KRN 633

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

KRN 633
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Size Price Stock
250mg$750Check With Us
500mg$1150Check With Us
1g$1725Check With Us

Cat #: V0527 CAS #: 286370-15-8 Purity ≥ 98%

Description: KRN 633 (KRN-633) is a novel, potent, selective, cell-permeable, reversible, and ATP-competitive inhibitor of VEGFR1/2/3 with potential antitumor activity.

References: Nakamura K, et al. KRN633: A selective inhibitor of vascular endothelial growth factor receptor-2 tyrosine kinase that suppresses tumor angiogenesis and growth. Mol Cancer Ther. 2004 Dec;3(12):1639-49.

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Molecular Weight (MW)416.86
Molecular FormulaC20H21ClN4O4
CAS No.286370-15-8
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 9 mg/mL (21.6 mM)r
Water:<1 mg/mLr
Ethanol:<1 mg/mL
Solubility In Vivo0.5% methylcellulose+0.2% Tween 80: 10 mg/mL
SMILES CodeO=C(NCCC)NC1=CC=C(OC2=C3C=C(OC)C(OC)=CC3=NC=N2)C=C1Cl
SynonymsKRN-633; KRN633; KRN 633
ProtocolIn VitroKRN-633 inhibits tyrosine phosphorylation of VEGFR-1, VEGFR2, c-Kit, and PDGFR-β (IC50=11.7, 1.16, 8.01, 130 nM) in human umbilical vein endothelial cells. KRN-633 also inhibits the VEGF-driven proliferation of HUVECs (IC50=14.9 nM). KRN-633 suppresses capillary tube formation of endothelial cells.
In VivoKRN-633 inhibits tumor growth in several tumor xenograft models with diverse tissue origins, including lung, colon, and prostate, in athymic mice and rats. KRN-633 also causes the regression of some well-established tumors and those that have regrown after the cessation of treatment. KRN-633 is well tolerated and has no significant effects on body weight or the general health of the animals. Histologic analysis of tumor xenografts treated with KRN-633 reveals a reduction in the number of endothelial cells in non-necrotic areas and a decrease in vascular permeability.
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
1mM2.3989 mL11.9944 mL23.9889 mL47.9777 mL
5mM0.4798 mL2.3989 mL4.7978 mL9.5955 mL
10mM0.2399 mL1.1994 mL2.3989 mL4.7978 mL
20mM0.1199 mL0.5997 mL1.1994 mL2.3989 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.