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| Product | Description | |
|---|---|---|
| Montelukast Impurity 2 | Montelukast Impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 168214-68-4. Molecular formula: C29H26ClNO. Mole weight: 439.98. Catalog: APB168214684. |  |
| Montelukast cyclizate ether impurity | Montelukast cyclizate ether impurity. Group: Biochemicals. Alternative Names: 7-Chloro-2- [2- [3- (1, 3, 4, 5-tetrahydro-1, 1-dimethyl-2-benzoxepin-3-yl) phenyl] ethenyl] quinoline. Grades: Highly Purified. CAS No. 168214-67-3. Pack Sizes: 2mg, 5mg, 10mg, 25mg, 50mg. Molecular Formula: C29H26ClNO. US Biological Life Sciences. |  Worldwide |
| Montelukast Cyclizate Ether Impurity | Montelukast Cyclizate Ether Impurity. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-7-chloro-2-(3-(1,1-dimethyl-1,3,4,5-tetrahydrobenzo[c]oxepin-3-yl)styryl)quinoline. CAS No. 1040351-42-5. Molecular formula: C29H26ClNO. Mole weight: 439.98. Catalog: APB1040351425. | |
| 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. | |
| Montelukast cyclopropaneacetamide-d6 (Impurity) | Montelukast cyclopropaneacetamide-d6 (Impurity). Group: Biochemicals. Alternative Names: 1- [ [ [ (1R) -1- [3- [ (1E) -2- (7-Chloro-2-quinolinyl) ethenyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] thio] methyl] -cyclopropaneacetamide-d6. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C35H31D6ClN2O2S, Molecular Weight: 591.24. US Biological Life Sciences. | Worldwide |
| Montelukast cyclopropaneacetamide (Impurity) | Montelukast cyclopropaneacetamide (Impurity). Group: Biochemicals. Alternative Names: 1- [ [ [ (1R) -1- [3- [ (1E) -2- (7-Chloro-2-quinolinyl) ethenyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] thio] methyl] -cyclopropaneacetamide. Grades: Highly Purified. CAS No. 866923-63-9. Pack Sizes: 10mg. Molecular Formula: C35H37ClN2O2S, Molecular Weight: 585.2. US Biological Life Sciences. | Worldwide |
| Montelukast Ketocarbinol Impurity | Montelukast Ketocarbinol Impurity. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS002376. Format: Neat. | |
| Montelukast Ketocarbinol Impurity | Montelukast Ketocarbinol is an impurity of the antiasthmatic drug Montelukast. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| 1,1'-[Dithiobis(methylene)]biscyclopropaneacetic Acid | 1,1'-[Dithiobis(methylene)]biscyclopropaneacetic Acid is an intermediate of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Synonyms: 1-[1-Carboxymethyl-cyclopropylmethyldisulfanylmethyl)cyclopropyl]acetic acid; Montelukast Disulfide Impurity; Cyclopropaneacetic acid, 1,1'-[dithiobis(methylene)]bis-; 2,2'-[Disulfanediylbis(methylene-1,1-cyclopropanediyl)]diacetic acid; 2,2'-((Disulfanediylbis(methylene))bis(cyclopropane-1,1-diyl))diacetic acid. Grade: ≥90%. CAS No. 162515-67-5. Molecular formula: C12H18O4S2. Mole weight: 290.40. |  |
| 1- [ [ [ (1R) -1- [3- [ (2S, R) -2- [ [ (1-Carboxycyclopropyl ) methyl ] thio] -2- (7-chloro-2-quinolinyl) ethyl] phenyl] -3- [2- (1-hydroxy-1- methyl ethyl) phenyl] propyl ] thio] methyl cyclopropaneacetic Acid | 1- [ [ [ (1R) -1- [3- [ (2S, R) -2- [ [ (1-Carboxycyclopropyl ) methyl ] thio] -2- (7-chloro-2-quinolinyl) ethyl] phenyl] -3- [2- (1-hydroxy-1- methyl ethyl) phenyl] propyl ] thio] methyl cyclopropaneacetic Acid is derived from Montelukast Methyl Ester (M568080), which is an impurity of the antiasthmatic drug Montelukast (M568000), a selective leukotriene D4-receptor antagonist. Used as an anti-asthmatic. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 500ug, 1mg. Molecular Formula: C41H46ClNO5S2, Molecular Weight: 732.39. US Biological Life Sciences. | Worldwide |
| 1-[[[(1R)-1-[3-[(2S,R)-2-[[(1-Carboxycyclopropyl)methyl]thio]-2-(7-chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methylcyclopropaneacetic Acid | 1-[[[(1R)-1-[3-[(2S,R)-2-[[(1-Carboxycyclopropyl)methyl]thio]-2-(7-chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methylcyclopropaneacetic Acid is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Molecular formula: C41H46ClNO5S2. Mole weight: 732.39. | |
| 1,3-Bis[2-(7-chloro-2-quinolyl)vinyl]benzene | 1,3-Bis[2-(7-chloro-2-quinolyl)vinyl]benzene is an impurity of Montelukast, which is a leukotriene receptor antagonist indicated for the maintenance treatment of asthma and to relieve symptoms of seasonal allergies. Synonyms: 1,3-Bis[(E)-2-(7-chloroquinoline-2-yl)vinyl]benzene; 2,2'-{1,3-Phenylenedi[(E)ethene-2,1-diyl]}bis(7-chloroquinoline); (E, E) -2, 2'- (1, 3-Pphenylenedi- 2, 1- ethenediyl) bis[7- chloro-quinoline]; Montelukast Impurity 18. Grade: ≥95%. CAS No. 120578-04-3. Molecular formula: C28H18Cl2N2. Mole weight: 453.36. | |
| (1- (Cyanomethyl) cyclopropyl) methyl Methanesulfonate | (1- (Cyanomethyl) cyclopropyl) methyl Methanesulfonate is an impurity of Montelukast (M568000), a selective leukotriene D4-receptor antagonist. Used as an antiasthmatic. Group: Biochemicals. Grades: Highly Purified. CAS No. 152922-86-6. Pack Sizes: 100mg, 1g. Molecular Formula: C7H11NO3S, Molecular Weight: 189.23. US Biological Life Sciences. | Worldwide |
| (1-(Cyanomethyl)cyclopropyl)methyl Methanesulfonate | (1-(Cyanomethyl)cyclopropyl)methyl Methanesulfonate is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Synonyms: 1-[[(Methylsulfonyl)oxy]methyl]cyclopropaneacetonitrile. CAS No. 152922-86-6. Molecular formula: C7H11NO3S. Mole weight: 189.23. | |
| 2-[2-[(3S)-3-[3-[(E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[(methanesulfonyl)oxy]propyl]phenyl]-2-propanol | 2-[2-[(3S)-3-[3-[(E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[(methanesulfonyl)oxy]propyl]phenyl]-2-propanol is an intermediate of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Synonyms: (αS)-α-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-2-(1-hydroxy-1-methylethyl)benzenepropanol α-Methanesulfonate; Montelukast Impurity 35; Benzenepropanol, α-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-2-(1-hydroxy-1-methylethyl)-, α-methanesulfonate, (αS)-; 2-[2-[(3S)-3-[3-[(E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[(methanesulfonyl)oxy]propyl]phenyl]-2-propanol. Grade: ≥95%. CAS No. 807638-71-7. Molecular formula: C30H30ClNO4S. Mole weight: 536.08. | |
| 2,2-Dimethoxy-d6 Montelukast | 2,2-Dimethoxy Montelukast is an intermediate in the synthesis of Methoxy-d3 Montelukast (M264527), a labeled impurity of Montelukast (M568000), a selective leukotriene D4-receptor antagonist. Used as an antiasthmatic. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg, 100mg. Molecular Formula: C37H34D6ClNO3S, Molecular Weight: 620.27. US Biological Life Sciences. | Worldwide |
| 2,2'-((Disulfanediylbis(methylene))bis(cyclopropane-1,1-diyl))bis(2-hydroxyacetic Acid) Diethyl Ester | 2,2'-((Disulfanediylbis(methylene))bis(cyclopropane-1,1-diyl))bis(2-hydroxyacetic Acid) Diethyl Ester is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Synonyms: Diethyl 2,2'-((Disulfanediylbis(methylene))bis(cyclopropane-1,1-diyl))bis(2-hydroxyacetate). Molecular formula: C16H26O6S2. Mole weight: 378.50. | |
| 2-[3- (S) -[3- (2- (7-Chloro-2-quinolinyl) ethenyl) phenyl]-3-hydroxypropyl]phenyl-2-propanol | A montelukast impurity. Group: Biochemicals. Alternative Names: (S) -α -[3-[2- (7-Chloro-2-quinolinyl) ethenyl]phenyl]-2- (1-hydroxy-1-methylethyl) benzenepropanol. Grades: Highly Purified. CAS No. 287930-77-2. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| 2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]phenyl-2-propanol | 2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]phenyl-2-propanol is a montelukast impurity, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Uses: A montelukast impurity. Synonyms: Montelukast Diene; Montelukast Diol Impurity; Montelukast (3S)-Hydroxy Propanol; 2-[2-[3(S)-[3-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-hydroxypropyl]phenyl-2-propanol. Grade: 98%. CAS No. 287930-77-2. Molecular formula: C29H28ClNO2. Mole weight: 457.99. | |
| 2'-Des(1-hydroxy-1-methylethyl)-2'-carboxy Montelukast Bissodium Salt | 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: Sodium (R,E)-2-(3-(((1-(Carboxylatomethyl)cyclopropyl)methyl)thio)-3-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)propyl)benzoate; Montelukast Impurity 7; 2-((E)-3-((R,E)-1-(((1-(carboxymethyl)cyclopropyl)methyl)sulfonyl)-3-(2-carboxyphenyl)allyl)styryl)-7-chloroquinoline 1-oxide Sodium. Grade: > 95%. Molecular formula: C33H28ClNNa2O4S. Mole weight: 616.08. | |
| 2-Des(1-hydroxy-1-methylethyl)-2-carboxy Montelukast Bissodium Salt | 2-Des(1-hydroxy-1-methylethyl)-2-carboxy Montelukast Bissodium Salt is an impurity of Montelukast Sodium Salt (M568000), a selective leukotriene D4-receptor antagonist. Used as an antiasthmatic. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 50mg, 500mg. Molecular Formula: C33H28ClNNa2O4S, Molecular Weight: 616.08. US Biological Life Sciences. | Worldwide |
| 2'-Des(1-hydroxy-1-methylethyl)-2'-methycarboxy Montelukast Hydrochloride | 2'-Des(1-hydroxy-1-methylethyl)-2'-methycarboxy Montelukast Hydrochloride is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Synonyms: 2-[1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-(2-methoxycarbonylphenyl)propyl]thio]methyl]cyclopropyl]acetic Acid Hydrochloride; 2-[(3R)-3-[[[1-(Carboxymethyl)cyclopropyl]methyl]thio]-3-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]propyl]benzoic Acid 1-Methyl Ester Hydrochloride. CAS No. 906107-37-7. Molecular formula: C34H33Cl2NO4S. Mole weight: 622.60. | |
| 2-Des(1-hydroxy-1-methylethyl)-2-methycarboxy Montelukast Hydrochloride | 2-Des(1-hydroxy-1-methylethyl)-2-methycarboxy Montelukast Hydrochloride is an impurity of Montelukast (M568000), a selective leukotriene D4-receptor antagonist. Group: Biochemicals. Grades: Highly Purified. CAS No. 906107-37-7. Pack Sizes: 25mg, 100mg. Molecular Formula: C34H33Cl2NO4S. US Biological Life Sciences. | Worldwide |
| 2- ( (E) -3- ( (1S) -1- ( (tert-Butyldimethylsilyl) oxy) -3- (2- (2- ( (tert-butyldimethylsilyl) oxy) oxiran-2-yl) phenyl) propyl) styryl) -7-chloroquinoline 1-Oxide | 2- ( (E) -3- ( (1S) -1- ( (tert-Butyldimethylsilyl) oxy) -3- (2- (2- ( (tert-butyldimethylsilyl) oxy) oxiran-2-yl) phenyl) propyl) styryl) -7-chloroquinoline 1-Oxide is an impurity of the antiasthmatic drug Montelukast (M568000). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 10mg. Molecular Formula: C40H52ClNO4Si2. US Biological Life Sciences. | Worldwide |
| 2-((E)-3-((1S)-1-((tert-Butyldimethylsilyl)oxy)-3-(2-(2-((tert-butyldimethylsilyl)oxy)oxiran-2-yl)phenyl)propyl)styryl)-7-chloroquinoline 1-Oxide | 2-((E)-3-((1S)-1-((tert-Butyldimethylsilyl)oxy)-3-(2-(2-((tert-butyldimethylsilyl)oxy)oxiran-2-yl)phenyl)propyl)styryl)-7-chloroquinoline 1-Oxide is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Grade: 98%. Molecular formula: C40H52ClNO4Si2. Mole weight: 702.47. | |
| (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 |
| Alpha-Hydroxy Montelukast | Alpha-Hydroxy Montelukast. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Montelukast Sodium Imp. I (EP), Cyclopropaneacetic acid, 1-[[[(1R)-1-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]-?-hydroxy-. CAS No. 2045402-27-3. IUPAC Name: 2-[1-[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydroxypropan-2-yl)phenyl]propyl]sulfanylmethyl]cyclopropyl]-2-hydroxyacetic acid. Molecular formula: C35H36ClNO4S. Mole weight: 602.18. Catalog: APS2045402273. SMILES: CC(C)(O)c1ccccc1CC[C@@H](SCC2(CC2)C(O)C(=O)O)c3cccc(\C=C\c4ccc5ccc(Cl)cc5n4)c3. Format: Neat. | |
| cis-Montelukast | cis-Montelukast. Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 10MG. Catalog: APS006785. Format: Neat. Shipping: Ice pack (-20°C). | |
| cis-Montelukast | The cis geometric isomer of Montelukast. An impurity of Montelukast. Group: Biochemicals. Alternative Names: 1- [ [ [ (1R) -1- [3- [ (1Z) -2- (7-Chloro-2-quinolinyl) ethenyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] thio] methyl] cyclopropaneacetic Acid. Grades: Highly Purified. CAS No. 774538-96-4. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Des[3-[[(1-Carboxymethyl)cyclopropyl]methyl]thio]-2-propenyl Montelukast Mesylate | Des[3-[[(1-Carboxymethyl)cyclopropyl]methyl]thio]-2-propenyl Montelukast Mesylate is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Synonyms: 2-[(2E)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-2-propen-1-yl]-α,α-dimethyl-benzenemethanol Methanesulfonate. CAS No. 1187586-82-8. Molecular formula: C30H30ClNO4S. Mole weight: 536.08. | |
| 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. Grade: ≥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 Bis-sulfide (mixture of diastereomers) | Montelukast Bis-sulfide (mixture of diastereomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-[[[(1R)-1-[3-[(1RS)-1-[[[1-(Carboxymethyl)cyclopropyl]methyl]sulfanyl]-2-(7-chloroquinolin-2-yl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic Acid, Montekulast Sodium Imp. D+E (Mixture of Stereoisomers) (EP), 1-[[[(1R)-1-[3-[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. CAS No. 1242260-05-4. Pack Sizes: 10MG. IUPAC Name: 2-[1-[[(1R)-1-[3-[1-[[1-(carboxymethyl)cyclopropyl]methylsulfanyl]-2-(7-chloroquinolin-2-yl)ethyl]phenyl]-3-[2-(2-hydroxypropan-2-yl)phenyl]propyl]sulfanylmethyl]cyclopropyl]acetic acid. Molecular formula: C41H46ClNO5S2. Mole weight: 732.39. Catalog: APS1242260054. SMILES: CC(C)(O)c1ccccc1CC[C@@H](SCC2(CC(=O)O)CC2)c3cccc(c3)C(Cc4ccc5ccc(Cl)cc5n4)SCC6(CC(=O)O)CC6. Format: Neat. Shipping: Room Temperature. | |
| Montelukast Bis-sulfide (Mixture of Diastereomers) | Montelukast impurity. Group: Biochemicals. Alternative Names: 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. Grades: Highly Purified. CAS No. 1187586-61-3. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| Montelukast dicyclohexylamine | United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standardsbritish pharmacopoeiaeuropean pharmacopoeia (ph. eur.)impurity standardspharmaceutical toxicologypharmacopoeial standards. Alternative Names: 2-[1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropyl]acetic acid dicyclohexylamine salt, Cyclopropaneacetic acid, 1-[[[(1R)-1-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]-, compd. with N-cyclohexylcyclohexanamine (1:1) (9CI),Montelukast Dicyclohexylamine, Montelukast dicyclohexylamine salt. | |
| Montelukast Methyl Ketone | Montelukast impurity. A leukotriene antagonist useful as anti-asthmatic, anti-allergic, anti-inflammatory and cytoprotective agent. Group: Biochemicals. Alternative Names: 1-[[[(1R)-3-(2-Acetylphenyl)-1-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]p. Grades: Highly Purified. CAS No. 937275-23-5. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| Montelukast Methyl Ketone | Montelukast Methyl Ketone. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Montekulast Sodium Imp. F (EP), Mok-3 Keto,1-[[[(1R)-3-(2-Acetylphenyl)-1-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]propyl]thio]methyl]-cyclopropaneacetic Acid, Montelukast Methyl Ketone. CAS No. 937275-23-5. Pack Sizes: 10MG. IUPAC Name: 2-[1-[[(1R)-3-(2-acetylphenyl)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]propyl]sulfanylmethyl]cyclopropyl]acetic acid. Molecular formula: C34H32ClNO3S. Mole weight: 570.14. Catalog: APS937275235. SMILES: CC(=O)c1ccccc1CC[C@@H](SCC2(CC(=O)O)CC2)c3cccc(\C=C\c4ccc5ccc(Cl)cc5n4)c3. Format: Neat. Shipping: Room Temperature. | |
| Montelukast Styrene | Montelukast impurity. Group: Biochemicals. Alternative Names: 1- [ [ [ (1R) -1- [3- [ (1E) -2- (7-Chloro-2-quinolinyl) ethenyl] phenyl] -3- [2- (1-methylethenyl) phenyl] propyl] thio] methyl] . Grades: Highly Purified. CAS No. 918972-54-0. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Montelukast Styrene | Montelukast Styrene. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Montekulast Sodium Imp. B (EP), 1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]thio]methyl]-cyclopropaneacetic Acid,Montelukast Sodium Imp. B (EP), Montelukast Imp. B (EP), Montelukast Styrene. CAS No. 918972-54-0. IUPAC Name: 2-[1-[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-(2-prop-1-en-2-ylphenyl)propyl]sulfanylmethyl]cyclopropyl]acetic acid. Molecular formula: C35H34ClNO2S. Mole weight: 568.17. Catalog: APS918972540. SMILES: CC(=C)c1ccccc1CC[C@@H](SCC2(CC(=O)O)CC2)c3cccc(\C=C\c4ccc5ccc(Cl)cc5n4)c3. Format: Neat. | |
| Montelukast Sulfone | Montelukast Sulfone. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Montelukast Sulfone,1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]sulfonyl]methyl]cyclopropaneacetic Acid. CAS No. 1266620-74-9. IUPAC Name: 2-[1-[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydroxypropan-2-yl)phenyl]propyl]sulfonylmethyl]cyclopropyl]acetic acid. Molecular formula: C35H36ClNO5S. Mole weight: 618.18. Catalog: APS1266620749. SMILES: CC(C)(O)c1ccccc1CC[C@H](c2cccc(\C=C\c3ccc4ccc(Cl)cc4n3)c2)S(=O)(=O)CC5(CC(=O)O)CC5. Format: Neat. | |
| Montelukast Sulfone. | Montelukast impurity. Group: Biochemicals. Alternative Names: 1- [ [ [1- [3- [2- (7-Chloro-2-quinolinyl) ethenyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] sulfonyl] methyl] cyclopropaneacetic Acid. Grades: Highly Purified. CAS No. 1266620-74-9. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Montelukast Sulfoxide (Mixture of Diastereomers) | Montelukast Sulfoxide (Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Montelukast Sulfoxide,1-[[[1-[3-[2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]sulfinyl]methyl]cyclopropaneacetic Acid. CAS No. 909849-96-3. IUPAC Name: 2-[1-[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydroxypropan-2-yl)phenyl]propyl]sulfinylmethyl]cyclopropyl]acetic acid. Molecular formula: C35H36ClNO4S. Mole weight: 602.18. Catalog: APS909849963. SMILES: CC(C)(O)c1ccccc1CC[C@H](c2cccc(\C=C\c3ccc4ccc(Cl)cc4n3)c2)S(=O)CC5(CC(=O)O)CC5. Format: Neat. | |
| (R,E)-2-(1-(((1-(3-(2-(7-Chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(methoxy(methyl)carbamoyl)phenyl)propyl)thio)methyl)cyclopropyl)acetic Acid | (R,E)-2-(1-(((1-(3-(2-(7-Chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(methoxy(methyl)carbamoyl)phenyl)propyl)thio)methyl)cyclopropyl)acetic Acid is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Molecular formula: C35H35ClN2O4S. Mole weight: 615.18. | |
| (S,E)-2-(3-(1-((tert-Butyldimethylsilyl)oxy)-3-(2-(1-((tert-butyldimethylsilyl)oxy)vinyl)phenyl)propyl)styryl)-7-chloroquinoline | (S,E)-2-(3-(1-((tert-Butyldimethylsilyl)oxy)-3-(2-(1-((tert-butyldimethylsilyl)oxy)vinyl)phenyl)propyl)styryl)-7-chloroquinoline is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Molecular formula: C40H52ClN2Si2. Mole weight: 652.48. | |
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