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2-Thiooxamic acid ethyl ester

Cat No.:V65535 Purity: ≥98%
2-Thiooxamic acid ethyl ester is a biochemical compound that could be utilized as a biomaterial or organic/chemical reagent for biomedical research.
2-Thiooxamic acid ethyl ester
2-Thiooxamic acid ethyl ester Chemical Structure CAS No.: 16982-21-1
Product category: Biochemical Assay Reagents
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
100g
Other Sizes
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Product Description
2-Thiooxamic acid ethyl ester is a biochemical compound that could be utilized as a biomaterial or organic/chemical reagent for biomedical research.
2-Thiooxamic acid ethyl ester (also known as ethyl 2-thiooxamate) is a sulfur-containing organic compound with the molecular formula C4H7NO2S and molecular weight 133.17. This biochemical reagent can be used as a biomaterial for life science research and as a sulfonylation reagent in organic synthesis and drug discovery.
Biological Activity I Assay Protocols (From Reference)
Targets
This compound does not have a specific reported biological target. It is a synthetic intermediate and biochemical reagent. The parent 2-thiooxamic acid and its derivatives may act as enzyme inhibitors (e.g., of metalloproteases or urease) due to the thioamide functional group, but specific target information is not available for this ethyl ester derivative.
ln Vitro
2-Thiooxamic acid ethyl ester exhibits no direct in vitro biological activity of its own. It is used as a reagent in the synthesis of potential anticancer agents. Some derivatives have shown activity against cancer cell lines such as chronic myeloid leukemia and breast cancer. The compound itself is a synthetic building block.
ln Vivo
There is no specific in vivo activity reported for this compound. As a synthetic intermediate, it is not used as a therapeutic agent. However, 2-thiooxamic acid ethyl ester has been mentioned in the context of cancer research, such as in studies involving chronic myeloid leukemia and breast cancer, where it serves as a starting material or intermediate.
Enzyme Assay
There is no specific enzyme/receptor binding protocol for this compound. As a chemical reagent, it is typically characterized by NMR, HPLC, and mass spectrometry. If used in enzyme inhibition studies, a general protocol would involve incubating the compound (1-100 uM) with the target enzyme in an appropriate buffer and measuring residual activity by a colorimetric or fluorometric assay.
Cell Assay
This compound is not typically used in cell-based experiments. If used for preliminary screening, 2-Thiooxamic acid ethyl ester can be dissolved in DMSO (stock 50-100 mM) and diluted to 1-100 uM in cell culture medium. Cells (e.g., cancer cell lines) are treated for 24-72 hours, and viability is measured by MTT. However, this is not standard practice; it is a reagent for synthesis.
Animal Protocol
There is no standard in vivo protocol for this compound. It is not administered to animals for pharmacological studies. For safety assessment or as part of the drug development process, animal studies would be performed with final drug candidates derived from this intermediate, not with the intermediate itself.
ADME/Pharmacokinetics
PK properties are not applicable for this synthetic intermediate. It has low water solubility (logP approximately 1.2-1.5) but is soluble in organic solvents such as DMSO, ethanol, and acetonitrile. For storage, stock solutions in DMSO should be kept at -20degC and used within 6 months; at -80degC, they are stable for up to 12 months.
Toxicity/Toxicokinetics
Toxicity of 2-Thiooxamic acid ethyl ester is not well characterized. As a thioamide, it may have moderate to low acute toxicity. It should be handled with care, avoiding skin contact and inhalation. Standard safety precautions for handling sulfur-containing organic compounds (gloves, goggles, fume hood) should be used. Not for human consumption.
Additional Infomation
2-Thiooxamic acid ethyl ester is a versatile biochemical reagent and organic synthesis intermediate. The thioamide group (C(=S)-NH2) provides unique reactivity for the synthesis of heterocyclic compounds, including thiazoles and thiadiazoles, which are common scaffolds in medicinal chemistry. This compound can be used in the study of cancer and as a sulfonylation reagent in drug discovery.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C4H7NO2S
Molecular Weight
133.17
Exact Mass
133.019
CAS #
16982-21-1
PubChem CID
2733398
Appearance
Off-white to yellow solid powder
Density
1.2±0.1 g/cm3
Boiling Point
199.2±23.0 °C at 760 mmHg
Melting Point
62-65 °C(lit.)
Flash Point
74.2±22.6 °C
Vapour Pressure
0.3±0.4 mmHg at 25°C
Index of Refraction
1.534
LogP
0.14
Hydrogen Bond Donor Count
1
Hydrogen Bond Acceptor Count
3
Rotatable Bond Count
3
Heavy Atom Count
8
Complexity
113
Defined Atom Stereocenter Count
0
SMILES
S=C(C(=O)OC([H])([H])C([H])([H])[H])N([H])[H]
InChi Key
YMBMCMOZIGSBOA-UHFFFAOYSA-N
InChi Code
InChI=1S/C4H7NO2S/c1-2-7-4(6)3(5)8/h2H2,1H3,(H2,5,8)
Chemical Name
ethyl 2-amino-2-sulfanylideneacetate
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)
May dissolve in DMSO (in most cases), if not, try other solvents such as H2O, Ethanol, or DMF with a minute amount of products to avoid loss of samples
Solubility (In Vivo)
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.

Injection Formulations
(e.g. IP/IV/IM/SC)
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution 50 μL Tween 80 850 μL Saline)
*Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution.
Injection Formulation 2: DMSO : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO 400 μLPEG300 50 μL Tween 80 450 μL Saline)
Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO 900 μL Corn oil)
Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals).
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Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO 900 μL (20% SBE-β-CD in saline)]
*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.
Injection Formulation 5: 2-Hydroxypropyl-β-cyclodextrin : Saline = 50 : 50 (i.e. 500 μL 2-Hydroxypropyl-β-cyclodextrin 500 μL Saline)
Injection Formulation 6: DMSO : PEG300 : castor oil : Saline = 5 : 10 : 20 : 65 (i.e. 50 μL DMSO 100 μLPEG300 200 μL castor oil 650 μL Saline)
Injection Formulation 7: Ethanol : Cremophor : Saline = 10: 10 : 80 (i.e. 100 μL Ethanol 100 μL Cremophor 800 μL Saline)
Injection Formulation 8: Dissolve in Cremophor/Ethanol (50 : 50), then diluted by Saline
Injection Formulation 9: EtOH : Corn oil = 10 : 90 (i.e. 100 μL EtOH 900 μL Corn oil)
Injection Formulation 10: EtOH : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL EtOH 400 μLPEG300 50 μL Tween 80 450 μL Saline)


Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium)
Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose
Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals).
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Oral Formulation 3: Dissolved in PEG400
Oral Formulation 4: Suspend in 0.2% Carboxymethyl cellulose
Oral Formulation 5: Dissolve in 0.25% Tween 80 and 0.5% Carboxymethyl cellulose
Oral Formulation 6: Mixing with food powders


Note: Please be aware that the above formulations are for reference only. InvivoChem strongly recommends customers to read literature methods/protocols carefully before determining which formulation you should use for in vivo studies, as different compounds have different solubility properties and have to be formulated differently.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 7.5092 mL 37.5460 mL 75.0920 mL
5 mM 1.5018 mL 7.5092 mL 15.0184 mL
10 mM 0.7509 mL 3.7546 mL 7.5092 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
  • Calculate the Volume of solution required to dissolve a compound of known mass to a desired concentration
  • Calculate the Concentration of a solution resulting from a known mass of compound in a specific volume
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.

  • Enter the mass of the reagent and the desired reconstitution concentration as well as the correct units
  • Click the “Calculate” button
  • 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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