MTL01: Montelukast (Acid)
1-[1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid
[CAS # 158966-92-8]
MTL02: Montelukast Sodium [CAS # 151767-02-1]
MTL03: 2-(2-(3S-(2-(7-chloro-2-quinolinyl)- ethenyl-phenyl)-3-hydroxy-propyl)phenyl)-2-propanol
[CAS # 142569-70-8]
MTL04: 3-(Mercaptomethyl)cyclopropane acetic acid [ CAS # 162515-68-6 ]
MTL05: 2-(3S-(2-(7-chloro-2-quinolinyl)-ethenyl-phenyl)-3-hydroxy-propyl)-1-methoxycarbonylbenzene
[CAS # 142569-69-5; 181139-72-0]
MTL06: 2-(3-(2-(7-chloro-2-quinolinyl)-ethenyl-phenyl)-3-oxo-propyl)-1-methoxycarbonylbenzene
[CAS # 133791-17-0; 149968-11-6]
MTL07: Montelukast Sulfoxide
Synonym: Montelukast EP Impurity C (= USP Impurity A) ; Montelukast S-Oxide
CAS Name: [1-[[[1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydrox-ypropan-2-yl)phenyl]propyl]sulfinyl]methyl]cyclopropyl]acetic acid.
[CAS # 909849-96-3]
MTL08: Montelukast Sulfone
MTL09: Montelukast cis Isomer
Synonym: Montelukast EP Impurity G (= USP Impurity B)
CAS Name: [1-[[[(1R)-1-[3-[(Z)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydroxypropan-
2-yl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid.
[CAS # 774538-96-4]
MTL10: Montelukast Methylketone Impurity
Synonym: Montelukast EP Impurity F (= USP Impurity E)
CAS Name: [1-[[[(1R)-3-(2-acetylphenyl)-1-[3-[(E)-2-(7-chloroquinolin-2-
yl)ethenyl]phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid.
[CAS # 937275-23-5]
MTL11: Montelukast Methylstyrene Impurity
Synonym: Montelukast EP Impurity B (= USP Impurity F)
CAS Name: [1-[[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(prop-1-en-2-
yl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid.
[CAS # 918972-54-0]
MTL12: Montelukast 1,2-Diol
1-[1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1,2-diol-2-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid
[CAS # 186352-97-6]
MTL13: Montelukast Disulfide Impurity
MTL14: Montelukast Ether Impurity [CAS # 168214-67-3]
MTL15: Montelukast Dicyclohexylamine [CAS # 577953-88-9]
MTL16: Montelukast Dihydro Impurity
(1R)-1-[[[1-[3-[2-(7-Chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid
[CAS # 142147-98-6 for sodium salt]
MTL17: Montelukast Lactone
MTL18: Montelukast Michael Adduct R,R-Isomer
Synonyms: Montelukast EP Impurity D (= USP Impurity C)
1-[[[(1R)-1-[3-[(1R)-1-[[[1-(Carboxymethyl)cyclopropyl]methyl]thio]-2-(7-chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl) phenyl] propyl] thio]methyl]-cyclopropaneacetic acid
MTL19: Montelukast Michael Adduct R,S-Isomer
Synonyms: Montelukast EP Impurity E (= USP Impurity D)
1-[[[(1R)-1-[3-[(1S)-1-[[[1-(Carboxymethyl)cyclopropyl]methyl]thio]-2-(7-chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl) phenyl] propyl] thio]methyl]-cyclopropaneacetic acid
MTL20: Montelukast Sodium Racemate
1-[1-[[[(1RS)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid sodium salt
MTL21: Montelukast Sodium S-Isomer
Synonym: Montelukast Sodium EP Impurity A
1-[1-[[[(1S)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid sodium salt
[CAS # 190078-45-6]
|