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| Product | Description | |
|---|---|---|
| Dihydro montelukast | Dihydro montelukast is a potential impurity found in commercial montelukast preparations. Montelukast sodium salt is a potent and selective cysteinyl leukotriene 1 (CysLT1) receptor antagonist. Synonyms: ZINC58649359; 1-[[[ (1R) -1-[3-[2- (7-chloro-2-quinolinyl) ethyl]phenyl]-3-[2- (1-hydroxy-1-methylethyl) phenyl]propyl]thio]methyl]-cyclopropaneacetic acid. Grades: ≥98%. CAS No. 142147-67-9. Molecular formula: C35H38ClNO3S. Mole weight: 588.2. |  |
| Dihydro Montelukast Sodium Salt | A Montelukast impurity. A saturated hydroxyalkylquinoline acid as leukotriene antagonist and biosynthesis inhibitor. Group: Biochemicals. Alternative Names: (R) -1- [ [ [1- [3- [2- (7-Chloro-2-quinolinyl) ethyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] thio] methyl] cyclopropaneacetic Acid Monosodium Salt. Grades: Highly Purified. CAS No. 142147-98-6. Pack Sizes: 1mg, 2mg, 5mg. US Biological Life Sciences. |  Worldwide |
| Montelukast Dihydro Impurity | An impurity of Montelukast Sodium, which is a leukotriene receptor antagonist (LTRA) used for the maintenance treatment of asthma and to relieve symptoms of seasonal allergies. Synonyms: (R) -1- [ [ [1- [3- [2- (7-Chloro-2-quinolinyl) ethyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] thio] methyl] cyclopropaneacetic Acid Monosodium Salt. Grades: > 95%. CAS No. 142147-98-6. Molecular formula: C35H38ClNO3S. Mole weight: 588.22. | |
| (3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one | (3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Uses: An impurity formed during the preparation of montelukast. Synonyms: (3S)-3-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-4,5-dihydro-3H-2-benzoxepin-1-one; (3S)-3-[3-[(1E)-2-(7-CHLORO-2-QUINOLINYL)ETHENYL]PHENYL]-4,5-DIHYDRO-2-BENZOXEPIN-1(3H)-ONE; SCHEMBL2564296; ZINC38601565; HE168455. Grades: 95%. CAS No. 1100617-38-6. Molecular formula: C27H20ClNO2. Mole weight: 425.91. | |
| Montelukast Cyclized Ether impurity | Montelukast Cyclized Ether impurity. Uses: For analytical and research use. Group: Impurity standards. CAS No. 168214-67-3. Pack Sizes: 5MG. IUPAC Name: 7-chloro-2-[2-[3-(1,1-dimethyl-4,5-dihydro-3H-2-benzoxepin-3-yl)phenyl]ethenyl]quinoline. Molecular formula: C29H26ClNO. Mole weight: 439.98. Catalog: APS168214673. SMILES: CC1(C)OC(CCc2ccccc12)c3cccc(C=Cc4ccc5ccc(Cl)cc5n4)c3. Format: Neat. Shipping: Room Temperature. |  |
| (3S) -3-[3-[ (1E) -2- (7-Chloro-2-quinolinyl) ethenyl]phenyl]-4, 5-dihydro-2-benzoxepin-1 (3H) -one | An impurity formed during the preparation of Montelukast. Group: Biochemicals. Grades: Highly Purified. CAS No. 1100617-38-6. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
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