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Showing 2005–2016 of 2651 results

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Monomethyl Fumarate

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Monothioglycerol (3-Mercapto-1,2-propanediol)

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Montelukast

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Montelukast

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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

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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

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Impurity and Reference Standards

Montelukast Acid Racemate

$350.00 – $1,800.00
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Montelukast Acid Racemate; 1-[[[(1RS)-1-[3-[(1E-2-(7-Choloro-2-quinolinyl)ethenyl]phenyl}-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methly]cyclopropaneacetic acid

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Montelukast Dicyclohexylamine

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Impurity and Reference Standards

Montelukast EP Impurity A

$250.00 – $975.00
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Montelukast EP Impurity B (= USP Impurity F) [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

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Montelukast EP Impurity C (= USP Impurity A) Montelukast S-Oxide; [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