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Fiboflapon

Cat No.:V3623 Purity: ≥98%
Fiboflapon (also known as AM-803 and GSK2190915) is a novel,orally bioavailable and potent FLAP (5-Lipoxygenase-activating protein) inhibitor with binding IC50of 2.9 nM.
Fiboflapon
Fiboflapon Chemical Structure CAS No.: 936350-00-4
Product category: FLAP
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5mg
10mg
25mg
50mg
100mg
250mg
500mg
Other Sizes

Other Forms of Fiboflapon:

  • Fiboflapon Sodium
Official Supplier of:
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Top Publications Citing lnvivochem Products
Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Fiboflapon (also known as AM-803 and GSK2190915) is a novel,orally bioavailable and potent FLAP (5-Lipoxygenase-activating protein) inhibitor with binding IC50 of 2.9 nM. Fiboflapon attenuated the early (0-2 h) and late (4-10 h) asthmatic responses to inhaled allergen compared with placebo. GSK2190915 shows potential as a treatment for patients with asthma. Efficacy was demonstrated for GSK2190915 30 mg compared with placebo in day-time symptom scores and day-time SABA use.

Biological Activity I Assay Protocols (From Reference)
ln Vitro
Fiboflapon (AM-803) showed good pharmacokinetics and preclinical toxicity in dogs and storage. Moreover, fibroflapon (AM-803) shows protracted pharmacokinetics in the bronchoalveolar lavage (BAL) model of cryodont death. Efficacious outcomes [1].
ln Vivo
Fiboflapon (AM-803: 1 mg/kg) has an EC50 of roughly 7 nM and persistently suppresses the production of LTB4 in whole blood when stimulated with an ionophore by >90% for up to 12 hours. Fiboflapon (AM-803) stops the formation of cysteine polystyrene leukotriene (CysLT) and LTB4 in the downstream lungs when they are internally challenged with calcium ionophores, with an ED50 of 0.12 mg/kg and 0.37 mg/kg, respectively. The LTB4 and CysLT mice models showed 86% and 41% inhibition rates, respectively, 16 hours after a single 3 mg/kg dosage. LTB4, CysLT, PBS extravasation, and neutrophil influx caused by peritoneal yeast reverse injection were all dose-dependently decreased by fibroflapon in acute environmental conditioning. And last, Fiboflapon lengthens the time needed for intravenous fatal activating factor (PAF) to sterilize [1].
References

[1]. 5-Lipoxygenase-activating protein (FLAP) inhibitors. Part 4: development of 3-[3-tert-butylsulfanyl-1-[4-(6-ethoxypyridin-3-yl)benzyl]-5-(5-methylpyridin-2-ylmethoxy)-1H-indol-2-yl]-2,2-dimethylpropionic acid (AM803), a potent, oral, once daily FLAP inhibitor. J Med Chem. 2011 Dec 8;54(23):8013-29.

[2]. Pharmacology of AM803, a novel selective five-lipoxygenase-activating protein (FLAP) inhibitor in rodent models of acute inflammation. Eur J Pharmacol. 2010 Aug 25;640(1-3):211-8.

Additional Infomation
Fiboflapon is a phenylpyridine.
Drug Indication
Investigated for use/treatment in inflammatory disorders (unspecified).
Mechanism of Action
FLAP (5-Lipoxygenase Activating Protein) is a key component early in the leukotriene pathway, a complex signaling process that exerts control over biological processes, such as inflammation and immunity. Excessive production of leukotrienes exacerbates inflammatory diseases, such as asthma; the FLAP gene has also been linked to a significant increase in the risk of myocardial infarction and stroke. AM803 binds to FLAP, inhibiting the synthesis of leukotrienes that cause inflammation. [Amira Pharmaceuticals Website]
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C38H43N3O4S
Molecular Weight
637.8307
Exact Mass
637.297
CAS #
936350-00-4
Related CAS #
Fiboflapon sodium;1196070-26-4
PubChem CID
44473151
Appearance
White to off-white solid powder
LogP
8.976
Hydrogen Bond Donor Count
1
Hydrogen Bond Acceptor Count
7
Rotatable Bond Count
13
Heavy Atom Count
46
Complexity
966
Defined Atom Stereocenter Count
0
InChi Key
DFQGDHBGRSTTHX-UHFFFAOYSA-N
InChi Code
InChI=1S/C38H43N3O4S/c1-8-44-34-18-14-28(22-40-34)27-12-10-26(11-13-27)23-41-32-17-16-30(45-24-29-15-9-25(2)21-39-29)19-31(32)35(46-37(3,4)5)33(41)20-38(6,7)36(42)43/h9-19,21-22H,8,20,23-24H2,1-7H3,(H,42,43)
Chemical Name
3-[3-tert-butylsulfanyl-1-[[4-(6-ethoxypyridin-3-yl)phenyl]methyl]-5-[(5-methylpyridin-2-yl)methoxy]indol-2-yl]-2,2-dimethylpropanoic acid
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO : ~50 mg/mL (~78.39 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (3.92 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

Solubility in Formulation 2: 10 mg/mL (15.68 mM) in 50% PEG300 50% Saline (add these co-solvents sequentially from left to right, and one by one), suspension solution; with ultrasonication.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 1.5678 mL 7.8391 mL 15.6782 mL
5 mM 0.3136 mL 1.5678 mL 3.1356 mL
10 mM 0.1568 mL 0.7839 mL 1.5678 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

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What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
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What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
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g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

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