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QM201219
Montelukast Sulfone
Molecular Formula: C35H36ClNO5S
Molecular Weight: 618.18
CAS No.: 1266620-74-9
QM201220
Montelukast Ether Impurity
Molecular Formula: C29H26ClNO
Molecular Weight: 439.98
CAS No.: 168214-67-3
QM201221
Montelukast Lactone
Molecular Formula: C27H20ClNO2
Molecular Weight: 425.91
CAS No.: 1100617-38-6
QM201222
Montelukast Dihydro Impurity
Molecular Formula: C35H38ClNO3S
Molecular Weight: 588.2
CAS No.: 142147-67-9；142147-98-6 (sodium salt)
QM201223
Montelukast 1,2-Diol
Molecular Formula: C35H36ClNO4S
Molecular Weight: 602.18
CAS No.: 186352-97-6
QM201224
Montelukast Disulfide Impurity
Molecular Formula: C12H18O4S2
Molecular Weight: 290.39
CAS No.: 162515-67-5
QM201225
Montelukast Mercapto Impurity
Molecular Formula: C6H10O2S
Molecular Weight: 146.21
CAS No.: 162515-68-6
QM201226
Montelukast (3RS)-Hydroxy Propanol
Molecular Formula: C29H28ClNO2
Molecular Weight: 457.99
CAS No.: 1079753-36-8
QM201227
Montelukast Acid Methyl Ester Racemate
Molecular Formula: C36H38ClNO3S
Molecular Weight: 600.21
CAS No.: 855473-51-7
QM201228
Montelukast 3-Oxo Propanol
Molecular Formula: C29H26ClNO2
Molecular Weight: 455.98
CAS No.: NA
QM201229
Montelukast Amide
Molecular Formula: C35H37ClN2O2S
Molecular Weight: 585.2
CAS No.: 866923-63-9
QM201230
Montelukast Ketocarbinol Impurity
Molecular Formula: C34H32ClNO4S
Molecular Weight: 586.14
CAS No.: NA
QM201231
Montelukast Dicyclohexylamine
Molecular Formula: C35H36ClNO3S C12H23N
Molecular Weight: 586.18 181.32
CAS No.: 577953-88-9 ;158966-92-8(free base)
QM201232
Montelukast Sodium
Molecular Formula: C35H35ClNNaO3S
Molecular Weight: 608.17
CAS No.: 151767-02-1
QM201233
Montelukast EP Impurity A;ent-Montelukast
Molecular Formula: C35H35ClNNaO3S
Molecular Weight: 608.17
CAS No.: 190078-45-6;220927-27-5(free base)
QM201234
Montelukast EP Impurity B
Molecular Formula: C35H34ClNO2S
Molecular Weight: 568.17
CAS No.: 918972-54-0;1146137-52-1(Na salt)
QM201235
Montelukast Impurity 9
Molecular Formula: C35H35ClN2OS
Molecular Weight: 567.18
CAS No.: 866923-62-8
QM201236
Montelukast Impurity 10
Molecular Formula: C36H38ClNO3S
Molecular Weight: 600.21
CAS No.: 855473-51-7
QM201237
Montelukast Impurity 11
Molecular Formula: C7H11BrO2
Molecular Weight: 207.07
CAS No.: 855473-50-6
QM201238
Montelukast Impurity 12
Molecular Formula: CH3I
Molecular Weight: 141.94
CAS No.: 74-88-4
QM201239
Montelukast Impurity 13
Molecular Formula: C30H26ClNO3S
Molecular Weight: 516.05
CAS No.: NA
QM201241
Montelukast Impurity 15
Molecular Formula: C4H10O4S
Molecular Weight: 154.18
CAS No.: 64-67-5
QM201242
Montelukast Impurity 16
Molecular Formula: C7H18ClN
Molecular Weight: 151.68
CAS No.: 10052-47-8
QM201243
Montelukast Impurity 17
Molecular Formula: C8H20ClN
Molecular Weight: 165.7
CAS No.: 66-40-0
QM201244
Montelukast Impurity 18
Molecular Formula: C35H36ClNO4S
Molecular Weight: 602.18
CAS No.: 1152185-58-4
QM201245
Montelukast Impurity 19
Molecular Formula: C34H32ClNO4S
Molecular Weight: 586.14
CAS No.: NA
QM201246
Montelukast-d6 Sodium Salt
Molecular Formula: C35H29D6ClNNaO3S
Molecular Weight: 614.2
CAS No.: 151767-02-1 (non-labelled)
QM201247
Montelukast Impurity 21
Molecular Formula: C22H18ClNO
Molecular Weight: 347.84
CAS No.: NA
QM201248
Montelukast Impurity 22
Molecular Formula: C28H24ClNO2
Molecular Weight: 441.95
CAS No.: NA
QM201249
Montelukast Impurity 23
Molecular Formula: C28H24ClNO3
Molecular Weight: 457.95
CAS No.: NA