MK-571 Sodium (L-660711)

This product is for research use only, not for human use. We do not sell to patients.

MK-571 Sodium (L-660711)
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Size Price Stock
250mg$1250Check With Us
500mg$1850Check With Us
1g$2775Check With Us

Cat #: V4326 CAS #: 115103-85-0 Purity ≥ 98%

Description: MK-571 sodium (L-660711; MK571) is a novel, potent, selective, orally bioactive antagonist of leukotriene D4 (LTD4) receptor with the potential to be used for pulmonary hypertension.

References: Jones TR, et al. Pharmacology of L-660,711 (MK-571): a novel potent and selective leukotriene D4 receptor antagonist. Can J Physiol Pharmacol. 1989 Jan;67(1):17-28.

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Molecular Weight (MW)537.07
Molecular FormulaC26H26ClN2NaO3S2
CAS No.115103-85-0
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
ProtocolIn VivoMK-571 sodium (0-0.5 mg/kg, orally, once) produces dose-dependent inhibition of the duration of antigen-induced dyspnea in conscious sensitized rats treated with methysergide (3 μg/kg)
Animal modelHyperreactive rats (male and female, 200-400 g, pretreated intravenously with 3 μg/kg methysergide, 5 min before antigen chdlenge)
Dosages0.5, 0.15, and 0.05 mg/kg
AdministrationOrally, once, 1 or 4 h before challenge
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM1.8620 mL9.3098 mL18.6195 mL37.2391 mL
5mM0.3724 mL1.8620 mL3.7239 mL7.4478 mL
10mM0.1862 mL0.9310 mL1.8620 mL3.7239 mL
20mM0.0931 mL0.4655 mL0.9310 mL1.8620 mL
Quality Control Documentation
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
Mass
=
Concentration
×
Volume
×
Molecular Weight*
The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

Concentration(start)
C1
×
Volume(start)
V1
=
Concentration(final)
C2
×
Volume(final)
V2
Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

Calculation Results:
Working concentration: mg/ml;
Method for preparing DMSO master liquid: mg drug pre-dissolved in µL DMSO(Master liquid 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 master liquid, next add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (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.