-04

CAS No: 909849-96-3

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: In Stock

Montelukast EP Impurity D
Cleanchem Watermark

Cat. No: CL-MTKT-05

CAS No: 1187586-61-3

Mol. F: C41H46ClNO5S2

Mol. Wt: 732.4

Inv. Status: Custom Synthesis

Montelukast EP Impurity E
Cleanchem Watermark

Cat. No: CL-MTKT-06

CAS No: 1187586-58-8

Mol. F: C41H46ClNO5S2

Mol. Wt: 732.4

Inv. Status: Custom Synthesis

Montelukast EP Impurity F
Cleanchem Watermark

Cat. No: CL-MTKT-07

CAS No: 937275-23-5

Mol. F: C34H32ClNO3S

Mol. Wt: 570.1

Inv. Status: Custom Synthesis

Montelukast EP Impurity G
Cleanchem Watermark

Cat. No: CL-MTKT-08

CAS No: 774538-96-4

Mol. F: C35H36ClNO3S

Mol. Wt: 586.2

Inv. Status: Custom Synthesis

Montelukast EP Impurity H
Cleanchem Watermark

Cat. No: CL-MTKT-09

CAS No: 851755-56-1

Mol. F: C34H32ClNO4S

Mol. Wt: 586.2

Inv. Status: Custom Synthesis

Montelukast EP Impurity I
Cleanchem Watermark

Cat. No: CL-MTKT-10

CAS No: 2045402-27-3

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: Custom Synthesis

Montelukast Ether Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-11

CAS No: 168214-67-3

Mol. F: C29H26ClNO

Mol. Wt: 440

Inv. Status: Custom Synthesis

Montelukast Ketocarbinol Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-12

CAS No: 2682015-83-2

Mol. F: C34H32ClNO4S

Mol. Wt: 586

Inv. Status: Custom Synthesis

Montelukast Ketone Impurity (USP)
Cleanchem Watermark

Cat. No: CL-MTKT-13

CAS No: 1258428-71-5

Mol. F: C29H26ClNO2

Mol. Wt: 456

Inv. Status: Custom Synthesis

Montelukast Lactone
Cleanchem Watermark

Cat. No: CL-MTKT-14

CAS No: 1100617-38-6

Mol. F: C27H20ClNO2

Mol. Wt: 425.9

Inv. Status: Custom Synthesis

Montelukast Mercapto Acid Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-15

CAS No: 162515-68-6

Mol. F: C6H10O2S

Mol. Wt: 146.2

Inv. Status: Custom Synthesis

Montelukast Methoxymethoxy Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-16

CAS No: 184764-27-0

Mol. F: C37H40ClNO5S

Mol. Wt: 446.2

Inv. Status: Custom Synthesis

Montelukast Methyl Ether
Cleanchem Watermark

Cat. No: CL-MTKT-17

CAS No: 1351973-25-5

Mol. F: C36H38ClNO3S

Mol. Wt: 600.2

Inv. Status: Custom Synthesis

Montelukast Nitrile Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-18

CAS No: 866923-62-8

Mol. F: C35H35ClN2OS

Mol. Wt: 567.2

Inv. Status: Custom Synthesis

Montelukast Racemate (Acid)
Cleanchem Watermark

Cat. No: CL-MTKT-19

CAS No: NA

Mol. F: C35H35ClNNaO3S

Mol. Wt: 608.17

Inv. Status: Custom Synthesis

Montelukast Sodium
Cleanchem Watermark

Cat. No: CL-MTKT-20

CAS No: 151767-02-1

Mol. F: C35H35ClNNaO3S

Mol. Wt: 608.2

Inv. Status: In Stock

Montelukast Sulfone
Cleanchem Watermark

Cat. No: CL-MTKT-21

CAS No: 1266620-74-9

Mol. F: C35H36ClNO5S

Mol. Wt: 618.2

Inv. Status: In Stock

Montelukast Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-22

CAS No: 152922-86-6

Mol. F: C7H11NO3S

Mol. Wt: 189.2

Inv. Status: Custom Synthesis

Montelukast EP Impurity D / E
Cleanchem Watermark

Cat. No: CL-MTKT-23

CAS No: 1242260-05-4

Mol. F: C41H46ClNO5S2

Mol. Wt: 732.4

Inv. Status: Custom Synthesis

Montelukast (3R)-Hydroxy Benzoate
Cleanchem Watermark

Cat. No: CL-MTKT-24

CAS No: 150026-72-5

Mol. F: C28H24ClNO3

Mol. Wt: 458

Inv. Status: In Stock

Montelukast (3R)-Hydroxy Propanol
Cleanchem Watermark

Cat. No: CL-MTKT-25

CAS No: 142542-48-1

Mol. F: C29H28ClNO2

Mol. Wt: 458

Inv. Status: Custom Synthesis

Montelukast (3RS)-Hydroxy Propanol
Cleanchem Watermark

Cat. No: CL-MTKT-26

CAS No: 959235-68-8

Mol. F: C29H28ClNO2

Mol. Wt: 458

Inv. Status: Custom Synthesis

Montelukast (3S)-Hydroxy Benzoate
Cleanchem Watermark

Cat. No: CL-MTKT-27

CAS No: 142569-69-5

Mol. F: C28H24ClNO3

Mol. Wt: 458

Inv. Status: Custom Synthesis

Montelukast (3S)-Hydroxy Methoxymethoxy Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-28

CAS No: 184764-20-3

Mol. F: C31H32ClNO4

Mol. Wt: 518

Inv. Status: Custom Synthesis

Montelukast (3S)-Hydroxy Methylketone
Cleanchem Watermark

Cat. No: CL-MTKT-29

CAS No: 184764-13-4

Mol. F: C28H24ClNO2

Mol. Wt: 442

Inv. Status: Custom Synthesis

Montelukast (3S)-Hydroxy Propanol
Cleanchem Watermark

Cat. No: CL-MTKT-30

CAS No: 142569-70-8

Mol. F: C29H28ClNO2

Mol. Wt: 458

Inv. Status: Custom Synthesis

Montelukast (R)-Hydroxy Metabolite
Cleanchem Watermark

Cat. No: CL-MTKT-31

CAS No: 184763-26-6

Mol. F: C35H36ClNO4S

Mol. Wt: 600.2

Inv. Status: Custom Synthesis

Montelukast (S)-Hydroxy Metabolite
Cleanchem Watermark

Cat. No: CL-MTKT-32

CAS No: 184763-29-9

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: Custom Synthesis

Montelukast 1,2-Diol
Cleanchem Watermark

Cat. No: CL-MTKT-33

CAS No: 186352-97-6

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: Custom Synthesis

Montelukast 3-Oxo Benzoate
Cleanchem Watermark

Cat. No: CL-MTKT-34

CAS No: 149968-11-6

Mol. F: C28H22ClNO3

Mol. Wt: 455.9

Inv. Status: In Stock

Montelukast Acid Methyl Ester
Cleanchem Watermark

Cat. No: CL-MTKT-35

CAS No: 855473-51-7

Mol. F: C36H38ClNO3S

Mol. Wt: 600.2

Inv. Status: In Stock

Montelukast Acyl-Beta-D-Glucuronide Acetate
Cleanchem Watermark

Cat. No: CL-MTKT-36

CAS No: 188717-17-1

Mol. F: C41H38D6ClNO9S

Mol. Wt: 767.34

Inv. Status: Custom Synthesis

Montelukast Amide
Cleanchem Watermark

Cat. No: CL-MTKT-37

CAS No: 866923-63-9

Mol. F: C35H37ClN2O2S

Mol. Wt: 585.5

Inv. Status: Custom Synthesis

Montelukast Dicarboxylic Acid Disodium Salt
Cleanchem Watermark

Cat. No: CL-MTKT-38

CAS No: 213380-27-9

Mol. F: C35H34ClNO5S

Mol. Wt: 616.2

Inv. Status: Custom Synthesis

Montelukast Dicyclohexylamine
Cleanchem Watermark

Cat. No: CL-MTKT-39

CAS No: 577953-88-9

Mol. F: C35H36ClNO3S : C12H23N

Mol. Wt: 586.2 : 181.3

Inv. Status: Custom Synthesis

Montelukast Dihydro Impurity Sodium Salt
Cleanchem Watermark

Cat. No: CL-MTKT-40

CAS No: 142147-98-6

Mol. F: C35H38ClNO3S : Na

Mol. Wt: 588.2:23.0

Inv. Status: Custom Synthesis

Montelukast Disulfide Diacid Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-41

CAS No: 162515-67-5

Mol. F: C12H18O4S2

Mol. Wt: 290.4

Inv. Status: Custom Synthesis

Montelukast Disulfide Dimethyl Ester
Cleanchem Watermark

Cat. No: CL-MTKT-42

CAS No: 1446481-28-2

Mol. F: C14H22O4S2

Mol. Wt: 318.5

Inv. Status: Custom Synthesis

Montelukast Chloroalcohol Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-43

CAS No: 880769-28-8

Mol. F: C29H27CI2NO

Mol. Wt: 446.4

Inv. Status: Custom Synthesis

Montelukast Dehydro Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-44

CAS No: 168214-68-4

Mol. F: C29H26ClNO

Mol. Wt: 440

Inv. Status: Custom Synthesis

Montelukast Impurity 14
Cleanchem Watermark

Cat. No: CL-MTKT-46

CAS No: 120578-03-2

Mol. F: C18H12ClNO

Mol. Wt: 293.8

Inv. Status: In Stock

Montelukast Hydroxy Benzoate
Cleanchem Watermark

Cat. No: CL-MTKT-48

CAS No: 1429878-86-3

Mol. F: C28H24ClNO3

Mol. Wt: 457.95

Inv. Status: In Stock

Montelukast Hydroxy Propanol
Cleanchem Watermark

Cat. No: CL-MTKT-49

CAS No: 1079753-36-8

Mol. F: C29H28ClNO2

Mol. Wt: 458

Inv. Status: In Stock

Montelukast Dihydro Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-50

CAS No: 142147-67-9

Mol. F: C35H38ClNO3S

Mol. Wt: 588.2

Inv. Status: In Stock

Montelukast Sulfoxide Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-51

CAS No: 1152185-58-4

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: In Stock

cis-Montelukast Sulfoxide (Sodium salt)
Cleanchem Watermark

Cat. No: CL-MTKT-52

CAS No: 1428448-97-8

Mol. F: C35H35ClNO4S : Na

Mol. Wt: 601.2 : 23.0

Inv. Status: Custom Synthesis

Montelukast Impurity 3
Cleanchem Watermark

Cat. No: CL-MTKT-53

CAS No: 152922-71-9

Mol. F: C6H9NO

Mol. Wt: 111.1

Inv. Status: Custom Synthesis

Montelukast Impurity 4
Cleanchem Watermark

Cat. No: CL-MTKT-54

CAS No: NA

Mol. F: C45H56ClNO5S2

Mol. Wt: 790.5

Inv. Status: Custom Synthesis

Montelukast Ketone Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-55

CAS No: 1258428-71-5

Mol. F: C29H26ClNO2

Mol. Wt: 456

Inv. Status: Custom Synthesis

Montelukast Racemate
Cleanchem Watermark

Cat. No: CL-MTKT-56

CAS No: 220927-26-4

Mol. F: C35H36ClNO3S

Mol. Wt: 586.2

Inv. Status: Custom Synthesis

Montelukast R-Sulfoxide
Cleanchem Watermark

Cat. No: CL-MTKT-57

CAS No: 184763-47-1

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: Custom Synthesis

Montelukast EP Impurity A (Sodium salt)
Cleanchem Watermark

Cat. No: CL-MTKT-58

CAS No: 190078-45-6

Mol. F: C35H35ClNNaO3S

Mol. Wt: 608.2

Inv. Status: Custom Synthesis

Montelukast S-Sulfoxide
Cleanchem Watermark

Cat. No: CL-MTKT-59

CAS No: 184763-44-8

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: Custom Synthesis

Montelukast Sulfoxide (Mixture of Diastereomers)
Cleanchem Watermark

Cat. No: CL-MTKT-60

CAS No: 1152185-58-4

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: Custom Synthesis

Montelukast Acid Impurity (Sodium salt)
Cleanchem Watermark

Cat. No: CL-MTKT-61

CAS No: NA

Mol. F: C33H28ClNO4S2 : 2(Na)

Mol. Wt: 570.1 : 2(23.0)

Inv. Status: Custom Synthesis

Montelukast Acyl-b-D-Glucuronide Acetate
Cleanchem Watermark

Cat. No: CL-MTKT-62

CAS No: 188717-17-1

Mol. F: C41H44ClNO9S : C2H4O2

Mol. Wt: 762.3 : 60.0

Inv. Status: Custom Synthesis

Montelukast Dicarboxylic Acid
Cleanchem Watermark

Cat. No: CL-MTKT-63

CAS No: 213380-27-9

Mol. F: C35H34ClNO5S

Mol. Wt: 616.2

Inv. Status: Custom Synthesis

Montelukast Dihydrate
Cleanchem Watermark

Cat. No: CL-MTKT-64

CAS No: NA

Mol. F: C35H36ClNO3S 2(H2O)

Mol. Wt: 586.2 2(18.0)

Inv. Status: Custom Synthesis

Montelukast Dimer Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-65

CAS No: 120578-04-3

Mol. F: C28H18Cl2N2

Mol. Wt: 453.4

Inv. Status: Custom Synthesis

Montelukast EP Impurity C (Sodium salt)
Cleanchem Watermark

Cat. No: CL-MTKT-66

CAS No: 909796-71-0

Mol. F: C35H35ClNO4S : Na

Mol. Wt: 601.2 : 23.0

Inv. Status: Custom Synthesis

Montelukast Impurity 1
Cleanchem Watermark

Cat. No: CL-MTKT-67

CAS No: 866923-64-0

Mol. F: C6H9NS

Mol. Wt: 127.2

Inv. Status: Custom Synthesis

Montelukast Impurity 11
Cleanchem Watermark

Cat. No: CL-MTKT-68

CAS No: 855473-50-6

Mol. F: C7H11BrO2

Mol. Wt: 207.1

Inv. Status: Custom Synthesis

Montelukast Impurity 12
Cleanchem Watermark

Cat. No: CL-MTKT-69

CAS No: 3580-97-0

Mol. F: C7H11Br3O2

Mol. Wt: 366.9

Inv. Status: Custom Synthesis

Montelukast Impurity 14
Cleanchem Watermark

Cat. No: CL-MTKT-70

CAS No: 120578-03-2

Mol. F: C18H12ClNO

Mol. Wt: 293.8

Inv. Status: Custom Synthesis

Montelukast Impurity 15
Cleanchem Watermark

Cat. No: CL-MTKT-71

CAS No: 152922-72-0

Mol. F: C8H11NOS

Mol. Wt: 169.2

Inv. Status: Custom Synthesis

Montelukast Impurity 16
Cleanchem Watermark

Cat. No: CL-MTKT-72

CAS No: 149968-10-5

Mol. F: C20H16ClNO

Mol. Wt: 321.8

Inv. Status: Custom Synthesis

Montelukast Impurity 17
Cleanchem Watermark

Cat. No: CL-MTKT-73

CAS No: NA

Mol. F: C42H48ClNO5S2

Mol. Wt: 746.4

Inv. Status: Custom Synthesis

Montelukast Impurity 18
Cleanchem Watermark

Cat. No: CL-MTKT-74

CAS No: 1351973-24-4

Mol. F: C41H44ClNO4S2

Mol. Wt: 714.4

Inv. Status: Custom Synthesis

Montelukast Impurity 19
Cleanchem Watermark

Cat. No: CL-MTKT-75

CAS No: 181139-72-0

Mol. F: C28H24ClNO3

Mol. Wt: 458

Inv. Status: Custom Synthesis

Montelukast Impurity 20
Cleanchem Watermark

Cat. No: CL-MTKT-76

CAS No: 287930-77-2

Mol. F: C29H28ClNO2

Mol. Wt: 458

Inv. Status: Custom Synthesis

Montelukast Impurity 21
Cleanchem Watermark

Cat. No: CL-MTKT-77

CAS No: NA

Mol. F: C35H36ClNO4S

Mol. Wt: 602.2

Inv. Status: Custom Synthesis

Montelukast Impurity 8
Cleanchem Watermark

Cat. No: CL-MTKT-78

CAS No: 136476-38-5

Mol. F: C7H14O6S2

Mol. Wt: 258.3

Inv. Status: Custom Synthesis

Montelukast Impurity 9
Cleanchem Watermark

Cat. No: CL-MTKT-79

CAS No: 807638-71-7

Mol. F: C30H30ClNO4S

Mol. Wt: 536.1

Inv. Status: Custom Synthesis

Montelukast KSM-II Lactone Impurity
Cleanchem Watermark

Cat. No: CL-MTKT-80

CAS No: 162515-66-4

Mol. F: C6H8OS

Mol. Wt: 128.2

Inv. Status: Custom Synthesis

Montelukast Potassium
Cleanchem Watermark

Cat. No: CL-MTKT-81

CAS No: 577953-87-8

Mol. F: C35H35ClNO3S K

Mol. Wt: 585.2 39.1

Inv. Status: Custom Synthesis

Montelukast Racemate Dicyclohexylamine
Cleanchem Watermark

Cat. No: CL-MTKT-82

CAS No: NA

Mol. F: C35H36ClNO3S : C12H23N

Mol. Wt: 586.2 : 181.3

Inv. Status: Custom Synthesis

Montelukast EP Impurity B (Sodium salt)
Cleanchem Watermark

Cat. No: CL-MTKT-83

CAS No: 1146137-52-1

Mol. F: C35H33ClNO2S : Na

Mol. Wt: 567.2 : 23.0

Inv. Status: Custom Synthesis

Montelukast EP Impurity G (Sodium salt)
Cleanchem Watermark

Cat. No: CL-MTKT-84

CAS No: 1428448-96-7

Mol. F: C35H35ClNO3S : Na

Mol. Wt: 585.2 : 23.0

Inv. Status: Custom Synthesis

Montelukast Thioglucolate Analog
Cleanchem Watermark

Cat. No: CL-MTKT-85

CAS No: NA

Mol. F: C45H56ClNO5S2

Mol. Wt: 790.5

Inv. Status: Custom Synthesis

Montelukast Impurity 10
Cleanchem Watermark

Cat. No: CL-MTKT-86

CAS No: NA

Mol. F: C45H56ClNO5S2

Mol. Wt: 790.5

Inv. Status: Custom Synthesis

Montelukast-D6 Sodium Salt
Cleanchem Watermark

Cat. No: CL-MTKT-87

CAS No: 2673270-26-1

Mol. F: C35H29D6ClNO3S

Mol. Wt: 591.2 23.0

Inv. Status: Custom Synthesis

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