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Tetrahydro-4H-pyran-4-one

Dihydro-2H-pyran-4(3H)-one is a biochemical compound that may be utilized as a biomaterial or organic/chemical reagent for biomedical research.
Tetrahydro-4H-pyran-4-one
Tetrahydro-4H-pyran-4-one Chemical Structure CAS No.: 29943-42-8
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
Dihydro-2H-pyran-4(3H)-one is a biochemical compound that may be utilized as a biomaterial or organic/chemical reagent for biomedical research.
Tetrahydro-4H-pyran-4-one (CAS 29943-42-8) is a cyclic ketone with the molecular formula C₅H₈O₂. It is a biochemical reagent that can be used as a biological material or organic compound for life science related research. It is a building block in organic synthesis.
Biological Activity I Assay Protocols (From Reference)
Targets
Tetrahydro-4H-pyran-4-one does not have a defined pharmacological target of its own, as it is a synthetic intermediate. As a cyclic ketone, it serves as a building block for the synthesis of various biologically active compounds. The ketone group provides a handle for nucleophilic addition and other transformations.
ln Vitro
used to create the symmetrical tetrasubstituted methane and the 4-methoxytetrahydropyran-4-yl protecting group. Methyl enol ether compares favorably to 3,4-dihydro-2H-pyran and is a helpful alcohol protective agent, for example in nucleotide synthesis. Additionally, it was utilized to investigate the enantioselective α-aminooxylation of ketones in ionic liquids using nitrosobenzene and L-proline. In the process of making spirimidazolones and dipeptides, it passes through condensation processes. It also plays a role in the wittig reaction, which produces vitamin D3 rings and penicillin.
In vitro, tetrahydro-4H-pyran-4-one is primarily used as a chemical reagent and synthetic intermediate. As a cyclic ketone, it is a building block for the construction of tetrahydropyran-containing compounds, which are common in natural products and pharmaceuticals.
ln Vivo
In vivo activity data for tetrahydro-4H-pyran-4-one itself are not available, as the compound is not intended for direct in vivo administration. Rather, it is a precursor used in the synthesis of drug candidates that are subsequently evaluated in animal models.
Enzyme Assay
For in vitro chemical synthesis, tetrahydro-4H-pyran-4-one is used as a building block. The ketone group can undergo nucleophilic addition reactions with organometallic reagents to form tertiary alcohols. It can also be reduced to the corresponding alcohol or converted to other functional groups. Standard protocols involve reacting the compound with appropriate reagents under controlled conditions.
Cell Assay
For in vitro cell-based experiments, tetrahydro-4H-pyran-4-one is used as an intermediate in the synthesis of compounds that are tested in cell viability, proliferation, and cytotoxicity assays. The compound itself is not typically evaluated in cell-based assays. Standard cell culture protocols for test compounds synthesized from this intermediate involve dissolving the final product in DMSO.
Animal Protocol
In vivo animal studies using tetrahydro-4H-pyran-4-one are conducted on the final drug compounds synthesized from it, not on the intermediate itself. For pharmaceutical candidates derived from this building block, efficacy studies would typically be performed in mouse models of the relevant disease.
ADME/Pharmacokinetics
Pharmacokinetic properties of tetrahydro-4H-pyran-4-one as a standalone compound are not characterized in the literature. The compound is a liquid and should be stored under appropriate conditions.
Toxicity/Toxicokinetics
Tetrahydro-4H-pyran-4-one is a research chemical and should be handled with appropriate laboratory safety precautions. As a ketone, it may cause skin and eye irritation. The compound is for research use only and not for human therapeutic or diagnostic applications.
Additional Infomation
Tetrahydro-4H-pyran-4-one (CAS 29943-42-8) is primarily a research-grade chemical intermediate, not an FDA-approved pharmaceutical drug. Its primary applications are as a building block for organic synthesis and as a biochemical reagent for biomedical research.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C5H8O2
Molecular Weight
100.12
Exact Mass
100.052
CAS #
29943-42-8
PubChem CID
121599
Appearance
Colorless to light yellow liquid(Density:1.0980 g/cm³)
Density
1.1±0.1 g/cm3
Boiling Point
167.5±15.0 °C at 760 mmHg
Flash Point
56.7±0.0 °C
Vapour Pressure
1.7±0.3 mmHg at 25°C
Index of Refraction
1.440
LogP
-0.78
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
2
Rotatable Bond Count
0
Heavy Atom Count
7
Complexity
70.1
Defined Atom Stereocenter Count
0
SMILES
O1C([H])([H])C([H])([H])C(C([H])([H])C1([H])[H])=O
InChi Key
JMJRYTGVHCAYCT-UHFFFAOYSA-N
InChi Code
InChI=1S/C5H8O2/c6-5-1-3-7-4-2-5/h1-4H2
Chemical Name
oxan-4-one
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: 100 mg/mL (998.80 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (24.97 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 (24.97 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 (24.97 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 9.9880 mL 49.9401 mL 99.8801 mL
5 mM 1.9976 mL 9.9880 mL 19.9760 mL
10 mM 0.9988 mL 4.9940 mL 9.9880 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:
  • To calculate molar mass of a chemical compound, please enter the chemical/molecular formula and click the “Calculate’ button.
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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