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VEGFR-IN-1

Cat No.:V69294 Purity: ≥98%
VEGFR-IN-1 (compound 3) is a potent angiogenesis inhibitor (antagonist) with IC50 of 0.02, 0.18, 0.24, 7.3, and 7 for KDR, Flt-1, c-Kit, EGF-R, and c-Src, respectively.
VEGFR-IN-1
VEGFR-IN-1 Chemical Structure CAS No.: 269390-69-4
Product category: c-Kit
This product is for research use only, not for human use. We do not sell to patients.
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5mg
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25mg
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Product Description
VEGFR-IN-1 (compound 3) is a potent angiogenesis inhibitor (antagonist) with IC50 of 0.02, 0.18, 0.24, 7.3, and 7 for KDR, Flt-1, c-Kit, EGF-R, and c-Src, respectively. µM.
VEGFR-IN-1 (compound 3) is a potent angiogenesis inhibitor. It is a VEGFR2 inhibitor with an IC50 of 3 nM. It also inhibits other kinases, with IC50s of 0.02, 0.18, 0.24, 7.3, and 7 µM for KDR, Flt-1, c-Kit, EGF-R, and c-Src, respectively. Its molecular weight is 337.8, and its molecular formula is C19H16ClN3O. It blocks VEGF-induced signaling to suppress endothelial cell proliferation and angiogenesis.
Biological Activity I Assay Protocols (From Reference)
Targets
KDR 0.02 μM (IC50) Flt-1 0.18 μM (IC50) EGFR 0.24 μM (IC50)
VEGFR-IN-1 targets VEGFR2 (KDR), a key receptor tyrosine kinase involved in angiogenesis. By inhibiting VEGFR2 with an IC50 of 3 nM, it blocks the signaling pathways that promote endothelial cell proliferation, migration, and survival. It also inhibits other kinases, including Flt-1 (VEGFR1), c-Kit, EGF-R, and c-Src, making it a multi-targeted inhibitor.
ln Vitro
In vitro, VEGFR-IN-1 is a potent inhibitor of VEGFR2 (KDR) with an IC50 of 3 nM. It also inhibits Flt-1 (IC50 = 0.02 µM), c-Kit (IC50 = 0.24 µM), EGF-R (IC50 = 7.3 µM), and c-Src (IC50 = 7 µM). Its activity is assessed using biochemical kinase assays that measure the phosphorylation of a substrate in the presence of the compound. It blocks VEGF-induced signaling to suppress endothelial cell proliferation and angiogenesis.
ln Vivo
In vivo, VEGFR-IN-1 is a potent angiogenesis inhibitor that is widely used in anti-tumor angiogenesis research. By blocking VEGF-induced signaling, it suppresses endothelial cell proliferation and angiogenesis. Its efficacy would be evaluated in animal models of cancer, where tumor growth and angiogenesis are monitored to assess the compound's anti-tumor activity.
Enzyme Assay
Cell-free assays for VEGFR-IN-1 typically involve measuring its inhibitory activity against VEGFR2 (KDR) and other kinases using biochemical kinase assays. The IC50 values are determined by measuring the phosphorylation of a peptide substrate in the presence of varying concentrations of the inhibitor. These assays are used to characterize the compound's potency and selectivity profile against a panel of kinases.
Cell Assay
In vitro cellular assays are conducted to evaluate the functional activity of VEGFR-IN-1. Endothelial cells are treated with VEGF in the presence or absence of the compound. VEGFR2 phosphorylation is measured to assess the inhibition of VEGF-induced signaling. Endothelial cell proliferation, migration, and tube formation assays are used to evaluate the compound's anti-angiogenic activity. These assays confirm that VEGFR-IN-1 effectively blocks VEGF-mediated angiogenesis.
Animal Protocol
In vivo animal experiments typically involve xenograft models of cancer. Mice bearing tumors are administered VEGFR-IN-1. Tumor growth and angiogenesis are monitored over time to assess the compound's efficacy. These studies are essential for demonstrating the in vivo anti-angiogenic and anti-tumor activity of the compound.
ADME/Pharmacokinetics
The pharmacokinetic properties of VEGFR-IN-1 are typical of a small molecule inhibitor. Its molecular weight is 337.8. While detailed PK parameters are not widely published, its properties suggest it is designed to have favorable drug-like characteristics to support efficacy in vivo. It is soluble in DMSO.
Toxicity/Toxicokinetics
The toxicity profile of VEGFR-IN-1 is not extensively documented. As a research compound, standard safety precautions should be taken when handling it. Its use is restricted to research purposes and it is not intended for human consumption. Preclinical studies would be required to fully assess its safety profile.
References

[1]. Identification of a new chemical class of potent angiogenesis inhibitors based on conformational considerations and database searching. Bioorg Med Chem Lett. 2003;13(18):2967-2971.

Additional Infomation
VEGFR-IN-1 is a research compound that is widely used as a potent angiogenesis inhibitor in cancer research. Its ability to potently inhibit VEGFR2 (IC50 = 3 nM) and block VEGF-induced signaling makes it a valuable tool for studying angiogenesis and developing anti-cancer therapies. The compound is not approved for therapeutic use.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C19H16CLN3O
Molecular Weight
337.80
Exact Mass
337.098
CAS #
269390-69-4
PubChem CID
9797919
Appearance
White to off-white solid powder
LogP
4.745
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
3
Rotatable Bond Count
5
Heavy Atom Count
24
Complexity
392
Defined Atom Stereocenter Count
0
SMILES
C1=CC=C(C(=C1)C(=O)NC2=CC=C(C=C2)Cl)NCC3=CC=NC=C3
InChi Key
GGPZCOONYBPZEW-UHFFFAOYSA-N
InChi Code
InChI=1S/C19H16ClN3O/c20-15-5-7-16(8-6-15)23-19(24)17-3-1-2-4-18(17)22-13-14-9-11-21-12-10-14/h1-12,22H,13H2,(H,23,24)
Chemical Name
N-(4-chlorophenyl)-2-(pyridin-4-ylmethylamino)benzamide
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Note: (1). This product requires protection from light (avoid light exposure) during transportation and storage.  (2). Please store this product in a sealed and protected environment (e.g. under nitrogen), avoid exposure to moisture.
Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO: 125 mg/mL (370.04 mM)
Solubility (In Vivo)
Solubility in Formulation 1: 2.08 mg/mL (6.16 mM) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (add these co-solvents sequentially from left to right, and one by one), suspension solution; with sonication.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 20.8 mg/mL clear DMSO stock solution to 900 μL of 20% SBE-β-CD physiological saline solution and mix evenly.
Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.

Solubility in Formulation 2: ≥ 2.08 mg/mL (6.16 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 20.8 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 2.9603 mL 14.8017 mL 29.6033 mL
5 mM 0.5921 mL 2.9603 mL 5.9207 mL
10 mM 0.2960 mL 1.4802 mL 2.9603 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

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Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution 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 stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(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.

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