Mifepristone (RU486)

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

Mifepristone (RU486)
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Size Price Stock
10g$450In Stock
20g$675In Stock
50g$1150In Stock

Cat #: V1725 CAS #: 84371-65-3 Purity ≥ 98%

Description: Mifepristone (formerly RU-486; C-1073; RU-38486; Mifegyne; Pictovir; Mifepristonum; Mifepristona; Mifeprex; Corlux) is a synthetic steroid compound that has been approved as a medication used in combination with misoprostol to bring about an abortion during pregnancy.

References: Jurado R, et al. NSC 119875 cytotoxicity is increased by mifepristone in cervical carcinoma: an in vitro and in vivo study. Oncol Rep. 2009 Nov;22(5):1237-45.

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Molecular Weight (MW)429.59
Molecular FormulaC29H35NO2
CAS No.84371-65-3
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 85 mg/mL (197.9 mM)r
Water: <1 mg/mLr
Ethanol: 19 mg/mL (44.2 mM)
SynonymsRU 38486; RU486, C-1073; RU-486; RU-38486; C1073; RU-486; C 1073; RU38486; RU 486;C-1073; Mifegyne; Mifepriston; Pictovir; Mifepristonum; Mifepristona; Mifeprex; Corlux.
ProtocolIn VitroCell growth is evaluated after 4 days of exposure to Mifepristone at 10 μM, a concentration close to the plasma concentration achievable in humans. The antiproliferative effect of NSC 119875 is potentiated when administered in combination with Mifepristone in HeLa cells. The IC50 of NSC 119875 in combination with Mifepristone is lower (14.2 μM) than that of NSC 119875 alone (34.2 μM) in HeLa cells with an approximately 2.5-fold difference. After treatment with Mifepristone, the accumulation of intracellular NSC 119875 in HeLa cells is 2-fold greater, representing a significant difference (p=0.009), compare with NSC 119875 alone from 0.79 to 1.52 μg/mg of protein
In VivoThe cervix tumor xenograft models are treated with NSC 119875 alone, there is a tumor growth inhibition compare with control group. However, the tumor weight loss is even more significant (p<0.05) with the combination of NSC 119875 and Mifepristone at the doses used, showing a decrease of ~50% compared with the treatments alone by the end of the study
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
1mM2.3278 mL11.6390 mL23.2780 mL46.5560 mL
5mM0.4656 mL2.3278 mL4.6556 mL9.3112 mL
10mM0.2328 mL1.1639 mL2.3278 mL4.6556 mL
20mM0.1164 mL0.5820 mL1.1639 mL2.3278 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.