MedKoo Cat#: 526471 | Name: Tomelukast
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Tomelukast, also known as LY171883, is a leukotriene inhibitor. Tomelukast showed protective effects in traumatic shock. LY-171883 stimulates the activity of BK(Ca) channels in a manner unlikely to be linked to its blockade of leukotriene receptors or stimulation of peroxisome proliferator-activated receptors. The stimulatory effects on these channels may, at least in part, contribute to the underlying cellular mechanisms by which LY-171883 affects neuronal or neuroendocrine function.

Chemical Structure

Tomelukast
CAS#88107-10-2

Theoretical Analysis

MedKoo Cat#: 526471

Name: Tomelukast

CAS#: 88107-10-2

Chemical Formula: C16H22N4O3

Exact Mass: 318.1692

Molecular Weight: 318.38

Elemental Analysis: C, 60.36; H, 6.97; N, 17.60; O, 15.08

Price and Availability

Size Price Availability Quantity
10mg USD 190.00
20mg USD 350.00
50mg USD 650.00
100mg USD 1,050.00
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Synonym
Tomelukast; LY171883; LY-171883; LY 171883.
IUPAC/Chemical Name
Ethanone, 1-(2-hydroxy-3-propyl-4-(4-(1H-tetrazol-5-yl)butoxy)phenyl)-
InChi Key
MWYHLEQJTQJHSS-UHFFFAOYSA-N
InChi Code
InChI=1S/C16H22N4O3/c1-3-6-13-14(9-8-12(11(2)21)16(13)22)23-10-5-4-7-15-17-19-20-18-15/h8-9,22H,3-7,10H2,1-2H3,(H,17,18,19,20)
SMILES Code
CC(C1=CC=C(OCCCCC2=NN=NN2)C(CCC)=C1O)=O
Appearance
Solid powder
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
Soluble in DMSO
Shelf Life
>2 years if stored properly
Drug Formulation
This drug may be formulated in DMSO
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info
Certificate of Analysis
Safety Data Sheet (SDS)

Preparing Stock Solutions

The following data is based on the product molecular weight 318.38 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
1: Moreno JJ. Eicosanoid receptors: Targets for the treatment of disrupted intestinal epithelial homeostasis. Eur J Pharmacol. 2016 Dec 7;796:7-19. doi: 10.1016/j.ejphar.2016.12.004. [Epub ahead of print] Review. PubMed PMID: 27940058. 2: Reques FG, Rodriguez JL. Tolerability of leukotriene modifiers in asthma: a review of clinical experience. BioDrugs. 1999 Jun;11(6):385-94. PubMed PMID: 18031150. 3: Shahbazian A, Heinemann A, Peskar BA, Holzer P. Differential peristaltic motor effects of prostanoid (DP, EP, IP, TP) and leukotriene receptor agonists in the guinea-pig isolated small intestine. Br J Pharmacol. 2002 Dec;137(7):1047-54. PubMed PMID: 12429577; PubMed Central PMCID: PMC1573581. 4: Xu Y, Kong J, Hu P. Computational Drug Repurposing for Alzheimer's Disease Using Risk Genes From GWAS and Single-Cell RNA Sequencing Studies. Front Pharmacol. 2021 Jun 30;12:617537. doi: 10.3389/fphar.2021.617537. PMID: 34276354; PMCID: PMC8277916.