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Bifeprunox

Cat No.:V38994 Purity: ≥98%
Bifeprunox is a potent partial agonist of dopamine D2 and 5-HT1A receptors, with pKi of 7.19 and 8.83 for cortical 5-HT1A and striatal D2, respectively, and pEC50 of 6.37 for hippocampal 5-HT1A.
Bifeprunox
Bifeprunox Chemical Structure CAS No.: 350992-10-8
Product category: New2
This product is for research use only, not for human use. We do not sell to patients.
Size Price
500mg
1g
Other Sizes

Other Forms of Bifeprunox:

  • Bifeprunox Mesylate
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
Bifeprunox is a potent partial agonist of dopamine D2 and 5-HT1A receptors, with pKi of 7.19 and 8.83 for cortical 5-HT1A and striatal D2, respectively, and pEC50 of 6.37 for hippocampal 5-HT1A. Bifeprunox is an antipsychotic utilized in study/research of schizophrenia.
Biological Activity I Assay Protocols (From Reference)
ln Vitro
Bifeprunox binds to the h5-HT1A receptor with a pKi of 8 and an Emax of 70% [1].
ln Vivo
In mice, marble burying is decreased by bifeprunox (0.001-2.5 mg/kg) [2]. Rats' responses to drug-related cues alter their behavior when they seek nicotine when exposed to bifeprunox (4–250 μg/kg) [3].
Animal Protocol
Animal/Disease Models: Male NMRI mice (body weight 20-22 g) [2]
Doses: 0.001, 0.0025, 0.01, 0.04, 0.16, 0.63 and 2.5 mg/kg
Route of Administration: intraperitoneal (ip) injection
Experimental Results: diminished marble burial. Effective activity begins at 0.0025 mg/kg.

Animal/Disease Models: Naive male Wistar rats (body weight 250-275 g) [3] Doses: 4, 16, 64 and 250 μg/kg
Route of Administration: subcutaneous injection 30 minutes before test
Experimental Results: 4-16 μg/kg dose dependent Effects of nicotine-related cues on sexually attenuated response restoration. Higher doses (64-250 μg/kg, subcutaneously (sc) (sc)) reduce spontaneous locomotor activity and inhibit operant responses induced by sucrose-related cues and the primary reinforcing properties of nicotine or sucrose.
References
[1]. Newman-Tancredi A, et al. Novel antipsychotics activate recombinant human and native rat serotonin 5-HT1A receptors: affinity, efficacy and potential implications for treatment of schizophrenia. Int J Neuropsychopharmacol. 2005 Sep;8(3):341-56.
[2]. Bruins Slot LA, et al. Effects of antipsychotics and reference monoaminergic ligands on marble burying behavior in mice. Behav Pharmacol. 2008 Mar;19(2):145-52.
[3]. Di Clemente A, et al. Bifeprunox: a partial agonist at dopamine D2 and serotonin 1A receptors, influences nicotine-seeking behaviour in response to drug-associated stimuli in rats. Addict Biol. 2012 Mar;17(2):274-86.
Additional Infomation
Bifeprunox is a member of biphenyls.
Bifeprunox is a novel atypical antipsychotic agent which, along with SLV313, [aripiprazole] and SSR-181507 combines minimal D2 receptor agonism with 5-HT receptor agonism.
See also: Bifeprunox Mesylate (annotation moved to).
Drug Indication
Bifeprunox is being evaluated for the treatment of schizophrenia, psychosis, and Parkinson's disease.
Mechanism of Action
In contrast to D2 receptor antagonism, partial D2 agonism is believed to decrease dopamine activity in an overactive dopamine system while simultaneously increasing dopamine activity in regions of the brain where dopaminergic activity is too low. By blocking overstimulated receptors and stimulating underactive ones, partial D2 agonists act as dopamine stabilisers. In common with aripiprazole, bifeprunox also acts as a serotonin, 5-HT1A agonist. This property may contribute to efficacy against the negative symptoms of schizophrenia and reduce the likelihood of extrapyramidal symptoms (EPS).
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C24H23N3O2
Molecular Weight
385.45832
Exact Mass
385.179
CAS #
350992-10-8
Related CAS #
Bifeprunox mesylate;350992-13-1
PubChem CID
208951
Appearance
Typically exists as solid at room temperature
Density
1.247g/cm3
Index of Refraction
1.643
LogP
4.113
Hydrogen Bond Donor Count
1
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
4
Heavy Atom Count
29
Complexity
556
Defined Atom Stereocenter Count
0
SMILES
C1=CC=C(C=C1)C2=CC=CC(=C2)CN3CCN(CC3)C4=CC=CC5=C4OC(=N5)O
InChi Key
CYGODHVAJQTCBG-UHFFFAOYSA-N
InChi Code
InChI=1S/C24H23N3O2/c28-24-25-21-10-5-11-22(23(21)29-24)27-14-12-26(13-15-27)17-18-6-4-9-20(16-18)19-7-2-1-3-8-19/h1-11,16H,12-15,17H2,(H,25,28)
Chemical Name
7-[4-[(3-phenylphenyl)methyl]piperazin-1-yl]-3H-1,3-benzoxazol-2-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)
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 2.5943 mL 12.9715 mL 25.9430 mL
5 mM 0.5189 mL 2.5943 mL 5.1886 mL
10 mM 0.2594 mL 1.2972 mL 2.5943 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

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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?
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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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  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

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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:
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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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