Impurity - Montelukast

cis-Montelukast Sulfoxide

cis-Montelukast Sulfoxide

CAS No. : 1428448-97-8

CAT No. : KMM006001

Formula : C35H35ClNO4S : Na

FW : 601.2 : 23.0

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Montelukast

Montelukast

CAS No. : 158966-92-8

CAT No. : KMM006002

Formula : C35H36ClNO3S

FW : 586.2

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Montelukast (3R)-Hydroxy Propanol

Montelukast (3R)-Hydroxy Propanol

CAS No. : 150026-75-8

CAT No. : KMM006004

Formula : C29H28ClNO2

FW : 458.0

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Montelukast (3RS)-Hydroxy Propanol

Montelukast (3RS)-Hydroxy Propanol

CAS No. : 959235-68-8

CAT No. : KMM006005

Formula : C29H28ClNO2

FW : 458.0

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Montelukast (3S)-Hydroxy Methylketone

Montelukast (3S)-Hydroxy Methylketone

CAS No. : 184764-13-4

CAT No. : KMM006008

Formula : C28H24ClNO2

FW : 442.0

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Montelukast (3S)-Hydroxy Propanol

Montelukast (3S)-Hydroxy Propanol

CAS No. : 142569-70-8

CAT No. : KMM006009

Formula : C29H28ClNO2

FW : 458.0

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Montelukast 3-Oxo Benzoate

Montelukast 3-Oxo Benzoate

CAS No. : 149968-11-6

CAT No. : KMM006013

Formula : C28H22ClNO3 

FW : 455.9

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Montelukast Acid Methyl Ester

Montelukast Acid Methyl Ester

CAS No. : 855473-51-7

CAT No. : KMM006015

Formula : C36H38ClNO3S

FW : 600.2

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Montelukast Amide

Montelukast Amide

CAS No. : 866923-63-9

CAT No. : KMM006017

Formula : C35H37ClN2O2S

FW : 585.2

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Montelukast Dihydro Impurity

Montelukast Dihydro Impurity

CAS No. : 142147-98-6

CAT No. : KMM006023

Formula : C35H38ClNO3S : Na

FW : 588.2 : 23.0

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Montelukast Disulfide Diacid Impurity

Montelukast Disulfide Diacid Impurity

CAS No. : 162515-67-5

CAT No. : KMM006025

Formula : C12H18O4S2

FW : 290.4

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Montelukast Dicyclohexylamine

Montelukast Dicyclohexylamine

CAS No. : 577953-88-9

CAT No. : KMM006021

Formula : C35H36ClNO3S : C12H23N

FW : 586.2 : 181.3

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Montelukast Disulfide Dimethyl Ester

Montelukast Disulfide Dimethyl Ester

CAS No. : 1446481-28-2

CAT No. : KMM006026

Formula : C14H22O4S2

FW : 318.5

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Montelukast EP Impurity B

Montelukast EP Impurity B

CAS No. : 918972-54-0

CAT No. : KMM006027

Formula : C35H34ClNO2S

FW : 568.2

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Montelukast EP Impurity C

Montelukast EP Impurity C

CAS No. : 909849-96-3

CAT No. : KMM006028

Formula : C35H36ClNO4S

FW : 602.2

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Montelukast EP Impurity D

Montelukast EP Impurity D

CAS No. : 1187586-61-3

CAT No. : KMM006030

Formula : C41H46ClNO5S2

FW : 732.4

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Montelukast EP Impurity D / E

Montelukast EP Impurity D / E

CAS No. : 1242260-05-4

CAT No. : KMM006031

Formula : C41H46ClNO5S2

FW : 732.4

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Montelukast EP Impurity E

Montelukast EP Impurity E

CAS No. : 1187586-58-8

CAT No. : KMM006032

Formula : C41H46ClNO5S2

FW : 732.4

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Montelukast EP Impurity F

Montelukast EP Impurity F

CAS No. : 937275-23-5

CAT No. : KMM006033

Formula : C34H32ClNO3S

FW : 570.1

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Montelukast EP Impurity G

Montelukast EP Impurity G

CAS No. : 774538-96-4

CAT No. : KMM006034

Formula : C35H36ClNO3S

FW : 586.2

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Montelukast EP Impurity H

Montelukast EP Impurity H

CAS No. : 851755-56-1

CAT No. : KMM006035

Formula : C34H32ClNO4S

FW : 586.1

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Montelukast Ether Impurity

Montelukast Ether Impurity

CAS No. : 168214-67-3

CAT No. : KMM006037

Formula : C29H26ClNO

FW : 440.0

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Montelukast Impurity

Montelukast Impurity

CAS No. : 152922-86-6

CAT No. : KMM006038

Formula : C7H11NO3S

FW : 189.2

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Montelukast Impurity 10

Montelukast Impurity 10

CAS No. : NA

CAT No. : KMM006040

Formula : C45H56ClNO5S2

FW : 790.5

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Montelukast Impurity 3

Montelukast Impurity 3

CAS No. : 152922-71-9

CAT No. : KMM006050

Formula : C6H9NO

FW : 111.1

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Montelukast Impurity 4

Montelukast Impurity 4

CAS No. : NA

CAT No. : KMM006051

Formula : C45H56ClNO5S2

FW : 790.5

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Montelukast Ketone Impurity

Montelukast Ketone Impurity

CAS No. : 1258428-71-5

CAT No. : KMM006055

Formula : C29H26ClNO2

FW : 456.0

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Montelukast Mercapto Acid Impurity

Montelukast Mercapto Acid Impurity

CAS No. : 162515-68-6

CAT No. : KMM006058

Formula : C6H10O2S

FW : 146.2

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Montelukast Methyl Ether

Montelukast Methyl Ether

CAS No. : 1351973-25-5

CAT No. : KMM006060

Formula : C36H38ClNO3S

FW : 600.2

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Montelukast Nitrile Impurity

Montelukast Nitrile Impurity

CAS No. : 866923-62-8

CAT No. : KMM006061

Formula : C35H35ClN2OS

FW : 567.2

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Montelukast Racemate

Montelukast Racemate

CAS No. : 220927-26-4

CAT No. : KMM006064

Formula : C35H36ClNO3S

FW : 586.2

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Montelukast R-Sulfoxide

Montelukast R-Sulfoxide

CAS No. : 184763-47-1

CAT No. : KMM006063

Formula : C35H36ClNO4S

FW : 602.2

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Montelukast Sodium

Montelukast Sodium

CAS No. : 151767-02-1

CAT No. : KMM006067

Formula : C35H35ClNNaO3S

FW : 608.2

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Montelukast Sodium EP Impurity A

Montelukast Sodium EP Impurity A

CAS No. : 190078-45-6

CAT No. : KMM006068

Formula : C35H35ClNNaO3S

FW : 608.2

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Montelukast S-Sulfoxide

Montelukast S-Sulfoxide

CAS No. : 184763-44-8

CAT No. : KMM006066

Formula : C35H36ClNO4S

FW : 602.2

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Montelukast Chloroalcohol impurity

Montelukast Chloroalcohol impurity

CAS No. : 880769-28-8

CAT No. : KMM006018

Formula : C29H27CI2NO

FW : 476.4

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Montelukast EP Impurity I

Montelukast EP Impurity I

CAS No. : 2045402-27-3

CAT No. : KMM006036

Formula : C35H36ClNO4S

FW : 602.2

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Montelukast Thioglucolate Analog

Montelukast Thioglucolate Analog

CAS No. : NA

CAT No. : KMM006072

Formula : C45H56ClNO5S2

FW : 790.5

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Montelukast (3R)-Hydroxy Benzoate

Montelukast (3R)-Hydroxy Benzoate

CAS No. : 150026-72-5

CAT No. : KMM006003

Formula : C28H24ClNO3

FW : 458.0

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Montelukast (3S)-Hydroxy Benzoate

Montelukast (3S)-Hydroxy Benzoate

CAS No. : 142569-69-5

CAT No. : KMM006006

Formula : C28H24ClNO3

FW : 458.0

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Montelukast (3S)-Hydroxy Methoxymethoxy Impurity

Montelukast (3S)-Hydroxy Methoxymethoxy Impurity

CAS No. : 184764-20-3

CAT No. : KMM006007

Formula : C31H32ClNO4

FW : 518.0

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Montelukast (R)-Hydroxy Metabolite

Montelukast (R)-Hydroxy Metabolite

CAS No. : 184763-26-6

CAT No. : KMM006010

Formula : C35H36ClNO4S

FW : 602.2

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Montelukast (S)-Hydroxy Metabolite

Montelukast (S)-Hydroxy Metabolite

CAS No. : 184763-29-9

CAT No. : KMM006011

Formula : C35H36ClNO4S

FW : 602.2

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Montelukast 1,2-Diol

Montelukast 1,2-Diol

CAS No. : 186352-97-6

CAT No. : KMM006012

Formula : C35H36ClNO4S

FW : 602.2

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Montelukast Acid Impurity

Montelukast Acid Impurity

CAS No. : NA

CAT No. : KMM006014

Formula : C33H28ClNO4S2 : 2(Na)

FW : 570.1 : 2(23.0)

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Montelukast Acyl-β-D-Glucuronide Acetate

Montelukast Acyl-β-D-Glucuronide Acetate

CAS No. : 188717-17-1

CAT No. : KMM006016

Formula : C43H48ClNO11S

FW : 822.4

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Montelukast Dehydro Impurity

Montelukast Dehydro Impurity

CAS No. : 168214-68-4

CAT No. : KMM006019

Formula : C29H26ClNO

FW : 440.0

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Montelukast Dicarboxylic Acid

Montelukast Dicarboxylic Acid

CAS No. : 213380-27-9

CAT No. : KMM006020

Formula : C35H34ClNO5S

FW : 616.2

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Montelukast Dihydrate

Montelukast Dihydrate

CAS No. : NA

CAT No. : KMM006022

Formula : C35H36ClNO3S : 2(H2O)

FW : 586.2 : 2(18.0)

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Montelukast Dimer Impurity

Montelukast Dimer Impurity

CAS No. : 120578-04-3

CAT No. : KMM006024

Formula : C28H18Cl2N2

FW : 453.4

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Montelukast EP Impurity C (sodium salt)

Montelukast EP Impurity C (sodium salt)

CAS No. : 909796-71-0

CAT No. : KMM006029

Formula : C35H35ClNO4S : Na

FW : 601.2 : 23.0

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Montelukast Impurity 1

Montelukast Impurity 1

CAS No. : 866923-64-0

CAT No. : KMM006039

Formula : C6H9NS

FW : 127.2

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Montelukast Impurity 11

Montelukast Impurity 11

CAS No. : 855473-50-6

CAT No. : KMM006041

Formula : C7H11BrO2

FW : 207.1

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Montelukast Impurity 12

Montelukast Impurity 12

CAS No. : 3580-97-0

CAT No. : KMM006042

Formula : C7H11Br3O2

FW : 366.9

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Montelukast Impurity 14

Montelukast Impurity 14

CAS No. : 120578-03-2

CAT No. : KMM006043

Formula : C18H12ClNO

FW : 293.8

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Montelukast Impurity 15

Montelukast Impurity 15

CAS No. : 152922-72-0

CAT No. : KMM006044

Formula : C8H11NOS

FW : 169.2

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Montelukast Impurity 16

Montelukast Impurity 16

CAS No. : 149968-10-5

CAT No. : KMM006045

Formula : C20H16ClNO

FW : 321.8

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Montelukast Impurity 17

Montelukast Impurity 17

CAS No. : NA

CAT No. : KMM006046

Formula : C42H48ClNO5S2

FW : 746.4

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Montelukast Impurity 18

Montelukast Impurity 18

CAS No. : 1351973-24-4

CAT No. : KMM006047

Formula : C41H44ClNO4S2

FW : 714.4

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Montelukast Impurity 19

Montelukast Impurity 19

CAS No. : 181139-72-0

CAT No. : KMM006048

Formula : C28H24ClNO3

FW : 458.0

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Montelukast Impurity 20

Montelukast Impurity 20

CAS No. : 287930-77-2

CAT No. : KMM006049

Formula : C29H28ClNO2

FW : 458.0

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Montelukast Impurity 8

Montelukast Impurity 8

CAS No. : 136476-38-5

CAT No. : KMM006052

Formula : C7H14O6S2

FW : 258.3

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Montelukast Impurity 9

Montelukast Impurity 9

CAS No. : 807638-71-7

CAT No. : KMM006053

Formula : C30H30ClNO4S

FW : 536.1

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Montelukast Ketocarbinol Impurity

Montelukast Ketocarbinol Impurity

CAS No. : 2682015-83-2

CAT No. : KMM006054

Formula : C34H32ClNO4S

FW : 586.1

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Montelukast KSM-II Lactone Impurity

Montelukast KSM-II Lactone Impurity

CAS No. : 162515-66-4

CAT No. : KMM006056

Formula : C6H8OS

FW : 128.2

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Montelukast Lactone

Montelukast Lactone

CAS No. : 1100617-38-6

CAT No. : KMM006057

Formula : C27H20ClNO2

FW : 425.9

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Montelukast Methoxymethoxy Impurity

Montelukast Methoxymethoxy Impurity

CAS No. : 184764-27-0

CAT No. : KMM006059

Formula : C37H40ClNO5S

FW : 646.2

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Montelukast Potassium

Montelukast Potassium

CAS No. : 577953-87-8

CAT No. : KMM006062

Formula : C35H35ClNO3S : K

FW : 585.2 : 39.1

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Montelukast Racemate Dicyclohexylamine

Montelukast Racemate Dicyclohexylamine

CAS No. : NA

CAT No. : KMM006065

Formula : C35H36ClNO3S : C12H23N

FW : 586.2 : 181.3

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Montelukast Sodium EP Impurity G

Montelukast Sodium EP Impurity G

CAS No. : 1428448-96-7

CAT No. : KMM006070

Formula : C35H35ClNO3S : Na

FW : 585.2 : 23.0

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Montelukast Sodium EP Impurity B

Montelukast Sodium EP Impurity B

CAS No. : 1146137-52-1

CAT No. : KMM006069

Formula : C35H33ClNO2S : Na

FW : 567.2 : 23.0

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Montelukast Sulfone

Montelukast Sulfone

CAS No. : 1266620-74-9

CAT No. : KMM006071

Formula : C35H36ClNO5S

FW : 618.2

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Montelukast-D6 Sodium Salt

Montelukast-D6 Sodium Salt

CAS No. : 2673270-26-1

CAT No. : KMM006073

Formula : C35H29D6ClNO3S : Na

FW : 591.2 : 23.0

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