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MICHAEL ADDUCTS 1 AND 2 IMPURITY
  • CAT No: ALL-MON-MA
  • CAS No : 2125943-58-8
  • Molecular Formula: C41H46ClNO5S2
  • Molecular Weight : 732.39
  • Inventory Status: IN STOCK-970-103
Montelukast (3R)-Hydroxy Benzoate
  • CAT No: ALL-MON-2160
  • CAS No : 150026-72-5
  • Molecular Formula: C28H24ClNO3
  • Molecular Weight : 457.95
  • Inventory Status: In Stock-926-103
Montelukast (3R)-Hydroxy Propanol / Montelukast (3R)-Hydroxy Propanol
  • CAT No: ALL-MON-2161
  • CAS No : 150026-75-8
  • Molecular Formula: C29H28ClNO2
  • Molecular Weight : 457.99
  • Inventory Status: In Stock-927-103
Montelukast (3RS)-Hydroxy Propanol
  • CAT No: ALL-MON-2162
  • CAS No : NA
  • Molecular Formula: C29H28ClNO2
  • Molecular Weight : 457.99
  • Inventory Status: In Stock-928-103
Montelukast (3S)-Chloro Alcohol Impurity
  • CAT No: ALL-MON-2163
  • CAS No : NA
  • Molecular Formula: C29H27Cl2NO
  • Molecular Weight : 476.44
  • Inventory Status: In Stock-929-103
Montelukast (3S)-Hydroxy Benzoate
  • CAT No: ALL-MON-2164
  • CAS No : 142569-69-5
  • Molecular Formula: C28H24ClNO3
  • Molecular Weight : 457.95
  • Inventory Status: In Stock-930-103
Montelukast (3S)-Hydroxy Methoxymethoxy Impurity
  • CAT No: ALL-MON-2165
  • CAS No : 184764-20-3
  • Molecular Formula: C31H32ClNO4
  • Molecular Weight : 518.04
  • Inventory Status: In Stock-931-103
Montelukast (3S)-Hydroxy Methylketone
  • CAT No: ALL-MON-2166
  • CAS No : 184764-13-4
  • Molecular Formula: C28H24ClNO2
  • Molecular Weight : 441.1496
  • Inventory Status: In Stock-932-103
Montelukast (3S)-Hydroxy Propanol
  • CAT No: ALL-MON-2167
  • CAS No : 287930-77-2
  • Molecular Formula: C29H28ClNO2
  • Molecular Weight : 457.99
  • Inventory Status: In Stock-933-103
Montelukast (R)-Hydroxy Metabolite
  • CAT No: ALL-MON-2168
  • CAS No : 184763-26-6
  • Molecular Formula: C35H36ClNO4S
  • Molecular Weight : 602.18
  • Inventory Status: In Stock-934-103
Montelukast (S)-Hydroxy Metabolite
  • CAT No: ALL-MON-2169
  • CAS No : 184763-29-9
  • Molecular Formula: C35H36ClNO4S
  • Molecular Weight : 602.18
  • Inventory Status: In Stock-935-103
Montelukast 1,2-Diol / Montelukast 1,2-Diol (Mixture of Diastereomers)
  • CAT No: ALL-MON-2170
  • CAS No : 186352-97-6
  • Molecular Formula: C35H36ClNO4S
  • Molecular Weight : 602.18
  • Inventory Status: In Stock-936-103
Montelukast 3-Oxo Benzoate
  • CAT No: ALL-MON-2171
  • CAS No : 149968-11-6
  • Molecular Formula: C28H22ClNO3
  • Molecular Weight : 455.93
  • Inventory Status: In Stock-937-103
Montelukast Acid
  • CAT No: ALL-MON-2172
  • CAS No : 158966-92-8
  • Molecular Formula: C35H36ClNO3S
  • Molecular Weight : 586.18
  • Inventory Status: In Stock-938-103
Montelukast Acid Methyl Ester / Montelukast Methyl Ester
  • CAT No: ALL-MON-2173
  • CAS No : NA
  • Molecular Formula: C36H38ClNO3S
  • Molecular Weight : 600.21
  • Inventory Status: In Stock-939-103
Montelukast Acid Methyl Ester Methyl Ether
  • CAT No: ALL-MON-2174
  • CAS No : NA
  • Molecular Formula: C37H40ClNO3S
  • Molecular Weight : 614.24
  • Inventory Status: In Stock-940-103
Montelukast Acid Racemate
  • CAT No: ALL-MON-2175
  • CAS No : NA
  • Molecular Formula: C35H36ClNO3S
  • Molecular Weight : 586.18
  • Inventory Status: In Stock-942-103
Montelukast Amide
  • CAT No: ALL-MON-2177
  • CAS No : 866923-63-9
  • Molecular Formula: C35H37ClN2O2S
  • Molecular Weight : 585.2
  • Inventory Status: In Stock-943-103
Montelukast Dicarboxylic Acid Disodium Salt / Montelukast Dicarboxylic Acid (Mixture of Diastereomers)
  • CAT No: ALL-MON-2178
  • CAS No : 213380-27-9 (Diacid)
  • Molecular Formula: C35H32ClNNa2O5S
  • Molecular Weight : 660.13
  • Inventory Status: In Stock-944-103
Montelukast Dicyclohexylamine / Montelukast DCHA
  • CAT No: ALL-MON-2179
  • CAS No : 577953-88-9
  • Molecular Formula: C47H59ClN2O3S
  • Molecular Weight : 767.5
  • Inventory Status: In Stock-945-103
Montelukast Dihydro Acid / Dihydro Montelukast (Acid)
  • CAT No: ALL-MON-2180
  • CAS No : 142147-98-6 (sodium salt)
  • Molecular Formula: C35H38ClNO3S
  • Molecular Weight : 588.2
  • Inventory Status: In Stock-946-103
Montelukast Disulfide Diacid Impurity / Montelukast Disulfide Impurity
  • CAT No: ALL-MON-2181
  • CAS No : 162515-67-5
  • Molecular Formula: C12H18O4S2
  • Molecular Weight : 290.4
  • Inventory Status: In Stock-947-103
Montelukast Disulfide Dimethyl Ester
  • CAT No: ALL-MON-2182
  • CAS No : 1446481-28-2
  • Molecular Formula: C14H22O4S2
  • Molecular Weight : 318.45
  • Inventory Status: In Stock-948-103
Montelukast EP Impurity A | Montelukast S-Isomer
  • CAT No: ALL-MON-A2
  • CAS No : 190078-45-6 (Na salt)/ 220927-27-5 (Acid)
  • Molecular Formula: C35H35ClNNaO3S (Na salt) | C35H36ClNO3S (Free Base)
  • Molecular Weight : 608.17 (Na Salt) | 586.18 (Free Base)
  • Inventory Status: In Stock-949-103
Montelukast EP Impurity B | Montelukast USP Related Compound F
  • CAT No: ALL-M03689
  • CAS No : 918972-54-0
  • Molecular Formula: C35H34ClNO2S
  • Molecular Weight : 568.17
  • Inventory Status: In Stock-950-103
Montelukast EP Impurity C | Montelukast USP Related Compound A
  • CAT No: ALL-M03690
  • CAS No : 909849-96-3
  • Molecular Formula: C35H36ClNO4S
  • Molecular Weight : 602.18
  • Inventory Status: In Stock-951-103
Montelukast EP Impurity D | Montelukast USP Related Compound C
  • CAT No: ALL-MON-D
  • CAS No : 1187586-61-3
  • Molecular Formula: C41H46ClNO5S2
  • Molecular Weight : 732.39
  • Inventory Status: In Stock-952-103
Montelukast EP Impurity E / Montelukast USP Related Compound D / Michael Adduct (R,S)-Isomer
  • CAT No: ALL-MON-E
  • CAS No : 1187586-58-8
  • Molecular Formula: C41H46ClNO5S2
  • Molecular Weight : 732.39
  • Inventory Status: In Stock-953-103
Montelukast EP Impurity F | Montelukast USP Related Compound E
  • CAT No: ALL-MON-F
  • CAS No : 937275-23-5
  • Molecular Formula: C34H32ClNO3S
  • Molecular Weight : 570.14
  • Inventory Status: In Stock-954-103
Montelukast EP Impurity G | Montelukast USP Related Compound B
  • CAT No: ALL-M02881
  • CAS No : 774538-96-4
  • Molecular Formula: C35H36ClNO3S
  • Molecular Weight : 586.18
  • Inventory Status: In Stock-955-103
Montelukast EP Impurity H
  • CAT No: ALL-MON-2190
  • CAS No : 851755-56-1 (Base)/906107-37-7 (HCl)
  • Molecular Formula: C34H32ClNO4S
  • Molecular Weight : 586.14
  • Inventory Status: In Stock-956-103
Montelukast EP Impurity I
  • CAT No: ALL-MON-2191
  • CAS No : NA
  • Molecular Formula: C35H36ClNO4S
  • Molecular Weight : 602.18
  • Inventory Status: In Stock-957-103
Montelukast Ether Impurity
  • CAT No: ALL-MON-2192
  • CAS No : 168214-67-3
  • Molecular Formula: C29H26ClNO
  • Molecular Weight : 439.98
  • Inventory Status: In Stock-958-103
Montelukast Ketocarbinol Impurity |  Montelukast Hydroxymethylcarbonyl Analog
  • CAT No: ALL-MON-2193
  • CAS No : NA
  • Molecular Formula: C34H32ClNO4S
  • Molecular Weight : 586.14
  • Inventory Status: In Stock-959-103
Montelukast Ketone Impurity (USP) |  Montelukast 3-Oxo Propanol Impurity
  • CAT No: ALL-MON-2194
  • CAS No : 1258428-71-5
  • Molecular Formula: C29H26ClNO2
  • Molecular Weight : 455.98
  • Inventory Status: In Stock-960-103
Montelukast Lactone
  • CAT No: ALL-MON-2195
  • CAS No : 1100617-38-6
  • Molecular Formula: C27H20ClNO2
  • Molecular Weight : 425.91
  • Inventory Status: In Stock-961-103
Montelukast Mercapto Acid Impurity / 3-(Mercaptomethyl)cyclopropane acetic acid
  • CAT No: ALL-MON-2196
  • CAS No : 162515-68-6
  • Molecular Formula: C6H10O2S
  • Molecular Weight : 146.21
  • Inventory Status: In Stock-962-103
Montelukast Methoxymethoxy Impurity
  • CAT No: ALL-MON-2197
  • CAS No : 184764-27-0
  • Molecular Formula: C37H40ClNO5S
  • Molecular Weight : 646.24
  • Inventory Status: In Stock-964-103
Montelukast Methyl Ether
  • CAT No: ALL-MON-2198
  • CAS No : 1351973-25-5
  • Molecular Formula: C36H38ClNO3S
  • Molecular Weight : 600.21
  • Inventory Status: In Stock-965-103
Montelukast Nitrile Impurity
  • CAT No: ALL-MON-2199
  • CAS No : 866923-62-8
  • Molecular Formula: C35H35ClN2OS
  • Molecular Weight : 567.18
  • Inventory Status: In Stock-966-103
Montelukast Sodium
  • CAT No: ALL-MON-2200
  • CAS No : 151767-02-1
  • Molecular Formula: C35H35ClNNaO3S
  • Molecular Weight : 608.17
  • Inventory Status: In Stock-967-103
Montelukast Sulfone
  • CAT No: ALL-MON-2201
  • CAS No : 1266620-74-9
  • Molecular Formula: C35H36ClNO5S
  • Molecular Weight : 618.18
  • Inventory Status: In Stock-968-103