Zidesamtinib (NVL-520)

Alias: NVL520; NVL 520; NVL-520; Zidesamtinib
Cat No.:V51179 Purity: ≥98%
inhibitor of diverse ROS1 fusions and resistance mutations
Zidesamtinib (NVL-520) Chemical Structure CAS No.: 2739829-00-4
Product category: ROS Kinase
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
10mg
100mg
Official Supplier of:
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Product Description
Zidesamtinib (NVL-520) is a potent, selective, brain-penetrant, oral active, and potent inhibitor of various ROS1 fusions and resistance mutations; it spares TRK inhibition and has IC50 values of 0.7 and 7.9 nM for wild-type ROS1 and ROS1 G2032R, respectively. Cancer research can make use of dientesamtinib.
Biological Activity I Assay Protocols (From Reference)
ln Vitro
Zidesamtinib (72 h), with average IC50s of 0.4 nM, inhibits the growth of seven cell lines expressing wild-type ROS1 fusions[1].
Zidesamtinib (72 h), with average IC50s of 1.6 nM, inhibits the growth of six cell lines harboring ROS1 fusions with the G2032R mutation[1].
Zidesamtinib (72 h) potently inhibits the non-G2032R ROS1 mutants, with IC50s ≤ 1.5 nM[1].
Zidesamtinib (10-1000 nM; 4 weeks) inhibits the formation of colonies in NIH3T3 cells that express both ROS1 fusions with G2032R and wild-type ROS1 fusions[1].
ln Vivo
Zidesamtinib (0.04-15 mg/kg; p.o. twice daily for 28 d) incites tumor regression in wild-type ROS1 xenograft models at all doses ≥0.2 mg/kg[1].
Animal Protocol
Female athymic Nude-Foxn1nu mice were implanted subcutaneously with tumor fragments from model CTG-0848[1]
0.04, 0.2, 1, 5, 15 mg/kg
Oral gavage twice daily for 21 days
References

[1]. NVL-520 is a selective, TRK-sparing, and brain-penetrant inhibitor of ROS1 fusions and secondary resistance mutations. Cancer Discov. 2022 Dec 13;CD-22-0968.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C22H22FN7O
Molecular Weight
419.45
Exact Mass
419.460
Elemental Analysis
C, 63.00; H, 5.29; F, 4.53; N, 23.37; O, 3.81
CAS #
2739829-00-4
Related CAS #
2739829-00-4
SMILES
CCN1C2=C(CC3=NN(N=C3C4=C(C=C(C=C4)F)[C@H](OC5=C(N=CC2=C5)N)C)C)C=N1
InChi Key
DTWUUAFTYSMNQX-GFCCVEGCSA-N
InChi Code
InChI=1S/C22H22FN7O/c1-4-30-21-13(11-26-30)7-18-20(28-29(3)27-18)16-6-5-15(23)9-17(16)12(2)31-19-8-14(21)10-25-22(19)24/h5-6,8-12H,4,7H2,1-3H3,(H2,24,25)/t12-/m1/s1
Chemical Name
(19R)-3-ethyl-16-fluoro-10,19-dimethyl-20-oxa-3,4,9,10,11,23-hexazapentacyclo[19.3.1.02,6.08,12.013,18]pentacosa-1(25),2(6),4,8,11,13(18),14,16,21,23-decaen-22-amine
Synonyms
NVL520; NVL 520; NVL-520; Zidesamtinib
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

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 : ~50 mg/mL (~119.20 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 1.25 mg/mL (2.98 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (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 12.5 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 1.25 mg/mL (2.98 mM) (saturation unknown) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (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 12.5 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.

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Solubility in Formulation 3: ≥ 1.25 mg/mL (2.98 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 12.5 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 2.3841 mL 11.9204 mL 23.8407 mL
5 mM 0.4768 mL 2.3841 mL 4.7681 mL
10 mM 0.2384 mL 1.1920 mL 2.3841 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.

Calculator

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An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
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  • Enter 5 in the Volume box and choose the correct unit (mL)
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  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
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  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

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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.

Biological Data
  • NVL-520 inhibits the viability of ROS1-driven cancer cell lines. Cancer Discov . 2023 Mar 1;13(3):598-615.
  • NVL-520 inhibits the growth of an intracranial ROS1-driven tumor xenograft. Cancer Discov . 2023 Mar 1;13(3):598-615.
  • Clinical activity of NVL-520. Cancer Discov . 2023 Mar 1;13(3):598-615.
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