Product Information

Montelukast Sodium EP Impurity A

Catalogue number	MON-011
Product Name	Montelukast Sodium EP Impurity A
Sub Category	Pharma Reference Standard; Pharmaceutical/API Drug Impurities/Metabolites
API	Montelukast
CAS Number	190078-45-6
Alternate CAS Number	Free Acid: 220927-27-5
HS Code	29339900
Molecular formula	C₃₅H₃₅ClNNaO₃S
Molecular Weight	608.17
Synonyms	1-[[[(1S)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic Acid Sodium Salt; L 768232; Montelukast EP Impurity A
Appearance	Pale Yellow to Light Yellow Solid
Melting Point	112-115°C
Storage	Refrigerator, Under Inert Atmosphere
Solubility	Chloroform (Slightly), Methanol (Slightly), Water (Slightly)
Stability	No Data Available
Boiling Point	No Data Available
Applications	ent-Montelukast Sodium Salt (Montelukast EP Impurity A) is the S-enantiomer of Montelukast. Results indicate that there is no apparent bioinversion of Montelukast to its S-enantiomer in humans.
Information	This product is for commercial use only and strictly NOT for human or animal consumption
Shipping Condition	Stable to be shipped at room temperature
Inventory Status	In Stock
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Product Overview Technical Data

Chemical Name: Montelukast Sodium EP Impurity A

Synonym: 1-[[[(1S)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic Acid Sodium Salt; L 768232; Montelukast EP Impurity A