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Chloroquine Phosphate

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

Chloroquine Phosphate
For small sizes, please check our retail website as below: www.invivochem.com
Size Price Stock
10g$250Check With Us
50g$645Check With Us
100g$967Check With Us

Cat #: V2530 CAS #: 50-63-5 Purity ≥ 98%

Description: Chloroquine phosphate is reported to be highly effective in combating SARS-CoV-2 (COVID-19, CoronaVirus, or the COVID-19 pandemic) infection in vitro.

References: Colson P, et al. Chloroquine and hydroxychloroquine as available weapons to fight COVID-19. Int J Antimicrob Agents. 2020;55(4):105932.

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Molecular Weight (MW)515.86
Molecular FormulaC18H26ClN3.2H3O4P
CAS No.50-63-5
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: <1 mg/mLr
Water: 100 mg/mL (193.9 mM)r
Ethanol: <1 mg/mL
SynonymsChloroquine diphosphate; Chingamin, Miniquine, Resochin, Chloroquine, Aralen, Arechin, Tanakan
ProtocolIn VitroChloroquine (0.01-100 μM; 48 hours) potently blocks virus infection (vero E6 cells infected with SARS-CoV-2) at low-micromolar concentration (EC50= 1.13 μM). Chloroquine blocks virus infection by increasing endosomal pH required for virus/cell fusion, as well as interfering with the glycosylation of cellular receptors of SARS-CoV
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
1mM1.9385 mL9.6926 mL19.3851 mL38.7702 mL
5mM0.3877 mL1.9385 mL3.8770 mL7.7540 mL
10mM0.1939 mL0.9693 mL1.9385 mL3.8770 mL
20mM0.0969 mL0.4846 mL0.9693 mL1.9385 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.