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(2S)-Methyl 2-(2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoate

Cat No.:V68327 Purity: ≥98%
(2S)-Methyl 2-(2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoate is a valine analogue.
(2S)-Methyl 2-(2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoate
(2S)-Methyl 2-(2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoate Chemical Structure CAS No.: 402958-95-6
Product category: Amino Acid Derivatives
This product is for research use only, not for human use. We do not sell to patients.
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Product Description
(2S)-Methyl 2-(2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoate is a valine analogue.
(2S)-Methyl 2-(2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoate (CAS 402958-95-6) is a valine derivative with a complex structure featuring a pyrazine carboxamide, a cyclohexyl group, and a methyl ester. It has a molecular weight of 390.48 g/mol and a molecular formula of C20H30N4O4. This compound is a specialized building block for medicinal chemistry and peptide mimetic synthesis, commonly used in drug discovery programs as a scaffold for developing novel therapeutics targeting enzymes or receptors. It is supplied as a solid with high solubility in DMSO (30 mg/mL with ultrasonication).
Biological Activity I Assay Protocols (From Reference)
Targets
The compound does not have a defined biological drug target due to its role as a synthetic intermediate. However, the valine and pyrazine carboxamide motifs suggest potential binding to kinases, proteases, or other proteins when incorporated into larger molecules. As a valine derivative, it may serve as a precursor for HIV protease inhibitors or other peptidomimetic drugs. Target pathways are not established for the parent molecule.
ln Vitro
Commercial ergot supplements have been made from amino acids and their derivatives. They affect the release of anabolic hormones, the availability of fuel for activity, the ability to think clearly under pressure, and the prevention of muscular damage brought on by exertion. They are regarded as advantageous synergistic food ingredients [1].
The compound itself has no reported in vitro biological activity. It is used as a chemical intermediate, not as a bioactive test article. Any in vitro activity is indirect, through final synthesized molecules. No IC50, EC50, or cytotoxicity data are available for this parent compound. Researchers use it as a starting material to generate libraries for high-throughput screening.
ln Vivo
No in vivo activity data are available. The compound has not been administered to animals for efficacy or safety assessment. Its role is confined to bench chemistry to construct molecules that may subsequently be tested in vivo.
Enzyme Assay
The compound is not used in direct enzyme or receptor binding assays. For chemical characterization, standard LC-MS and NMR protocols are employed. A typical solubility assay: Dissolve the compound in DMSO at 30 mg/mL with ultrasonication for 10 minutes. Dilute to final concentrations in aqueous buffers (e.g., PBS pH 7.4) to test precipitation. No binding assays are reported.
Cell Assay
No cell-based protocols are established for this intermediate. For medicinal chemistry use, the compound is employed in multi-step syntheses of potential drug candidates. These final products are then evaluated in cell-based assays (e.g., cancer cell viability). A typical downstream protocol: Seed A549 or MCF-7 cells in 96-well plates (5×103 cells/well), treat with synthesized compounds (0.1-100 uM) for 48-72 hours, and measure viability with CellTiter-Glo. This intermediate is not added to cells.
Animal Protocol
No animal studies have been performed with this compound. For downstream molecules, typical in vivo efficacy studies in xenograft models would be conducted. For example, immunodeficient mice bearing human tumor xenografts (subcutaneous) are treated orally or intraperitoneally with test compounds (10-100 mg/kg daily for 2-4 weeks) to assess tumor growth inhibition. No such data exist for this intermediate.
ADME/Pharmacokinetics
No pharmacokinetic data are available for this compound. As a valine derivative with MW 390.48, if administered, it would likely undergo rapid metabolism by esterases (cleaving the methyl ester) and CYP450 enzymes (oxidation of the cyclohexyl ring). No ADME studies (oral bioavailability, half-life, clearance) have been reported. The compound is soluble in DMSO (30 mg/mL) and has good stability as a solid at -20degC.
Toxicity/Toxicokinetics
The compound's acute toxicity has not been formally evaluated. Based on structural similarity to other amino acid derivatives, it is expected to have low acute oral toxicity (LD50 >2000 mg/kg). It may cause skin and eye irritation. Not classified as mutagenic or carcinogenic. Use standard precautions: gloves, goggles, lab coat, fume hood. Avoid inhalation of dust and skin contact. Store at -20degC, desiccated, protected from light.
References

[1]. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-1144.

Additional Infomation
(2S)-Methyl 2-(2-cyclohexyl-2-(pyrazine-2-carboxamido)acetamido)-3,3-dimethylbutanoate is not a drug and has no clinical trial or regulatory approval history. It is a research chemical intermediate listed under CAS 402958-95-6 for pharmaceutical and medicinal chemistry applications. The compound is a valine derivative, and the presence of the pyrazine carboxamide motif suggests possible applications in kinase inhibitor design or as a building block for peptidomimetic drugs. It is supplied by chemical vendors for research use only and is not intended for human or veterinary therapeutic use.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C20H30N4O4
Molecular Weight
390.48
Exact Mass
390.227
CAS #
402958-95-6
PubChem CID
56605053
Appearance
White to off-white solid powder
LogP
2.641
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
6
Rotatable Bond Count
8
Heavy Atom Count
28
Complexity
555
Defined Atom Stereocenter Count
2
SMILES
O=C([C@]([H])(C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C1([H])[H])N([H])C(C1C([H])=NC([H])=C([H])N=1)=O)N([H])[C@]([H])(C(=O)OC([H])([H])[H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H]
InChi Key
IHXGWJWOFHBXJK-JKSUJKDBSA-N
InChi Code
InChI=1S/C20H30N4O4/c1-20(2,3)16(19(27)28-4)24-18(26)15(13-8-6-5-7-9-13)23-17(25)14-12-21-10-11-22-14/h10-13,15-16H,5-9H2,1-4H3,(H,23,25)(H,24,26)/t15-,16+/m0/s1
Chemical Name
methyl (2S)-2-[[(2S)-2-cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoate
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: 33.33 mg/mL (85.36 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (6.40 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.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 2.5610 mL 12.8048 mL 25.6095 mL
5 mM 0.5122 mL 2.5610 mL 5.1219 mL
10 mM 0.2561 mL 1.2805 mL 2.5610 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
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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:
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  • 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:
  • 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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