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Chemical Structure| 2243736-45-8 Chemical Structure| 2243736-45-8

Structure of FB23-2
CAS No.: 2243736-45-8

Chemical Structure| 2243736-45-8

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FB23-2 is a FTO inhibitor. It directly binds to FTO and selectively inhibits FTO's m6A demethylase activity.

Synonyms: FB23-2

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Product Details of FB23-2

CAS No. :2243736-45-8
Formula : C18H15Cl2N3O3
M.W : 392.24
SMILES Code : ONC(C1=CC=CC=C1NC2=C(Cl)C=C(C3=C(C)ON=C3C)C=C2Cl)=O
Synonyms :
FB23-2
MDL No. :MFCD32174281
InChI Key :ILHNIWOZZKIBNW-UHFFFAOYSA-N
Pubchem ID :138454779

Safety of FB23-2

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H315-H319-H335
Precautionary Statements:P233-P260-P261-P264-P271-P280-P302+P352-P304-P304+P340-P305+P351+P338-P312-P321-P332+P313-P337+P313-P340-P362-P403-P403+P233-P405-P501

Related Pathways of FB23-2

epigenetics

Isoform Comparison

Biological Activity

In Vitro:

Cell Line
Concentration Treated Time Description References
ML-2 cells 5 μM 72 hours Determination of m6A abundance in mRNA via dot blot assay PMC6812656
MONOMAC6 cells 10 μM 24 hours Quantitation of the percentage of m6A/A and m6Am/A ratios in mRNA by LC-MS/MS PMC6812656
MV4-11 cells 5 μM 72 hours Evaluate the inhibitory effect of PLX51107 on FLT3-ITD mutated AML cells PMC6812656
MA9.3RAS cells 5 μM 72 hours Determination of m6A abundance in mRNA via dot blot assay PMC6812656
MONOMAC6 cells 20 μM 72 hours Quantitation of the percentage of m6A/A and m6Am/A ratios in mRNA by LC-MS/MS PMC6812656
U937 cells 5 μM 72 hours Evaluate the effect of TCP combined with ATRA on the differentiation of U937 cells, results showed that the combination treatment significantly increased CD11b expression. PMC6812656
NB4 cells 20 μM 72 hours RO3280 induced autophagy in NB4 cells, increased LC3-II levels, and increased autophagosomes observed by TEM. PMC6812656
HONE1R cells 10 μmol 24-72 hours FB23-2 significantly sensitized NPC cells to irradiation PMC9646990
C666-1R cells 10 μmol 24-72 hours FB23-2 significantly sensitized NPC cells to irradiation PMC9646990
C33A cells 1 µM 48 hours Inhibit HPV16 E6-induced cell proliferation PMC10878024
NB4 cells 10 μM 24 hours RO3280 induced autophagy in NB4 cells, increased LC3-II levels, and increased autophagosomes observed by TEM. PMC6812656
Human Umbilical Vein Endothelial Cells (HUVECs) 2 µM 48 hours To evaluate the effect of R-2-HG on endothelial cell migration, results showed that R-2-HG significantly enhanced the migration ability of HUVECs. PMC10897304
Human mesenchymal stem cells (hMSCs) 2.5 µM and 5 µM 7 days To investigate the effect of FB23-2 on osteogenic differentiation of hMSCs, results showed that FB23-2 inhibited osteogenic differentiation of hMSCs. PMC9061799
Human umbilical vein endothelial cells (HUVECs) 10^-7 M and 10^-6 M 48 hours To evaluate the effect of R-2-HG on endothelial cell migration, results showed that R-2-HG significantly enhanced the migration ability of HUVECs. PMC10873091
SiHa cells 1 µM 48 hours To evaluate the inhibitory effect of CPX on the proliferation of cervical cancer cells. Results showed that CPX treatment significantly inhibited the proliferation of SiHa cells. PMC10878024
MA9.3ITD cells 5 μM 72 hours Determination of m6A abundance in mRNA via dot blot assay PMC6812656

In Vivo:

Species
Animal Model
Administration Dosage Frequency Description References
BALB/c mice BALB/c mice Intraperitoneal injection (i.p.) 20 mg/kg Daily for 14 days Examination of the toxic effects of multi-doses of FB23-2 in BALB/c mice PMC6812656
Mice Oxygen-induced retinopathy (OIR) mouse model Intravenous injection 3 mg/kg Daily injection for 5 days NP-FB23-2 targets retinal neovascularization via intravenous injection, increases m6A modification levels in OIR retinas, and suppresses pathological neovascularization and endothelial tip cell formation. PMC10897304
B-NDG mice PDX model Intraperitoneal injection 8 mg/kg/day Continuously for 14 days FB23-2 inhibited tumor growth and prolonged survival PMC9576516
C57BL/6J mice Experimental autoimmune uveitis (EAU) model Intravitreal injection 10 mmol/μL Single injection, lasting 5 days To investigate the effect of FB23-2 on the inflammatory response in EAU mice, results showed that FB23-2 significantly decreased retinal FTO expression and exacerbated ocular inflammation. PMC10363593
Rats Chronic intermittent nicotine aerosol (CINA) exposure model Aerosol inhalation From gestational day 4 to day 21 FB23-2 was used in vitro to inhibit FTO, reducing NOX2 expression. PMC10873091
BALB/c nude mice HONE1R cell xenograft model Intraperitoneal injection 2 mg/kg Once every three days until the endpoint FB23-2 significantly delayed the growth of HONE1R xenografts and enhanced radiation sensitivity PMC9646990

Protocol

Bio Calculators
Preparing Stock Solutions 1mg 5mg 10mg

1 mM

5 mM

10 mM

2.55mL

0.51mL

0.25mL

12.75mL

2.55mL

1.27mL

25.49mL

5.10mL

2.55mL

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