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Pecazine

Alias: P-391; P 391; Pecazine
Cat No.:V27209 Purity: ≥98%
Mepazine (Pecazine) is a potent and specific MALT1 protease inhibitor.
Pecazine
Pecazine Chemical Structure CAS No.: 60-89-9
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
50mg
100mg
Other Sizes

Other Forms of Pecazine:

  • Mepazine hydrochloride (Pecazine hydrochloride)
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
Mepazine (Pecazine) is a potent and specific MALT1 protease inhibitor. Mepazine inhibits full-length GSTMALT1 and the 325-760 segment of GSTMALT1 with IC50s of 0.83 and 0.42 μM, respectively. Mepazine affects the viability of ABC-DLBCL cells by enhancing apoptosis.
Biological Activity I Assay Protocols (From Reference)
ln Vitro
Mepazine (5–20 μM; 4 days) dramatically reduces the viability of activated B-cell subtypes of diffuse large B-cell lymphoma (ABCDLBCL) cells, but has no effect on GCB-DLBCL cells [1].
ln Vivo
Using a murine DLBCL xenograft tumor model, mepazine (16 mg/kg; i.p.) inhibits growth and causes apoptosis in the ABC-DLBCL cell line OCI-Ly10 in NOD/scid IL-2Rgnull (NSG) mice. Expanding the ABC-DLBCL cell line OCI-Ly10 is significantly hindered by the daily treatment of mepazine [1].
Cell Assay
Cell viability assay [1]
Cell Types: ABC-DLBCL cell line (HBL1, OCI-Ly3, U2932, TMD8, OCI-Ly10) and GCB-DLBCL cell line (BJAB, Su-DHL-6, Su-DHL-4)
Tested Concentrations: 5, 10 and 20 μM
Incubation Duration: 4 days
Experimental Results: Caused a decrease in the viability of HBL1, OCI-Ly3, U2932 and TMD8 cells in ABC-DLBCL cells, but had no significant effect on GCB-DLBCL cells.
Animal Protocol
Animal/Disease Models: 6 to 8 weeks old female NOD.Cg-Prkdcscid Il2rgtm1Wjl/SzJ (NSG) mice with murine DLBCL xenogeneic tumor model [1]
Doses: 400 μg per animal (25 g), equivalent to approximately 16 mg/ Kilogram. Mode of
Route of Administration: intraperitonealadministration; continuous administration every 24 hrs (hrs (hours)) starting 1 or 12 days after transplantation; Daily administration
Experimental Results: Daily administration strongly impaired the expansion of the ABC-DLBCL cell line OCI-Ly10.
References
[1]. Nagel D, et al. Pharmacologic inhibition of MALT1 protease by phenothiazines as a therapeutic approach for the treatment of aggressive ABC-DLBCL. Cancer Cell. 2012 Dec 11;22(6):825-37.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C19H22N2S
Molecular Weight
310.46
Exact Mass
310.1504
CAS #
60-89-9
Related CAS #
Mepazine hydrochloride;2975-36-2
Appearance
Typically exists as solids (or liquids in special cases) at room temperature
SMILES
CN1CCCC(CN2C3=C(C=CC=C3)SC3C2=CC=CC=3)C1
Synonyms
P-391; P 391; Pecazine
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 (~322.10 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 5 mg/mL (16.11 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 50.0 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.

Solubility in Formulation 2: ≥ 5 mg/mL (16.11 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 50.0 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 3.2210 mL 16.1051 mL 32.2103 mL
5 mM 0.6442 mL 3.2210 mL 6.4421 mL
10 mM 0.3221 mL 1.6105 mL 3.2210 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?
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  • Enter 10 in the Concentration box and choose the correct unit (mM)
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  • 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:
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  • 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:
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  • 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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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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