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Mardepodect (PF-2545920; MP-10)

Alias: Mardepodect; PF-2545920; PF 2545920; MP-10; MP10; MP 10; PF2545920;
Cat No.:V0792 Purity: ≥98%
Mardepodect (formerly known as PF-2545920, PF2545920, MP10; MP-10) is a novel, potent and selective PDE10A (phosphodiesterase) inhibitor with antipsychotic activity.
Mardepodect (PF-2545920; MP-10)
Mardepodect (PF-2545920; MP-10) Chemical Structure CAS No.: 898562-94-2
Product category: PDE
This product is for research use only, not for human use. We do not sell to patients.
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Other Forms of Mardepodect (PF-2545920; MP-10):

  • Mardepodect HCl (PF-2545920 HCl)
  • Mardepodect hydrochloride (PF-2545920 hydrochloride)
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Mardepodect (formerly known as PF-2545920, PF2545920, MP10; MP-10) is a novel, potent and selective PDE10A (phosphodiesterase) inhibitor with antipsychotic activity. It inhibits PDE10A with an IC50 of 0.37 nM, and shows >1000-fold selectivity for PDE10A over other isoforms of PDE. It is potentially useful for the treatment of schizophrenia.

Biological Activity I Assay Protocols (From Reference)
ln Vitro

In vitro activity: PF-2545920 (Also known as Mardepodect, MP-10) is a potent and selective PDE10A (phosphodiesterase) inhibitor with IC50 of 0.37 nM, and with >1000-fold selectivity over the PDE. It is potentially useful for the treatment of schizophrenia. PF-2545920 is active in a range of antipsychotic models, antagonizing apomorphine-induced climbing in mice, inhibiting conditioned avoidance responding in both rats and mice, and blocking N-methyl-D-aspartate antagonist-induced deficits in prepulse inhibition of acoustic startle response in rats, while improving baseline sensory gating in mice. PF-2545920 intraperitoneally administrated at dose of 0.3, 3, and 5 mg/kg in male CF-1 mice causes striking increases in GluR1 phosphorylation levels of 3-, 5.4-, and 4.1-fold , respectively. MP-10 at concentration of 1 μM treats Rat striatal slices for 30 min, the level of GluR1S845 phosphorylation at the cell surface is significantly increased 2-fold, without change the level of total GluR1 on the cell surface. MP-10 intraperitoneally administrated at dose of 0.3, 3, and 5 mg/kg in male CF-1 mice results in robust, statistically significant increases in CREBS133 phosphorylation of 3-, 4-, and 2.6-fold, respectively. MP-10 intraperitoneally administrated at dose of 3 mg/kg increases both enkephalin and substance-P mRNA levels in striatum of CF-1 mice. MP-10 intraperitoneally administrated at dose of 0.3-1 mg/kg decreases avoidance responding with a significant treatment effect in the mouse CAR model. Mice treated with MP-10 at dose of 0.03 mg/kg spents more time in the empty than social side in the mice, MP-10 also dose-dependently decreased locomotor activity.


Kinase Assay: PF-2545920 (Also known as Mardepodect, MP-10) is a potent and selective PDE10A (phosphodiesterase) inhibitor with IC50 of 0.37 nM, and with >1000-fold selectivity over the PDE.

ln Vivo
With an ED50 of 1 mg/kg, mardepodect (PF-2545920) is active in the conditioned avoidance response (CAR). The striatal cGMP assay in mice administered Mardepodect (PF-2545920) increases in a dose-dependent manner[2].
Animal Protocol
Dissolved in 5:5:90 DMSO:1N HCl:saline; 0.1 mg/kg; i.v. injection
Jugular vein-cannulated male Sprague-Dawley rats
References
[1]. Verhoest PR, et al. Discovery of a novel class of phosphodiesterase 10A inhibitors and identification of clinical candidate 2-[4-(1-methyl-4-pyridin-4-yl-1H-pyrazol-3-yl)-phenoxymethyl]-quinoline (PF-2545920) for the treatment of schizophrenia. J Med Chem
[2]. Grauer SM, et al. Phosphodiesterase 10A inhibitor activity in preclinical models of the positive, cognitive, and negative symptoms of schizophrenia. J Pharmacol Exp Ther, 2009, 331(2), 574-590.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C25H20N4O
Molecular Weight
392.45
Exact Mass
392.16
Elemental Analysis
C, 76.51; H, 5.14; N, 14.28; O, 4.08
CAS #
898562-94-2
Related CAS #
Mardepodect hydrochloride;2070014-78-5
Appearance
Solid powder
SMILES
CN1N=C(C2=CC=C(OCC3=NC4=CC=CC=C4C=C3)C=C2)C(C5=CC=NC=C5)=C1
InChi Key
AZEXWHKOMMASPA-UHFFFAOYSA-N
InChi Code
InChI=1S/C25H20N4O/c1-29-16-23(18-12-14-26-15-13-18)25(28-29)20-7-10-22(11-8-20)30-17-21-9-6-19-4-2-3-5-24(19)27-21/h2-16H,17H2,1H3
Chemical Name
2-(4-(1-methyl-4-pyridin-4-yl-1H-pyrazol-3-yl)phenoxymethyl)quinoline
Synonyms
Mardepodect; PF-2545920; PF 2545920; MP-10; MP10; MP 10; PF2545920;
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: 78 mg/mL (198.8 mM)
Water:<1 mg/mL
Ethanol:78 mg/mL (198.8 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (6.37 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 (6.37 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 (6.37 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 2.5481 mL 12.7405 mL 25.4810 mL
5 mM 0.5096 mL 2.5481 mL 5.0962 mL
10 mM 0.2548 mL 1.2740 mL 2.5481 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.

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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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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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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
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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.

Biological Data
  • PF-2545920

    Dose-dependent effects of PDE10 inhibitors upon mouse striatal cyclic nucleotide levels.J Pharmacol Exp Ther.2009 Nov;331(2):574-90.
  • PF-2545920

    Dose-dependent effects of PDE10 inhibitors upon mouse striatal CREBS133 and DARPP-32T34 phosphorylation.J Pharmacol Exp Ther.2009 Nov;331(2):574-90.

  • PF-2545920

    Acute treatment with MP-10 increases GluR1S845 phosphorylation levels at the cell surface in rat striatal slices.J Pharmacol Exp Ther.2009 Nov;331(2):574-90.
  • PF-2545920


    MP-10 activates both the D1-direct and D2-indirect pathway.J Pharmacol Exp Ther.2009 Nov;331(2):574-90.
  • PF-2545920


    Papaverine and MP-10 disrupt CAR in rats and mice.J Pharmacol Exp Ther.2009 Nov;331(2):574-90.
  • PF-2545920


    Papaverine and MP-10 increase time spent in the social chamber in SASA.J Pharmacol Exp Ther.2009 Nov;331(2):574-90.
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