RR PharmaceuticalsRR Pharmaceuticals
Montelukast Acid
Reference Standards

Montelukast Acid

Montelukast Acid

R,E)-2-(1-((1-(3-(2-(7-Chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(2-hydroxypropan-2-yl)phenyl)propylthio)methyl)cyclopropyl)acetic acid

USP/EP grade reference standard used for identification, assay, and quality control testing of Montelukast Acid-containing formulations.

Specifications

Chemical Name
R,E)-2-(1-((1-(3-(2-(7-Chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(2-hydroxypropan-2-yl)phenyl)propylthio)methyl)cyclopropyl)acetic acid
CAS No.
158966-92-8
Catalogue No.
RR-MTK-M0701
Molecular Formula
C35H36ClNO3S
Molecular Weight
586.18 g/mol
Ask a Question

Related Products

Montelukast Acid Methyl Ester
API Impurities

Montelukast Acid Methyl Ester

Montelukast Acid Methyl Ester

CAS No: 855473-51-7

Cat. No: RR-MTK-M0702

View details
Montelukast 1,2-Diol (Mixture of Diastereomers) ; 2-Hydroxy Montelukast
API Impurities

Montelukast 1,2-Diol (Mixture of Diastereomers) ; 2-Hydroxy Montelukast

Montelukast 1,2-Diol (Mixture of Diastereomers) ; 2-Hydroxy Montelukast

CAS No: 186352-97-6

Cat. No: RR-MTK-M0703

View details
Montelukast 3-Oxo Benzoate
API Impurities

Montelukast 3-Oxo Benzoate

Montelukast 3-Oxo Benzoate

CAS No: 149968-11-6

Cat. No: RR-MTK-M0704

View details
Montelukast 3-Hydroxy Impurity
API Impurities

Montelukast 3-Hydroxy Impurity

Montelukast 3-Hydroxy Impurity

CAS No: 150026-72-5

Cat. No: RR-MTK-M0705

View details
Montelukast (3R)-Hydroxy Propanol
API Impurities

Montelukast (3R)-Hydroxy Propanol

Montelukast (3R)-Hydroxy Propanol

CAS No: 150026-75-8

Cat. No: RR-MTK-M0706

View details
Montelukast (3S)-Hydroxy Methoxymethoxy Impurity
API Impurities

Montelukast (3S)-Hydroxy Methoxymethoxy Impurity

Montelukast (3S)-Hydroxy Methoxymethoxy Impurity

CAS No: 184764-20-3

Cat. No: RR-MTK-M0707

View details
Montelukast (3S)-Hydroxy Methylketone
API Impurities

Montelukast (3S)-Hydroxy Methylketone

Montelukast (3S)-Hydroxy Methylketone

CAS No: 184764-13-4

Cat. No: RR-MTK-M0708

View details
Montelukast Amide
API Impurities

Montelukast Amide

Montelukast Amide

CAS No: 866923-63-9

Cat. No: RR-MTK-M0709

View details
Montelukast Dicarboxylic Acid Disodium Salt
API Impurities

Montelukast Dicarboxylic Acid Disodium Salt

Montelukast Dicarboxylic Acid Disodium Salt

CAS No: 213380-27-9 (Diacid)

Cat. No: RR-MTK-M0710

View details
Montelukast Dicyclohexylamine ; Montelukast DCHA
API Impurities

Montelukast Dicyclohexylamine ; Montelukast DCHA

Montelukast Dicyclohexylamine ; Montelukast DCHA

CAS No: 577953-88-9

Cat. No: RR-MTK-M0711

View details
Montelukast Dihydro Impurity; Dihydro Montelukast (Acid)
API Impurities

Montelukast Dihydro Impurity; Dihydro Montelukast (Acid)

Montelukast Dihydro Impurity; Dihydro Montelukast (Acid)

CAS No: 142147-98-6 (sodium salt)

Cat. No: RR-MTK-M0712

View details
Montelukast Disulfide Diacid Impurity
API Impurities

Montelukast Disulfide Diacid Impurity

Montelukast Disulfide Diacid Impurity

CAS No: 162515-67-5

Cat. No: RR-MTK-M0713

View details
Montelukast Disulfide Dimethyl Ester
API Impurities

Montelukast Disulfide Dimethyl Ester

Montelukast Disulfide Dimethyl Ester

CAS No: 1446481-28-2

Cat. No: RR-MTK-M0714

View details
Montelukast Sulfone
API Impurities

Montelukast Sulfone

Montelukast Sulfone

CAS No: 1266620-74-9

Cat. No: RR-MTK-M0715

View details
Montelukast Sodium
API Impurities

Montelukast Sodium

Montelukast Sodium

CAS No: 151767-02-1

Cat. No: RR-MTK-M0716

View details
Montelukast Nitrile Impurity
API Impurities

Montelukast Nitrile Impurity

Montelukast Nitrile Impurity

CAS No: 866923-62-8

Cat. No: RR-MTK-M0717

View details
Montelukast Methyl Ether
API Impurities

Montelukast Methyl Ether

Montelukast Methyl Ether

CAS No: 1351973-25-5

Cat. No: RR-MTK-M0718

View details
Montelukast Mercapto Acid Impurity
API Impurities

Montelukast Mercapto Acid Impurity

Montelukast Mercapto Acid Impurity

CAS No: 162515-68-6

Cat. No: RR-MTK-M0719

View details
Montelukast Lactone
API Impurities

Montelukast Lactone

Montelukast Lactone

CAS No: 1100617-38-6

Cat. No: RR-MTK-M0720

View details
Montelukast Ketocarbinol Impurity ; Montelukast Hydroxymethylcarbonyl Analog
API Impurities

Montelukast Ketocarbinol Impurity ; Montelukast Hydroxymethylcarbonyl Analog

Montelukast Ketocarbinol Impurity ; Montelukast Hydroxymethylcarbonyl Analog

CAS No: NA

Cat. No: RR-MTK-M0721

View details
Montelukast Ketone Impurity (USP); Montelukast 3-Oxo Propanol Impurity
API Impurities

Montelukast Ketone Impurity (USP); Montelukast 3-Oxo Propanol Impurity

Montelukast Ketone Impurity (USP); Montelukast 3-Oxo Propanol Impurity

CAS No: 1258428-71-5

Cat. No: RR-MTK-M0722

View details
Montelukast EP Impurity A;Montelukast Sodium (S)-Isomer
API Impurities

Montelukast EP Impurity A;Montelukast Sodium (S)-Isomer

Montelukast EP Impurity A;Montelukast Sodium (S)-Isomer

CAS No: 190078-45-6

Cat. No: RR-MTK-M0723

View details
Montelukast EP Impurity B;Montelukast USP RC F;Montelukast Methylstyrene ; Dehydro Montelukast ; Styrene Montelukast
API Impurities

Montelukast EP Impurity B;Montelukast USP RC F;Montelukast Methylstyrene ; Dehydro Montelukast ; Styrene Montelukast

Montelukast EP Impurity B;Montelukast USP RC F;Montelukast Methylstyrene ; Dehydro Montelukast ; Styrene Montelukast

CAS No: 918972-54-0

Cat. No: RR-MTK-M0724

View details
Montelukast EP Impurity C; Montelukast USP RC A; Montelukast Sulfoxide ; Montelukast S-Oxide
API Impurities

Montelukast EP Impurity C; Montelukast USP RC A; Montelukast Sulfoxide ; Montelukast S-Oxide

Montelukast EP Impurity C; Montelukast USP RC A; Montelukast Sulfoxide ; Montelukast S-Oxide

CAS No: 909849-96-3

Cat. No: RR-MTK-M0725

View details
Montelukast EP Impurity D; Montelukast USP RC C; Montelukast Bis-Sulfide (Mixture of Diastereomers) ; Montelukast Michael Adduct (R,R)-Isomer
API Impurities

Montelukast EP Impurity D; Montelukast USP RC C; Montelukast Bis-Sulfide (Mixture of Diastereomers) ; Montelukast Michael Adduct (R,R)-Isomer

Montelukast EP Impurity D; Montelukast USP RC C; Montelukast Bis-Sulfide (Mixture of Diastereomers) ; Montelukast Michael Adduct (R,R)-Isomer

CAS No: 1187586-61-3

Cat. No: RR-MTK-M0726

View details
Montelukast EP Impurity E; Montelukast USP RC D; Michael Adduct (R,S)-Isomer
API Impurities

Montelukast EP Impurity E; Montelukast USP RC D; Michael Adduct (R,S)-Isomer

Montelukast EP Impurity E; Montelukast USP RC D; Michael Adduct (R,S)-Isomer

CAS No: 1187586-58-8

Cat. No: RR-MTK-M0727

View details
Montelukast EP Impurity F; Montelukast USP RC E; Montelukast Methylketone
API Impurities

Montelukast EP Impurity F; Montelukast USP RC E; Montelukast Methylketone

Montelukast EP Impurity F; Montelukast USP RC E; Montelukast Methylketone

CAS No: 937275-23-5

Cat. No: RR-MTK-M0728

View details
Montelukast EP Impurity G; Montelukast USP RC B; Montelukast cis Isomer
API Impurities

Montelukast EP Impurity G; Montelukast USP RC B; Montelukast cis Isomer

Montelukast EP Impurity G; Montelukast USP RC B; Montelukast cis Isomer

CAS No: 774538-96-4

Cat. No: RR-MTK-M0729

View details
Montelukast EP Impurity H; Montelukast Methoxycarbonyl Analog
API Impurities

Montelukast EP Impurity H; Montelukast Methoxycarbonyl Analog

Montelukast EP Impurity H; Montelukast Methoxycarbonyl Analog

CAS No: 851755-56-1

Cat. No: RR-MTK-M0730

View details
Montelukast EP Impurity I;Montelukast alpha-Hydroxy Analog
API Impurities

Montelukast EP Impurity I;Montelukast alpha-Hydroxy Analog

Montelukast EP Impurity I;Montelukast alpha-Hydroxy Analog

CAS No: 2045402-27-3

Cat. No: RR-MTK-M0732

View details