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Clorsulon (MK-401; L631529)

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

Clorsulon (MK-401; L631529)
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Size Price Stock
1g$290Check With Us
2g$520Check With Us
5g$875Check With Us

Cat #: V2096 CAS #: 60200-06-8 Purity ≥ 98%

Description: Clorsulon (also known as L631529; MK401) is an antihelminthic agent that is used in the treatment of Fasciola hepatica infections in calves and sheep. Clorsulon acts as a competitive inhibitor of both 3-phosphoglycorate and ATP and had a Ki of 0.29 mM, inhibits glucose utilization and acetate and propionate formation by mature Fasciola hepatica in vitro. Clorsulon (a single dose of 15 mg/kg) is effective in removing over 90% of immature Fasciola hepatica from sheep (6 weeks after infection) and calves (8 weeks after infection). A 2.5 mg/kg dose removed over 90% of mature (16 weeks old) liver fluke from sheep.

References: [1]. Mrozik, H., et al., 4-amino-6-(trichloroethenyl)-1,3-benzenedisulfonamide, a new, potent fasciolicide. J Med Chem, 1977. 20(9): p. 1225-7.

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Molecular Weight (MW)380.66
Molecular FormulaC8H8Cl3N3O4S2
CAS No.60200-06-8
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 76 mg/mL (199.7 mM)r
Water: <1 mg/mLr
Ethanol: 7 mg/mL (18.4 mM)
Solubility In Vivo1% DMSO+30% polyethylene glycol+1% Tween 80: 30 mg/mL
SynonymsMK 401; MK-401; MK401; L-631529; L631529; L 631529; L-631,529; L631,529; L 631,529; Clorsulone; Clorsulonum; BRN 2821757; BRN2821757; BRN-2821757
ProtocolIn VitroIn vitro activity: Clorsulon is a competitive inhibitor of both 3-phosphoglycorate and ATP and had a Ki of 0.29 mM, inhibits glucose utilization and acetate and propionate formation by mature Fasciola hepatica in vitro. Clorsulon is used in the treatment of Fasciola hepatica infections in calves and sheep. Target: Antiparasitic Clorsulon is a competitive inhibitor of both 3-phosphoglycorate and ATP and had a Ki of 0.29 mM, inhibits glucose utilization and acetate and propionate formation by mature Fasciola hepatica in vitro.
In VivoClorsulon (a single dose of 15 mg/kg) is effective in removing over 90% of immature Fasciola hepatica from sheep (6 weeks after infection) and calves (8 weeks after infection). A 2.5 mg/kg dose removed over 90% of mature (16 weeks old) liver fluke from sheep. Clorsulon causes severe disruption to the tegument and gut of Fasciola hepatica after in vivo incubation.
Animal modelRat
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
1mM2.6270 mL13.1351 mL26.2702 mL52.5403 mL
5mM0.5254 mL2.6270 mL5.2540 mL10.5081 mL
10mM0.2627 mL1.3135 mL2.6270 mL5.2540 mL
20mM0.1314 mL0.6568 mL1.3135 mL2.6270 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.