Montelukast Methyl Ketone

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£438.00

SKU:: 017844
Molekulargewicht:: 570.14
Reinheit:: ≥97%
Lagerbedingungen:: -20°C
Hersteller:: United States Biological
CAS Number:: 937275-23-5
Format:: Pale yellow low melting solid
Weitere Details:: Montelukast impurity. A leukotriene antagonist useful as anti-asthmatic, anti-allergic, anti-inflammatory and cytoprotective agent. Synonyms: 1-[[[(1R)-3-(2-Acetylphenyl)-1-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]propyl]thio]methyl]cyclopropaneacetic Acid; Montelukast EP Impurity F; Montelukast USP Related Compound E; Montelukast Methylketone CAS No: 937275-23-5 Molecular Formula: C₃₄H₃₂ClNO₃S Molecular Weight: 937275-23-5 Appearance: Pale yellow low melting solid Purity: ≥97% NMR: Conforms to reference MS: Conforms to reference Elemental Analysis: %C: 70.85, %H: 5.72, %N: 2.38 Specific Rotation: +58.1° (c = 0.3, Chloroform) Melting Point: 56-61°C Solubility: Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly) Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.