Ravoxertinib hydrochloride (GDC-0994; RG7842)

Alias: RG 7842 HCl; GDC0994; GDC-0994; GDC 0994; RG7842; RG-7842; RG 7842
Cat No.:V4529 Purity: ≥98%
Ravoxertinib hydrochloride (GDC-0994; RG-7842), the hydrochloride salt of Ravoxertinib, is an orally bioavailable inhibitor of extracellular signal-regulated kinase (ERK1/2) being developed as an anticancer drug.
Ravoxertinib hydrochloride (GDC-0994; RG7842) Chemical Structure CAS No.: 2070009-58-2
Product category: ERK
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
25mg
50mg
100mg
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Other Forms of Ravoxertinib hydrochloride (GDC-0994; RG7842):

  • Ravoxertinib (GDC-0994; RG-7842)
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description
Ravoxertinib hydrochloride (GDC-0994; RG-7842), the hydrochloride salt of Ravoxertinib, is an orally bioavailable inhibitor of extracellular signal-regulated kinase (ERK1/2) being developed as an anticancer drug. It inhibits ERK1/2 with IC50 values of 1.1 nM and 0.3 nM, respectively. Following oral administration, GDC-0994 blocks ERK phosphorylation as well as the activation of ERK-mediated signal transduction pathways. This stops ERK-dependent tumor cell survival and proliferation. The mitogen-activated protein kinase (MAPK)/ERK pathway is activated in a variety of tumor cell types and is essential for tumor cell survival, proliferation, and differentiation.
Biological Activity I Assay Protocols (From Reference)
Targets
ERK2 (IC50 = 3.1 nM); ERK1 (IC50 = 6.1 nM); p-RSK (IC50 = 12 nM)
ln Vitro
Ravoxertinib also inhibits p90RSK with IC50 of 12 nM[1].
Ravoxertinib has a biochemical potency of 1.1 nM and 0.3 nM, respectively, and is highly selective for ERK1 and ERK2[2].
Ravoxertinib (GDC0994; 50 nM, 0.5 µM, and 5 µM; 48 hours) reduces the viability of lung adenocarcinoma cell lines (A549, HCC827, and HCC4006)[4].
ln Vivo
To achieve the desired target coverage for at least 8 hours in CD-1 mice, a 10 mg/kg oral dose of Ravoxertinib is sufficient[1]. In numerous in vivo cancer models, such as KRAS- and BRAF-mutant human xenograft tumors in mice, daily oral dosing of ravoxertinib produces significant single-agent activity[2].
Enzyme Assay
Ravoxertinib (GDC-0994) is an orally bioavailable ERK kinase inhibitor with an IC50 of 6.1 nM and 3.1 nM for ERK1 and ERK2, respectively. With an IC50 of 12 nM, ravoxertinib (GDC-0994) also inhibits p90RSK. Ravoxertinib (GDC-0994) has a biochemical potency of 1.1 nM and 0.3 nM for ERK1 and ERK2, respectively.
Cell Assay
GDC-0994 potently inhibits phospho-p90RSK in tumor cells.
Animal Protocol
Mice: Ravoxertinib PK/PD data in the HCT116 mouse xenograft model. In nude mice, HCT116 tumors grow to a tumor volume of 400–600 mm3. When compared to the vehicle control alone (40% PEG400/60% (10% HPβCD)), mice are given a single oral dose of 22 at 15, 30, or 100 mg/kg. Tumor and plasma samples are then collected at 2, 8, 16, and 24 hours after the dose. By using a quantitative Western blot, tumor levels of phosphorylated p90RSK (pRSK) and relative total p90RSK (tRSK) are determined. At 2 hours after the dose, these levels are normalized to the vehicle control (set to 100%). By using LC-MS, concentrations in plasma and tumors are measured.
References

[1]. Discovery of (S)-1-(1-(4-Chloro-3-fluorophenyl)-2-hydroxyethyl)-4-(2-((1-methyl-1H-pyrazol-5-yl)amino)pyrimidin-4-yl)pyridin-2(1H)-one (GDC-0994), an Extracellular Signal-Regulated Kinase 1/2 (ERK1/2) Inhibitor in Early Clinical Developme

[2]. Abstract DDT02-03: Discovery of GDC-0994, a potent and selective ERK1/2 inhibitor in early clinical development. Proceedings: AACR Annual Meeting 2014; April 5-9, 2014.

[3]. Opportunity for Pharmaceutical Intervention in Lung Cancer: Selective Inhibition of JAK1/2 to Eliminate EMT-Derived Mesenchymal Cells.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C₂₁H₁₉CL₂FN₆O₂
Molecular Weight
477.32
Exact Mass
476.0930574
CAS #
2070009-58-2
Related CAS #
Ravoxertinib;1453848-26-4
SMILES
CN1C(=CC=N1)NC2=NC=CC(=N2)C3=CC(=O)N(C=C3)[C@H](CO)C4=CC(=C(C=C4)Cl)F.Cl
InChi Key
RMNVBUVHPAETTJ-GMUIIQOCSA-N
InChi Code
InChI=1S/C21H18ClFN6O2.ClH/c1-28-19(5-8-25-28)27-21-24-7-4-17(26-21)13-6-9-29(20(31)11-13)18(12-30)14-2-3-15(22)16(23)10-14;/h2-11,18,30H,12H2,1H3,(H,24,26,27);1H/t18-;/m1./s1
Chemical Name
1-[(1S)-1-(4-chloro-3-fluorophenyl)-2-hydroxyethyl]-4-[2-[(2-methylpyrazol-3-yl)amino]pyrimidin-4-yl]pyridin-2-one;hydrochloride
Synonyms
RG 7842 HCl; GDC0994; GDC-0994; GDC 0994; RG7842; RG-7842; RG 7842
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: > 100 mg/mL
Water: N/A
Ethanol: N/A
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (5.24 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 (5.24 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% DMSO+30% PEG 300+5% Tween 80+ddH2O: 30mg/mL


 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 2.0950 mL 10.4752 mL 20.9503 mL
5 mM 0.4190 mL 2.0950 mL 4.1901 mL
10 mM 0.2095 mL 1.0475 mL 2.0950 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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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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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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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
  •  Ravoxertinib hydrochloride


    UV traces from incubation of6with hepatocytes att= 3 h (M3 = compound7): h = human, m = mouse, r = rat, d = dog, c = cynomolgus monkey.

     Ravoxertinib hydrochloride

    Compound exposure vs time in a multidose mouse PK study with compound22, formulated in 40% PEG400/60% (10% HPβCD) water.2016 Jun 23;59(12):5650-60.

  •  Ravoxertinib hydrochloride


    Crystal structures of22bound to ERK2 (brown) and CDK2 (purple): (A) compound22bound to ERK2; (B) superposition of ERK2 and CDK2 cocrystal structures with compound22. Red dotted lines indicate hydrogen bonds. Red spheres indicate water molecules.

     Ravoxertinib hydrochloride

    HCT116 study PK/PD analysis with compound22: PK/PD data for22in the HCT116 mouse xenograft model.2016 Jun 23;59(12):5650-60.

  •  Ravoxertinib hydrochloride


    Activity of22against 279 kinases at 1 μM. Illustration reproduced courtesy of Cell Signaling Technology.

     Ravoxertinib hydrochloride

    HCT116 mouse xenograft data with compound22.2016 Jun 23;59(12):5650-60.

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