Montelukast Sodium Hydrate
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This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition
Issued and maintained by the United States Pharmacopeial Convention (USP)
(1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic Acid Sodium Salt Hydrate), C35H35CINO3S·Na·xH2O 608.17 (anhydrous) CAS RN®: 151767-02-1.
(anhydrous)-Use a suitable grade with a content of NLT 98%.
[NOTE-A suitable grade is available as catalog number SML0101 from www.sigmaaldrich.com.]

