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RITA (NSC 652287)

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

RITA (NSC 652287)
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Cat #: V0015 CAS #: 213261-59-7 Purity ≥ 98%

Description: RITA (also known as NSC-652287) is a novel and potent inhibitor of p53-HDM-2 protein-protein interaction with potential anticancer activity.

References: Issaeva N, et al. Small molecule RITA binds to p53, blocks p53-HDM-2 interaction and activates p53 function in tumors. Nat Med. 2004 Dec;10(12):1321-8. Epub 2004 Nov 21.

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Molecular Weight (MW)292.4
Molecular FormulaC14H12O3S2
CAS No.213261-59-7
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 58 mg/mL (198.37 mM)r
Water:<1 mg/mL (slightly soluble or insoluble)r
Ethanol: 8 mg/mL (27.36 mM)
Solubility In Vivo30% Propylene glycol, 5% Tween 80, 65% D5W: 30 mg/mL
SMILES CodeOCC1=CC=C(C2=CC=C(C3=CC=C(CO)S3)O2)S1
SynonymsNSC-652287; NSC652287; NSC 652287
ProtocolIn VitroRITA inhibits p53-HDM-2 interaction, binding to p53dN, with a Kd of 1.5 nM. RITA (10 μM) blocks complex formation between p53 and HDM-2 in HCT116 cells and HDFs and in NHF-ERMyc cells irrespective of c-Myc expression. RITA (0.5 μM) reduces the viability of tumor cells in a wild-type p53-dependent manner. Moreover, RITA (0.1 μM) induces p53-dependent apoptosis. RITA induces p53 but does not via DNA damage-signaling pathway.
In VivoRITA (0.1, 1 or 10 mg/kg, i.p.) shows potent antitumor activity in SCID mice bearing HCT116 and HCT116 TP53−/− xenografts.
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
1mM3.4200 mL17.0999 mL34.1997 mL68.3995 mL
5mM0.6840 mL3.4200 mL6.8399 mL13.6799 mL
10mM0.3420 mL1.7100 mL3.4200 mL6.8399 mL
20mM0.1710 mL0.8550 mL1.7100 mL3.4200 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.