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4-Methyl-1-phenyl-2-pentanone

Alias: 4Methyl1phenyl2pentanone; 4 Methyl 1 phenyl 2 pentanone
Cat No.:V38603 Purity: ≥98%
4-Methyl-1-phenyl-2-pentanone is an endogenously produced metabolite.
4-Methyl-1-phenyl-2-pentanone
4-Methyl-1-phenyl-2-pentanone Chemical Structure CAS No.: 5349-62-2
Product category: New2
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
500mg
1g
Other Sizes
Official Supplier of:
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Product Description
4-Methyl-1-phenyl-2-pentanone is an endogenously produced metabolite.
4-Methyl-1-phenyl-2-pentanone (Benzyl isobutyl ketone, CAS 5349-62-2) is a synthetic ketone compound characterized by a phenyl group and a methyl group attached to a pentanone backbone. It is a colorless, oily liquid under standard conditions. The compound is primarily recognized for its role as a flavoring agent and fragrance ingredient, with a characteristic sweet, woody, spicy, and burnt sugar odor. At lower concentrations, it imparts a sweet and tart, fruity flavor. It has established regulatory approval for use as a flavoring and fragrance ingredient.
Biological Activity I Assay Protocols (From Reference)
Targets
The primary targets of 4-Methyl-1-phenyl-2-pentanone are olfactory receptors, where it acts as a flavoring and fragrance agent. The compound does not have a defined pharmacological target, as it is primarily used as a flavoring and fragrance ingredient rather than a therapeutic agent. Its sweet, woody, and spicy odor profile makes it valuable for sensory applications. It may also interact with taste receptors at lower concentrations. These sensory targets make it relevant for flavor and fragrance research.
ln Vitro
In vitro, 4-Methyl-1-phenyl-2-pentanone is studied for its organoleptic properties as a flavoring and fragrance compound. It is used in sensory evaluation assays to assess odor and flavor profiles. The compound's sweet, woody, and spicy characteristics and its fruity flavor at lower concentrations are evaluated using trained sensory panels or electronic nose systems. These in vitro activities support its use in flavor and fragrance research and product development.
ln Vivo
In vivo, 4-Methyl-1-phenyl-2-pentanone is used as a flavoring and fragrance ingredient in consumer products. It is generally recognized as safe for use in food and cosmetic applications at approved concentrations. The compound's organoleptic properties are evaluated in vivo through sensory testing in humans. It is not used as a therapeutic agent and does not have defined pharmacological effects in vivo. Its safety and regulatory approval for use in consumer products have been established.
Enzyme Assay
In vitro assays for 4-Methyl-1-phenyl-2-pentanone are primarily focused on sensory evaluation and quality control rather than enzyme/receptor binding. The compound is analyzed using gas chromatography-mass spectrometry (GC-MS) to assess purity and composition. Sensory evaluation is conducted using trained panels to characterize odor and flavor profiles. Electronic nose systems may be used for objective analysis. The compound is also tested for stability under various conditions. All assays include appropriate quality control standards.
Cell Assay
In vitro cell-based assays are not typically conducted with 4-Methyl-1-phenyl-2-pentanone, as it is a flavoring and fragrance compound rather than a therapeutic agent. Cytotoxicity studies may be performed to assess safety for consumer applications. Cells are treated with compound concentrations ranging from 0.1-1000 μg/ml for 24-72 hours. Cell viability is assessed using MTT assays. Skin sensitization studies may be conducted using appropriate cell-based models. Experiments include vehicle controls and positive controls.
Animal Protocol
In vivo animal studies with 4-Methyl-1-phenyl-2-pentanone are limited to safety and toxicology assessments for regulatory approval. The compound is administered via oral or dermal routes at various doses. Toxicity, sensitization, and irritation potential are evaluated. The compound has established regulatory approval as a flavoring and fragrance ingredient. Each group consists of 6-10 animals with appropriate controls. Data are analyzed using standard statistical methods for toxicology studies.
ADME/Pharmacokinetics
Pharmacokinetic properties of 4-Methyl-1-phenyl-2-pentanone include its absorption through oral and dermal routes. As a small, lipophilic molecule (MW 176.25, C12H16O, density 0.949 g/mL), it is expected to have good bioavailability and tissue distribution. The compound is insoluble in water but soluble in organic solvents and oils. Metabolism likely occurs through hepatic oxidation and conjugation, with elimination via renal and biliary excretion. Detailed PK parameters are available from safety studies.
Toxicity/Toxicokinetics
Toxicological data for 4-Methyl-1-phenyl-2-pentanone indicate that it is generally recognized as safe for use as a flavoring and fragrance ingredient at approved concentrations. The compound is a colorless, oily liquid with a flash point of 221.00 °F. No significant toxicity has been reported at typical exposure levels. However, as with all chemicals, appropriate safety precautions should be taken during handling, including use of personal protective equipment and adequate ventilation.
Additional Infomation
4-Methyl-1-phenyl-2-pentanone is a type of benzene compound.
4-Methyl-1-phenyl-2-pentanone is a synthetic ketone used as a flavoring and fragrance ingredient with a sweet, woody, spicy, and burnt sugar odor. It is a colorless, oily liquid under standard conditions and has established regulatory approval for use in consumer products. The compound is used in research on flavor and fragrance chemistry, sensory evaluation, and product development. Not approved as a therapeutic agent; intended for research and commercial applications as a flavoring and fragrance ingredient.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C₁₂H₁₆O
Molecular Weight
176.25
Exact Mass
176.12
CAS #
5349-62-2
PubChem CID
219672
Appearance
Colorless to light yellow liquid
Density
0.949
Boiling Point
250-251ºC
Flash Point
105ºC
Index of Refraction
1.498
LogP
2.844
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
1
Rotatable Bond Count
4
Heavy Atom Count
13
Complexity
155
Defined Atom Stereocenter Count
0
SMILES
O=C(C([H])([H])C1C([H])=C([H])C([H])=C([H])C=1[H])C([H])([H])C([H])(C([H])([H])[H])C([H])([H])[H]
InChi Key
DTYGTEGDVPAKDA-UHFFFAOYSA-N
InChi Code
InChI=1S/C12H16O/c1-10(2)8-12(13)9-11-6-4-3-5-7-11/h3-7,10H,8-9H2,1-2H3
Chemical Name
4-methyl-1-phenylpentan-2-one
Synonyms
4Methyl1phenyl2pentanone; 4 Methyl 1 phenyl 2 pentanone
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 : ~50 mg/mL (~283.69 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 3 mg/mL (17.02 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 30.0 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: ≥ 3 mg/mL (17.02 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 30.0 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: ≥ 3 mg/mL (17.02 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 30.0 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 5.6738 mL 28.3688 mL 56.7376 mL
5 mM 1.1348 mL 5.6738 mL 11.3475 mL
10 mM 0.5674 mL 2.8369 mL 5.6738 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
  • 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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