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CP-409092 HCl

Alias: CP-409092; CP409092; CP 409092; UNII-420WLS764W.
Cat No.:V5207 Purity: ≥98%
CP-409092 HCl, the hydrochloride salt ofCP-409092, is a novel and potent partial agonist ofGABAAreceptorwith potential anti-anxiety activity.
CP-409092 HCl
CP-409092 HCl Chemical Structure CAS No.: 225240-86-8
Product category: New6
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5mg
10mg
25mg
Other Sizes

Other Forms of CP-409092 HCl:

  • CP-409092
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description
CP-409092 HCl, the hydrochloride salt of CP-409092, is a novel and potent partial agonist of GABAA receptor with potential anti-anxiety activity.
Introduction: CP-409092 HCl is the hydrochloride salt of CP-409092, a novel and potent partial agonist of the GABAA receptor with potential anti-anxiety activity. It is a synthetic indole carboxamide derivative with the chemical name N-[4-(methylaminomethyl)phenyl]-4-oxo-1,5,6,7-tetrahydroindole-3-carboxamide hydrochloride. The compound is primarily used as a research tool to study GABAA receptor signaling, anxiety pathways, and first-pass metabolism of indole carboxamide scaffolds. It is not clinically approved and is intended for research use only, not for human therapeutic applications.
Biological Activity I Assay Protocols (From Reference)
Targets
Target: CP-409092 targets the gamma-aminobutyric acid type A (GABAA) receptor, a major inhibitory neurotransmitter receptor in the central nervous system. As a partial agonist, it binds to the GABAA receptor and modulates chloride ion flux, producing anxiolytic effects without full receptor activation. The partial agonist profile may offer advantages over full agonists in terms of reduced side effects and lower risk of tolerance development. The compound interferes with or suppresses the transmission of signals between neurons in the nervous system.
ln Vitro
In Vitro Activity: CP-409092 demonstrates partial agonist activity at the GABAA receptor in vitro. At equivalent molar concentrations, both the salt and free forms of the compound exhibit comparable biological activity. The compound's aqueous solubility (50 mg/mL) enables consistent binding assays and water-based dosing in experimental settings. Detailed electrophysiological data, including EC50 values for chloride current potentiation, are available in the primary scientific literature. The compound serves as a valuable probe for studying GABAA receptor pharmacology and partial agonism.
ln Vivo
In Vivo Activity: In rat models, CP-409092 has been characterized for its pharmacokinetic profile and metabolic pathways. The compound has been studied in drug discovery efforts aimed at identifying novel therapeutic agents for neurological and psychiatric disorders. While detailed behavioral efficacy data in anxiety models are not extensively published, the compound's GABAA partial agonist activity suggests potential anxiolytic effects. It has been used as a research tool to study high-clearance, low-bioavailability GABAA partial agonists, distinct from clinically used anxiolytics.
Enzyme Assay
In Vitro Enzyme/Receptor Binding Protocol: GABAA receptor binding assays typically involve radioligand binding using [3H]muscimol or [3H]flunitrazepam to membrane preparations from rat brain cortex or cells expressing recombinant GABAA receptors. Competition binding experiments with varying concentrations of CP-409092 determine receptor affinity and binding characteristics. For functional characterization, electrophysiological recordings using patch-clamp or two-electrode voltage-clamp techniques on GABAA receptor-expressing cells measure chloride currents in response to GABA alone or in combination with CP-409092.
Cell Assay
In Vitro Cell-Based Assay Protocol: Cells expressing GABAA receptors (such as HEK293 or CHO cells transfected with relevant subunits) are cultured and treated with CP-409092 at various concentrations. Receptor activation is assessed by measuring chloride flux using fluorescent indicators or electrophysiological techniques. Cell viability and cytotoxicity are evaluated using standard assays such as MTT or LDH release. The compound's aqueous solubility facilitates preparation of stock solutions in water or DMSO for cell-based experiments.
Animal Protocol
In Vivo Animal Assay Protocol: Rodent models are used to study CP-409092 pharmacokinetics and metabolism. In a published study, [14C]CP-409,092 was administered orally at 100 mg/kg to rats, and total recovery was 89.1%±3.2% for male rats and 89.3%±0.58% for female rats. The compound is formulated in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% saline for in vivo administration. Behavioral tests such as elevated plus maze may be used to assess anxiolytic activity.
ADME/Pharmacokinetics
Pharmacokinetics: Following single intravenous and oral doses of 4 and 15 mg/kg respectively, CP-409092 exhibits high clearance of 169±18 mL/min/kg and a volume of distribution of 8.99±1.46 L/kg. Oral bioavailability is very low at 2.9%±3%. After oral administration of 100 mg/kg [14C]CP-409,092, total recovery was approximately 89% in rats. The compound undergoes oxidative deamination of the benzylic amine, serving as a probe for MAO-mediated clearance mechanisms. Its distinct pharmacokinetic signature makes it a poor surrogate for drugs with more favorable oral exposure profiles.
Toxicity/Toxicokinetics
Toxicity: No detailed toxicity data are publicly available for CP-409092 HCl. As a research compound not intended for human use, comprehensive toxicological profiling has not been extensively published. The compound is for research use only and has not been approved by any regulatory agency for therapeutic applications. Standard preclinical safety assessments including acute and chronic toxicity studies would be required before any clinical development.
References

[1]. Metabolism, pharmacokinetics and excretion of the GABA(A) receptor partial agonist [(14)C]CP-409,092 in rats. Xenobiotica. 2010 Jun;40(6):400-14.

Additional Infomation
Additional Information: CP-409092 HCl has CAS number 225240-86-8, molecular formula C17H20ClN3O2, and molecular weight 333.81. It is also known as CP-409092, CP409092, CP 409092, and UNII-420WLS764W. The related free base has CAS number 194098-25-4. The compound is a GABAA receptor partial agonist with potential anti-anxiety activity. The hydrochloride salt form overcomes the aqueous insolubility limitations of the free base, enabling water-based dosing and reproducible binding assays. For research use only, not for human therapy.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C17H20CLN3O2
Molecular Weight
333.8126
Exact Mass
333.124
CAS #
225240-86-8
Related CAS #
CP-409092;194098-25-4
PubChem CID
139035003
Appearance
White to off-white solid powder
Hydrogen Bond Donor Count
4
Hydrogen Bond Acceptor Count
3
Rotatable Bond Count
4
Heavy Atom Count
23
Complexity
418
Defined Atom Stereocenter Count
0
SMILES
Cl[H].O=C1C([H])([H])C([H])([H])C([H])([H])C2=C1C(C(N([H])C1C([H])=C([H])C(C([H])([H])N([H])C([H])([H])[H])=C([H])C=1[H])=O)=C([H])N2[H]
InChi Key
XFJIYNUISLDNLP-UHFFFAOYSA-N
InChi Code
InChI=1S/C17H19N3O2/c1-18-9-11-5-7-12(8-6-11)20-17(22)13-10-19-14-3-2-4-15(21)16(13)14/h5-8,10,18-19H,2-4,9H2,1H3,(H,20,22)
Chemical Name
1H-Indole-3-carboxamide, 4,5,6,7-tetrahydro-N-(4-((methylamino)methyl)phenyl)-4-oxo-
Synonyms
CP-409092; CP409092; CP 409092; UNII-420WLS764W.
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

Note: Please store this product in a sealed and protected environment, avoid exposure to moisture.
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 (~149.79 mM)
DMSO : ~41.67 mg/mL (~124.83 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.08 mg/mL (6.23 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 20.8 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: ≥ 2.08 mg/mL (6.23 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 20.8 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: ≥ 2.08 mg/mL (6.23 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 20.8 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.


Solubility in Formulation 4: 25 mg/mL (74.89 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 2.9957 mL 14.9786 mL 29.9572 mL
5 mM 0.5991 mL 2.9957 mL 5.9914 mL
10 mM 0.2996 mL 1.4979 mL 2.9957 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:

  • Calculate the Mass of a compound required to prepare a solution of known volume and concentration
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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:
  • 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)
  • Click the “Calculate” button
  • 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:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

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  • The answer appears in the Volume (to add to vial) box
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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