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Indirubin (NSC 105327; Couroupitine B)

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

Indirubin (NSC 105327; Couroupitine B)
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Size Price Stock
500mg$790Check With Us
1g$1250Check With Us
5g$3165Check With Us

Cat #: V0225 CAS #: 479-41-4 Purity ≥ 98%

Description: Indirubin (also known as NSC-105327; Couroupitine B) is a potent and selective inhibitor of CDK (cyclin-dependent kinases) and GSK-3β (glycogen synthase kinase-3) with potential antitumor activity.

References: Kim MH, et al. Indirubin, a purple 3,2- bisindole, inhibited allergic contact dermatitis via regulating T helper (Th)-mediated immune system in DNCB-induced model. J Ethnopharmacol. 2013 Jan 9;145(1):214-9.

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Product Promise

Promise
Molecular Weight (MW)262.26
Molecular FormulaC16H10N2O2
CAS No.479-41-4
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 53 mg/mL (202.1 mM)r
Water: <1 mg/mLr
Ethanol: <1 mg/mL
SMILES CodeO=C1NC2=C(C=CC=C2)/C1=C3NC4=C(C=CC=C4)C/3=O
SynonymsNSC-105327, NSC 105327; NSC105327; Couroupitine B; C.I. 73200, Indigo red, Indigopurpurin;
ProtocolIn VitroIndirubin (Couroupitine B) significantly inhibits Td-EC proliferation, migration, invasion, and angiogenesis.
In VivoIndirubin (Couroupitine B) (12.5 mg/kg, 25 mg/kg; intraperitoneal injected; once a day for 14 days) may reduce the pathological alterations in a dose-dependent manner.
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
1mM3.8130 mL19.0650 mL38.1301 mL76.2602 mL
5mM0.7626 mL3.8130 mL7.6260 mL15.2520 mL
10mM0.3813 mL1.9065 mL3.8130 mL7.6260 mL
20mM0.1907 mL0.9533 mL1.9065 mL3.8130 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.