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Dipentyl phthalate-3,4,5,6-d4 (dipentyl phthalate-d4)

Cat No.:V64986 Purity: ≥98%
Dipentyl phthalate-3,4,5,6-d4 is the deuterium labelled form of Dipentyl phthalate-3,4,5,6.
Dipentyl phthalate-3,4,5,6-d4 (dipentyl phthalate-d4)
Dipentyl phthalate-3,4,5,6-d4 (dipentyl phthalate-d4) Chemical Structure CAS No.: 358730-89-9
Product category: Isotope-Labeled Compounds
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5mg
10mg
Other Sizes

Other Forms of Dipentyl phthalate-3,4,5,6-d4 (dipentyl phthalate-d4):

  • Diamyl phthalate
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
Dipentyl phthalate-3,4,5,6-d4 is the deuterium labelled form of Dipentyl phthalate-3,4,5,6.
Dipentyl phthalate-3,4,5,6-d4 (CAS 358730-89-9) is the deuterium-labeled form of dipentyl phthalate, a phthalate ester plasticizer. Its molecular formula is C₁₈H₂₂D₄O₄ with a molecular weight of approximately 310.42. The compound contains four deuterium atoms on the benzene ring and is used as a surrogate standard in environmental and analytical research. Dipentyl phthalate is a plasticizer used in various industrial applications. The labeled compound is intended for research use only and is used to investigate plasticizer metabolism and environmental contamination.
Biological Activity I Assay Protocols (From Reference)
Targets
Dipentyl phthalate-3,4,5,6-d4 does not have a specific biological target as it is an analytical standard. Its non-deuterated form, dipentyl phthalate, is a phthalate ester that does not exert direct pharmacological effects. Phthalates are known endocrine-disrupting chemicals that can interfere with hormone signaling pathways. Dipentyl phthalate and its metabolites have been detected in environmental and biological samples. The labeled compound serves as an internal standard for the quantification of phthalates and their metabolites in analytical studies.
ln Vitro
Drug compounds have included stable heavy isotopes of carbon, hydrogen, and other elements, mostly as quantitative tracers while the drugs were being developed. Because deuteration may have an effect on a drug's pharmacokinetics and metabolic properties, it is a cause for concern [1].
The deuterated compound itself does not possess in vitro biological activity, as it is an analytical standard. Its non-deuterated form, dipentyl phthalate, is a plasticizer and not a pharmacologically active agent. Phthalates have been shown to affect cell viability, induce oxidative stress, and interfere with hormonal signaling in vitro. However, dipentyl phthalate is primarily studied as an environmental contaminant rather than a biologically active compound. The labeled compound is used to accurately quantify phthalate levels in biological and environmental samples.
ln Vivo
Dipentyl phthalate-3,4,5,6-d4 does not have in vivo biological activity and is not used for therapeutic purposes. Its non-deuterated form, dipentyl phthalate, is a plasticizer that can be absorbed after exposure and metabolized to monoalkyl phthalates. Phthalates are known to have endocrine-disrupting effects in animal studies. The labeled compound is used as an internal standard in toxicokinetic and biomonitoring studies to quantify exposure to phthalates.
Enzyme Assay
In vitro assays for dipentyl phthalate-3,4,5,6-d4 focus on its use as an analytical standard rather than a receptor-binding agent. A standard protocol for phthalate analysis involves preparing a solution of the compound in an appropriate solvent (e.g., methanol or acetonitrile) and using it as a surrogate standard for GC-MS or LC-MS/MS analysis. The compound is added to samples (e.g., food extracts, environmental water, or biological fluids) before extraction and cleanup procedures. Quantification is performed by monitoring specific mass transitions for the labeled and unlabeled compounds.
Cell Assay
Cell-based experiments are not performed with dipentyl phthalate-3,4,5,6-d4, as it is an analytical standard. The compound is used exclusively in environmental and analytical chemistry. When studying the biological effects of phthalates, non-labeled compounds are used in cell culture assays. The labeled compound is not evaluated in cellular systems.
Animal Protocol
In vivo animal studies are not conducted with dipentyl phthalate-3,4,5,6-d4. When toxicokinetic studies of phthalates are performed in animals, the labeled compound may be used as an internal standard for the quantification of dipentyl phthalate and its metabolites in plasma, urine, and tissue samples. In typical protocols, animals are dosed with phthalates, and biological samples are collected at various time points. The labeled internal standard is added to the samples before LC-MS/MS or GC-MS analysis.
ADME/Pharmacokinetics
Pharmacokinetic properties of dipentyl phthalate-3,4,5,6-d4 are not characterized, as it is not a drug substance. Its non-deuterated form, dipentyl phthalate, is a phthalate ester that is absorbed after exposure and hydrolyzed to monoalkyl phthalates by esterases. The metabolites are further metabolized and excreted primarily in urine. The labeled compound is used as an internal standard for pharmacokinetic and biomonitoring studies.
Toxicity/Toxicokinetics
Toxicological data for dipentyl phthalate-3,4,5,6-d4 are not available, as it is an analytical standard. Phthalates are known to have endocrine-disrupting properties and have been associated with reproductive and developmental toxicity in animal studies. Standard laboratory safety precautions should be followed when handling this compound, including the use of gloves and safety glasses.
References

[1]. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019 Feb;53(2):211-216.

Additional Infomation
Dipentyl phthalate-3,4,5,6-d4 is a stable isotope-labeled internal standard used for the quantification of phthalates in environmental and biological samples. It is also known as DPP-d4 and di-n-pentyl phthalate-d4. The compound is used in analytical method development, quality control, and environmental monitoring studies. Its mechanism of action is analytical—serving as a surrogate standard for mass spectrometry-based quantification of phthalates.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C18H22D4O4
Molecular Weight
310.42
Exact Mass
310.208
CAS #
358730-89-9
Related CAS #
Dipentyl phthalate;131-18-0
PubChem CID
71309030
Appearance
Colorless to light yellow liquid
Density
1.0±0.1 g/cm3
Boiling Point
357.0±10.0 °C at 760 mmHg
Flash Point
188.8±8.5 °C
Vapour Pressure
0.0±0.8 mmHg at 25°C
Index of Refraction
1.496
LogP
5.89
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
12
Heavy Atom Count
22
Complexity
295
Defined Atom Stereocenter Count
0
SMILES
CCCCCOC(C1=C([2H])C([2H])=C([2H])C([2H])=C1C(OCCCCC)=O)=O
InChi Key
IPKKHRVROFYTEK-CXRURWBMSA-N
InChi Code
InChI=1S/C18H26O4/c1-3-5-9-13-21-17(19)15-11-7-8-12-16(15)18(20)22-14-10-6-4-2/h7-8,11-12H,3-6,9-10,13-14H2,1-2H3/i7D,8D,11D,12D
Chemical Name
dipentyl 3,4,5,6-tetradeuteriobenzene-1,2-dicarboxylate
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 3.2214 mL 16.1072 mL 32.2144 mL
5 mM 0.6443 mL 3.2214 mL 6.4429 mL
10 mM 0.3221 mL 1.6107 mL 3.2214 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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