1. Protein Tyrosine Kinase/RTK
  2. FGFR
  3. Futibatinib

Futibatinib (TAS-120) is an orally bioavailable, highly selective, and irreversible FGFR inhibitor, with IC50s of 3.9, 1.3, 1.6, and 8.3 nM for FGFR 1-4, respectively. Futibatinib inhibits mutant and wild-type FGFR2 with similar IC50s (wild-type FGFR2=0.9 nM; V5651=1-3 nM; N550H=3.6 nM; E566G=2.4 nM).

For research use only. We do not sell to patients.

CAS No. : 1448169-71-8

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Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
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10 mM * 1 mL in DMSO In-stock
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Customer Review

Based on 8 publication(s) in Google Scholar

Other Forms of Futibatinib:

Top Publications Citing Use of Products

    Futibatinib purchased from MedChemExpress. Usage Cited in: J Pharm Biomed Anal. 2026 Feb 15:269:117253.  [Abstract]

    Representative SRM chromatograms of blank liver microsomes and a 60-min microsomal incubation sample. Gunagratinib (RT = 1.18 min) was monitored at m/z 424.2→407.3, and Futibatinib (IS; RT = 0.88 min) at m/z 419.2→296.1.

    Futibatinib purchased from MedChemExpress. Usage Cited in: Proc Natl Acad Sci U S A. 2024 Feb 6;121(6):e2317756121.  [Abstract]

    Dose-dependent inhibition of FGFR2 in the FGFR2-amplified SNU-16 gastric cancer xenograft model. Female BALB/c mice were given twice daily oral doses of 1, 5, or 10 mg/kg Lirafugratinib. Lirafugratinib was compared with clinically relevant doses of Futibatinib (2 mg/kg, TID, oral) and Pemigatinib. Tumor tissue was collected at a designated time point on day four after the last dose. Tumor lysates were analyzed by HTRF analysis of pFGFR2 (Y653/654) and total FGFR2 (tFGFR2).

    Futibatinib purchased from MedChemExpress. Usage Cited in: Proc Natl Acad Sci U S A. 2024 Feb 6;121(6):e2317756121.  [Abstract]

    Lirafugratinib spares FGFR1-driven hyperphosphatemia in vivo. Following 14 d of dosing Futibatinib (3 mg/kg, BID; 10 mg/kg, QD; oral) and Lirafugratinib to Sprague Dawley rats at the indicated doses and schedules, blood was collected from all animals for serum phosphate analysis (n = 5/group).

    Futibatinib purchased from MedChemExpress. Usage Cited in: J Pharm Biomed Anal. 2022 May 30;214:114731.  [Abstract]

    QC samples were stored at room temperature (~24 ℃) for 0, 1, 2 and 4 hours before analysis to assess the stability of the Futibatinib (0.02-2 μM).

    Futibatinib purchased from MedChemExpress. Usage Cited in: J Pharm Biomed Anal. 2022 May 30;214:114731.  [Abstract]

    QC samples were stored at autosampler temperature (4 ℃) for 0, 6, 12, and 24 hours prior to analysis to assess the stability of the Futibatinib (0.02-2 μM).
    • Biological Activity

    • Protocol

    • Purity & Documentation

    • References

    • Customer Review

    Description

    Futibatinib (TAS-120) is an orally bioavailable, highly selective, and irreversible FGFR inhibitor, with IC50s of 3.9, 1.3, 1.6, and 8.3 nM for FGFR 1-4, respectively. Futibatinib inhibits mutant and wild-type FGFR2 with similar IC50s (wild-type FGFR2=0.9 nM; V5651=1-3 nM; N550H=3.6 nM; E566G=2.4 nM)[1][2][3].

    IC50 & Target[3]

    FGFR1

    3.9 nM (IC50)

    FGFR2

    1.3 nM (IC50)

    FGFR3

    1.6 nM (IC50)

    FGFR4

    8.3 nM (IC50)

    wild-type FGFR2

    0.3 nM (IC50)

    FGFR2 V5651

    1-3 nM (IC50)

    FGFR2 N550H

    3.6 nM (IC50)

    FGFR2 E566G

    2.4 nM (IC50)

    Cellular Effect
    Cell Line Type Value Description References
    Huh-7 IC50
    > 10 μM
    Compound: TAS-120
    Antiproliferative activity against human Huh-7 cells assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    Antiproliferative activity against human Huh-7 cells assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    [PMID: 34129329]
    NCI-H1581 IC50
    0.007 μM
    Compound: TAS-120
    Antiproliferative activity against human NCI-H1581 cells expressing FGFR1 assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    Antiproliferative activity against human NCI-H1581 cells expressing FGFR1 assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    [PMID: 34129329]
    NCI-H460 IC50
    > 10 μM
    Compound: TAS-120
    Antiproliferative activity against human NCI-H460 cells assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    Antiproliferative activity against human NCI-H460 cells assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    [PMID: 34129329]
    RT-112 IC50
    19.6 nM
    Compound: Futibatinib
    Antiproliferative activity against human RT-112 cells expressing FGFR3 assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    Antiproliferative activity against human RT-112 cells expressing FGFR3 assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    [PMID: 38267212]
    RT-112 IC50
    390 nM
    Compound: Futibatinib
    Antiproliferative activity against human RT-112 cells expressing FGFR3 V555M mutant assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    Antiproliferative activity against human RT-112 cells expressing FGFR3 V555M mutant assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    [PMID: 38267212]
    RT-112 IC50
    6.7 nM
    Compound: Futibatinib
    Antiproliferative activity against human RT-112 cells assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    Antiproliferative activity against human RT-112 cells assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    [PMID: 38267212]
    RT-112 IC50
    73.4 nM
    Compound: Futibatinib
    Antiproliferative activity against human RT-112 cells expressing FGFR3 N540K mutant assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    Antiproliferative activity against human RT-112 cells expressing FGFR3 N540K mutant assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    [PMID: 38267212]
    RT-112 IC50
    74.3 nM
    Compound: Futibatinib
    Antiproliferative activity against human RT-112 cells expressing FGFR3 K650M mutant assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    Antiproliferative activity against human RT-112 cells expressing FGFR3 K650M mutant assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    [PMID: 38267212]
    SK-HEP1 IC50
    0.152 μM
    Compound: TAS-120
    Antiproliferative activity against human SK-HEP1 cells expressing FGFR4 assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    Antiproliferative activity against human SK-HEP1 cells expressing FGFR4 assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    [PMID: 34129329]
    SNU-16 IC50
    0.004 μM
    Compound: TAS-120
    Antiproliferative activity against human SNU-16 cells expressing FGFR2 assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    Antiproliferative activity against human SNU-16 cells expressing FGFR2 assessed as inhibition of cell growth measured after 96 hrs by CCK-8 assay
    [PMID: 34129329]
    SNU-16 IC50
    3.7 nM
    Compound: 5; TAS-120
    Cytotoxicity against human SNU-16 cells assessed as inhibition of cell growth measured after 72 hrs by cell titer glo assay
    Cytotoxicity against human SNU-16 cells assessed as inhibition of cell growth measured after 72 hrs by cell titer glo assay
    [PMID: 37077386]
    SNU-16 IC50
    4.7 nM
    Compound: Futibatinib
    Antiproliferative activity against human SNU-16 cells assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    Antiproliferative activity against human SNU-16 cells assessed as inhibition of cell growth incubated for 5 days by Cell-titer glo assay
    [PMID: 38267212]
    SNU1 IC50
    > 5000 nM
    Compound: 5; TAS-120
    Cytotoxicity against human SNU1 cells assessed as inhibition of cell growth measured after 72 hrs by cell titer glo assay
    Cytotoxicity against human SNU1 cells assessed as inhibition of cell growth measured after 72 hrs by cell titer glo assay
    [PMID: 37077386]
    In Vitro

    Futibatinib (TAS-120) covalently binds to a highly conserved P-loop cysteine residue in the ATP pocket of FGFR[1].

    MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

    In Vivo

    Futibatinib (TAS-120) (3, 30, 100 mg/kg/day, p.o.) exerts an anti-tumor effect in mice. Futibatinib (TAS-120) shows anti-tumor effect by administering at moderate intervals, such as intermittent administration of every other day dosing and 2 times/week, and reducing the sustained elevation and weight suppression blood phosphorus level, and take a antitumor effective as daily administration[1].

    MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

    Clinical Trial
    Molecular Weight

    418.45

    Formula

    C22H22N6O3

    CAS No.
    Appearance

    Solid

    Color

    White to yellow

    SMILES

    O=C(C=C)N(C1)CC[C@@H]1N(N=C2C#CC3=CC(OC)=CC(OC)=C3)C4=C2C(N)=NC=N4

    Shipping

    Room temperature in continental US; may vary elsewhere.

    Storage
    Powder -20°C 3 years
    4°C 2 years
    In solvent -80°C 1 year
    -20°C 6 months
    Solvent & Solubility
    In Vitro: 

    DMSO : ≥ 29 mg/mL (69.30 mM; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

    *"≥" means soluble, but saturation unknown.

    Preparing
    Stock Solutions
    Concentration Solvent Mass 1 mg 5 mg 10 mg
    1 mM 2.3898 mL 11.9489 mL 23.8977 mL
    5 mM 0.4780 mL 2.3898 mL 4.7795 mL
    View the Complete Stock Solution Preparation Table

    * Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
    Storage method and period of stock solution: -80°C, 1 year; -20°C, 6 months. When stored at -80°C, please use it within 1 year. When stored at -20°C, please use it within 6 months.

    • Molarity Calculator

    • Dilution Calculator

    Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

    Mass
    =
    Concentration
    ×
    Volume
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    Molecular Weight *

    Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

    This equation is commonly abbreviated as: C1V1 = C2V2

    Concentration (start)

    C1

    ×
    Volume (start)

    V1

    =
    Concentration (final)

    C2

    ×
    Volume (final)

    V2

    In Vivo:

    Select the appropriate dissolution method based on your experimental animal and administration route.

    For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
    To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
    The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

    • Protocol 1

      Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

      Solubility: 2.08 mg/mL (4.97 mM); Suspended solution; Need ultrasonic

      This protocol yields a suspended solution of 2.08 mg/mL. Suspended solution can be used for oral and intraperitoneal injection.

      Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

      Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
    • Protocol 2

      Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

      Solubility: 2.08 mg/mL (4.97 mM); Suspended solution; Need ultrasonic

      This protocol yields a suspended solution of 2.08 mg/mL. Suspended solution can be used for oral and intraperitoneal injection.

      Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

      Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
    In Vivo Dissolution Calculator
    Please enter the basic information of animal experiments:

    Dosage

    mg/kg

    Animal weight
    (per animal)

    g

    Dosing volume
    (per animal)

    μL

    Number of animals

    Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
    Please enter your animal formula composition:
    %
    DMSO +
    +
    %
    Tween-80 +
    %
    Saline
    Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
    The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
    Calculation results:
    Working solution concentration: mg/mL
    Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).
    The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only. If necessary, please contact MedChemExpress (MCE).
    Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
     If the continuous dosing period exceeds half a month, please choose this protocol carefully.
    Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
    Purity & Documentation

    Purity: 99.90%

    References
    Cell Assay

    MCE has not independently confirmed the accuracy of these methods. They are for reference only.

    Animal Administration
    [1]

    It is transplanted to the right chest of the anti-tumor effect human gastric cancer strain (OCUM-2MD3) the old 6-week-old male nude rats with intermittent administration schedule in Test Example 7 rat. Measuring the major axis of tumor (mm) and minor axis (mm) after tumor implantation, the tumor volume: After calculating the (tumor volume TV), allocates the mouse average TV each group to be equal in each group, the the days that are conducted grouped the (n=5) is the day 0. Futibatinib (TAS-120) 3 mg/kg/day, 30 mg/kg/day, is prepared so as to 100 mg/kg/day, 3 mg/kg/day is daily administered orally, 30 mg/kg/day is administered orally every other day, 100 mg/kg/day is performed oral administration of 2 time/week from day 1, provided with the evaluation period of 14 days, the final valuation date it is day 15.

    MCE has not independently confirmed the accuracy of these methods. They are for reference only.

    References

    Complete Stock Solution Preparation Table

    * Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
    Storage method and period of stock solution: -80°C, 1 year; -20°C, 6 months. When stored at -80°C, please use it within 1 year. When stored at -20°C, please use it within 6 months.

    Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
    DMSO 1 mM 2.3898 mL 11.9489 mL 23.8977 mL 59.7443 mL
    5 mM 0.4780 mL 2.3898 mL 4.7795 mL 11.9489 mL
    10 mM 0.2390 mL 1.1949 mL 2.3898 mL 5.9744 mL
    15 mM 0.1593 mL 0.7966 mL 1.5932 mL 3.9830 mL
    20 mM 0.1195 mL 0.5974 mL 1.1949 mL 2.9872 mL
    25 mM 0.0956 mL 0.4780 mL 0.9559 mL 2.3898 mL
    30 mM 0.0797 mL 0.3983 mL 0.7966 mL 1.9915 mL
    40 mM 0.0597 mL 0.2987 mL 0.5974 mL 1.4936 mL
    50 mM 0.0478 mL 0.2390 mL 0.4780 mL 1.1949 mL
    60 mM 0.0398 mL 0.1991 mL 0.3983 mL 0.9957 mL
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