Ivaltinostat formic (CG-200745 formic)

Cat No.:V76875 Purity: ≥98%
Ivaltinostat (CG-200745) formic is an orally bioactive pan-HDAC inhibitor (antagonist) with a hydroxamic acid moiety that binds zinc at the base of the catalytic pocket.
Ivaltinostat formic (CG-200745 formic) Chemical Structure Product category: p53
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
1mg
5mg
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Other Forms of Ivaltinostat formic (CG-200745 formic):

  • Ivaltinostat
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Top Publications Citing lnvivochem Products
Product Description
Ivaltinostat (CG-200745) formic is an orally bioactive pan-HDAC inhibitor (antagonist) with a hydroxamic acid moiety that binds zinc at the base of the catalytic pocket. Ivaltinostat formic inhibits the deacetylation of histone H3 and tubulin. Ivaltinostat formic induces the accumulation of p53, promotes p53-dependent transactivation, and enhances the expression of MDM2 and p21 (Waf1/Cip1) proteins. Ivaltinostat formic enhances the sensitivity of Gemcitabine-resistant cells to Gemcitabine and 5-Fluorouracil (5-FU). Ivaltinostat formic causes apoptosis and has anti-tumor effects.
Biological Activity I Assay Protocols (From Reference)
Targets
HDAC
ln Vitro
Prostate cancer cell proliferation is inhibited by ivaltinostat (CG-200745; 0.01-100 μM; 48 hours) formic (LNCaP, DU145 and PC3 cells). Caspases-9, -3, and -8 are activated and the sub-G1 population is increased by ivaltinostat(1, 10 μM; 24, 48 hours) formic[2]. Cholangiocarcinoma cell proliferation is inhibited by ivaltinostat (0.001-100 μM; for 72 hours) (IC50s of 0.63, 0.93, and 1.80 μM for SNU-1196, SNU-1196/GR, and SNU-308 cells, respectively)[3]. The Calu6 cell growth is reduced to 40% of untreated cells when ivaltinostat (0–10 μM) is applied for 48 hours[4]. Calu6 cell fraction in G2/M phase (69%) is greatly increased by ivaltinostat (3 μM; 1-24 hours)[4]. Up to 24 hours after treatment, ivaltinostat (0–10 μM; 1–24 hours) formic therapy at low concentration dramatically enhances the acetylation of histone H3 and H4 in Calu6 cells at different locations in a time-dependent manner[4].
ln Vivo
For seven days, ivaltinostat (CG-200745; po; 30 mg/kg/day) attenuates adhesion molecules, inflammatory cytokines, and oxidative stress in UUO kidneys[5].
Cell Assay
Cell Proliferation Assay[4]
Cell Types: Calu6 cells
Tested Concentrations: 0-10 μM
Incubation Duration: 48 hrs (hours)
Experimental Results: decreased the cell proliferation to 40% of untreated cells.

Cell Cycle Analysis[4]
Cell Types: Calu6 cells
Tested Concentrations: 3 μM
Incubation Duration: 1, 8, 12, 24 hrs (hours)
Experimental Results: Increased Dramatically cell proportion in G2/M phase(69%).

Western Blot Analysis[4]
Cell Types: Calu6 cells
Tested Concentrations: 3 μM
Incubation Duration: 1, 4, 8, 12, 24 hrs (hours)
Experimental Results: Increased the acetylation of histone H3 and H4 at various sites in a time-dependent manner.
Animal Protocol
Animal/Disease Models: Male 8weeks old C57BL/6 J mice weighing 20~22 g of unilateral ureteral obstruction (UUO)[5]
Doses: 30 mg/kg
Route of Administration: PO; daily; for 7 days
Experimental Results: Attenuated oxidative stress, inflammatory cytokines and adhesion molecules in UUO kidneys.
References
[1]. Oh ET, et al. Novel histone deacetylase inhibitor CG200745 induces clonogenic cell death by modulating acetylation of p53 in cancer cells. Invest New Drugs. 2012 Apr;30(2):435-42.
[2]. Hwang JJ, et al. A novel histone deacetylase inhibitor, CG200745, potentiates anticancer effect of docetaxel in prostate cancer via decreasing Mcl-1 and Bcl-XL. Invest New Drugs. 2012 Aug;30(4):1434-42.
[3]. Dawoon E Jung, et al. CG200745, an HDAC inhibitor, induces anti-tumour effects in cholangiocarcinoma cell lines via miRNAs targeting the Hippo pathway. Sci Rep. 2017 Sep 7;7(1):10921.
[4]. Chun SM, et al. Epigenetic modulation with HDAC inhibitor CG200745 induces anti-proliferation in non-small cell lung cancer cells. PLoS One. 2015 Mar 17;10(3):e0119379.
[5]. Choi HS, et al. Histone deacetylase inhibitor, CG200745 attenuates renal fibrosis in obstructive kidney disease. Sci Rep. 2018 Aug 1;8(1):11546.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C25H35N3O6
Molecular Weight
473.56
Related CAS #
Ivaltinostat;936221-33-9
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)
H2O :~50 mg/mL (~105.58 mM)
DMSO :~50 mg/mL (~105.58 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (5.28 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 25.0 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: ≥ 2.5 mg/mL (5.28 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 25.0 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: ≥ 2.5 mg/mL (5.28 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 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.


Solubility in Formulation 4: 50 mg/mL (105.58 mM) in PBS (add these co-solvents sequentially from left to right, and one by one), clear solution; with ultrasonication.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 2.1117 mL 10.5583 mL 21.1166 mL
5 mM 0.4223 mL 2.1117 mL 4.2233 mL
10 mM 0.2112 mL 1.0558 mL 2.1117 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

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

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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?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • 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:
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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
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
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  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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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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