Montelukast Sodium

Catalog No.S4211 Batch:S421107

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Technical Data

Formula

C35H36ClNO3S.Na

Molecular Weight 608.17 CAS No. 151767-02-1
Solubility (25°C)* In vitro DMSO 100 mg/mL (164.42 mM)
Water 100 mg/mL (164.42 mM)
Ethanol 100 mg/mL (164.42 mM)
* <1 mg/ml means slightly soluble or insoluble.
* Please note that Selleck tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.
* Room temperature shipping (Stability testing shows this product can be shipped without any cooling measures.)

Preparing Stock Solutions

Biological Activity

Description Montelukast Sodium selectively antagonizes leukotriene D4 (LTD4) by binding to it so that block the action of leukotriene D4 on the cysteinyl leukotriene receptor CysLT1. Montelukast improves macroautophagy but not the chaperone-mediated autophagy pathway. Solutions are unstable and should be fresh-prepared.
Targets
CysLT1 [1]
In vitro

Montelukast is a leukotriene receptor antagonist (LTRA) used for the maintenance treatment of asthma and to relieve symptoms of seasonal allergies. Montelukast blocks the action of leukotriene D4 on the cysteinyl leukotriene receptor CysLT1 in the lungs and bronchial tubes by binding to it, preventing airway edema, smooth muscle contraction, and enhanced secretion of thick, viscous mucus. This reduces the bronchoconstriction otherwise caused by the leukotriene, and results in less inflammation. [1]

In vivo

Montelukast (6 mg/kg, once per day for 20 d) significantly suppresses the increased eosinophils in BAL fluid and lung tissue, and increases IL-5 level in BAL fluid in OVA challenged mice. OVA challenge increases CysLT1 but decreases CysLT2 receptor mRNA expression. Montelukast inhibits the increased CysLT1 but not the reduces CysLT2 expression after OVA challenge. [2]

Protocol (from reference)

Selleck's Montelukast Sodium has been cited by 8 publications

A targeted extracellular vesicles loaded with montelukast in the treatment of demyelinating diseases [ Biochem Biophys Res Commun, 2022, 594:31-37] PubMed: 35066377
Leukotriene receptor antagonists enhance HCC treatment efficacy by inhibiting ADAMs and suppressing MICA shedding [ Cancer Immunol Immunother, 2021, 70(1):203-213] PubMed: 32683508
Chronobiological activity of cysteinyl leukotriene receptor 1 during basal and induced autophagy in the ARPE-19 retinal pigment epithelial cell line [ Aging (Albany NY), 2021, 13(24):25670-25693] PubMed: 34919533
Studium vlivu vybraných inhibitorů proteinkináz na lékovou rezistenci zprostředkovanou cytochromy P450 [ CU Digital Repository, 2021, N/A] PubMed: None
Loss of N-Glycanase 1 Alters Transcriptional and Translational Regulation in K562 Cell Lines [ G3 (Bethesda), 2020, 4;10(5):1585-1597] PubMed: 32265286
A Quininib Analogue and Cysteinyl Leukotriene Receptor Antagonist Inhibits Vascular Endothelial Growth Factor (VEGF)-independent Angiogenesis and Exerts an Additive Antiangiogenic Response with Bevacizumab [ J Biol Chem, 2017, 292(9):3552-3567] PubMed: 28035003
A Quininib Analogue and Cysteinyl Leukotriene Receptor Antagonist Inhibits Vascular Endothelial Growth Factor (VEGF)-independent Angiogenesis and Exerts an Additive Antiangiogenic Response with Bevacizumab. [ J Biol Chem, 2017, 292(9):3552-3567] PubMed: 28035003
Modulation of leukotriene signaling inhibiting cell growth in chronic myeloid leukemia [ Leuk Lymphoma, 2017, 58(8):1903-1913] PubMed: 27931141

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SHIPPING AND STORAGE
Selleck products are transported at room temperature. If you receive the product at room temperature, please rest assured, the Selleck Quality Inspection Department has conducted experiments to verify that the normal temperature placement of one month will not affect the biological activity of powder products. After collecting, please store the product according to the requirements described in the datasheet. Most Selleck products are stable under the recommended conditions.

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