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NSC12 FGFR inhibitor

Cat.No.S7940

NSC12 (NSC 172285) is an orally available pan-FGF trap able to inhibit FGF2/FGFR interaction and endowed with promising antitumor activity.
NSC12 FGFR inhibitor Chemical Structure

Chemical Structure

Molecular Weight: 484.52

Quality Control

Batch: S794001 Ethanol]63 mg/mL]false]DMSO]10.3 mg/mL]false]Water]Insoluble]false Purity: 99.91%
99.91

Chemical Information, Storage & Stability

Molecular Weight 484.52 Formula

C24H34F6O3

Storage (From the date of receipt)
CAS No. 102586-30-1 Download SDF Storage of Stock Solutions

Synonyms NSC 172285 Smiles CC12CCC3C(C1CCC2C(CC(C(F)(F)F)(C(F)(F)F)O)O)CC=C4C3(CCC(C4)O)C

Solubility

In vitro
Batch:

Ethanol : 63 mg/mL

DMSO : 10.3 mg/mL (21.25 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)

Water : Insoluble

Molarity Calculator

Mass Concentration Volume Molecular Weight

In vivo
Batch:

In vivo Formulation Calculator (Clear solution)

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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 addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

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Mechanism of Action

Targets/IC50/Ki
FGF3 [1]
(Cell-free assay)
15.9 μM(Kd)
FGF8b [1]
(Cell-free assay)
18.9 μM(Kd)
FGF22 [1]
(Cell-free assay)
26.8 μM(Kd)
FGF20 [1]
(Cell-free assay)
29.4 μM(Kd)
FGF2/FGFR [1]
(Cell-free assay)
30 μM
FGF2 [1]
(Cell-free assay)
51 μM(Kd)
FGF16 [1]
(Cell-free assay)
53.7 μM(Kd)
FGF6 [1]
(Cell-free assay)
53.8 μM(Kd)
FGF18 [1]
(Cell-free assay)
63.4 μM(Kd)
FGF4 [1]
(Cell-free assay)
119 μM(Kd)
In vitro
NSC12 inhibits FGF-dependent tumor growth, angiogenesis, and metastases. This compound does not affect FGF2/heparin interaction, whereas it inhibits the binding of FGF2 to the immobilized receptor (ID50 ∼30 μM). It interferes with FGF2/FGFR1 interaction without affecting the ability of the growth factor to interact with heparin or HSPGs. This chemical also binds immobilized FGF3, FGF4, FGF6, FGF8, FGF16, FGF18, FGF20, and FGF22 with Kd values ranging between ∼16 and ∼120 μM. It may act as a multi-FGF trap by interacting with all members of the canonical FGF subfamilies. This compound hampers FGF23-mediated FGFR1 activation in Klotho-expressing Chinese hamster ovary (CHO) cells. Treatment with it causes the reduction of the S phase of the cell cycle in all tumor cell lines but LLC cells, in which an accumulation in the S phase is observed. It inhibits FGFR1, FGFR2, FGFR3, and FGFR4 phosphorylation in CHO cell transfectants. This inhibitor reduces the proliferation of various FGF-dependent murine and human cancer cell lines with no inhibitory effect on HCC827 cancer cells that harbor a tumor-driving mutation of the EGFR TK domain and on FGF-independent cancer cell lines[1].
In vivo
Parenteral and oral delivery of NSC12 inhibits FGFR activation, tumor growth, angiogenesis, and metastasis in FGF-dependent murine and human tumor models. This compound causes a significant decrease of tumor weight, tumor cell FGFR1 phosphorylation and proliferation, and tumor CD31+ neovascularization at all the doses tested in the animal models[1].
References

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