Chlorpromazine

Cat No.:V52256 Purity: ≥98%
Chlorpromazine is an orally bioactive antipsychotic agent that can penetrate the BBB (blood-brain barrier).
Chlorpromazine Chemical Structure CAS No.: 50-53-3
Product category: Autophagy
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
50mg
Other Sizes

Other Forms of Chlorpromazine:

  • Chlorpromazine HCl
  • Chlorpromazine D6 hydrochloride
  • Chlorpromazine-d6 oxalate
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description
Chlorpromazine is an orally bioactive antipsychotic agent that can penetrate the BBB (blood-brain barrier). It can effectively antagonize D2 dopamine receptors and 5-HT2A. It has been extensively used in schizophrenia and other mental diseases. Chlorpromazine can exert anti-cancer activity through multiple pathways such as anti-proliferation, induction of autophagy and cycle arrest (G2-M phase), inhibition of cytochrome c oxidase (CcO), inhibition of tumor growth and metastasis, and inhibition of tumor immune evasion. Chlorpromazine can also block hNav1.7 channels (IC50=25.9 μM; concentration-dependent manner) and HERG potassium channels (IC50=21.6 μM), and it also has good research potential in analgesia and arrhythmia. Chlorpromazine also inhibits clathrin-mediated endocytosis.
Biological Activity I Assay Protocols (From Reference)
Targets
D2 dopamine receptors; 5-HT2A[1][6].
ln Vitro
Chlorpromazine hlorpromazine (0, 10, 20, 40 μM; 0, 24, 48 h) suppresses U-87MG glioma cell proliferation in a time- and dose-dependent manner[2]. The levels of cyclin A and cyclin B1 in U-87MG glioma cells are decreased by chlorpromazine (20 μM; 0, 12, 24, 48 h) 12 hours later[2]. Cell cycle progression is inhibited by 20 μM of chlorpromazine[2]. In sEV-treated bone marrow cells, chlorpromazine (10 μM; 1 h) greatly lowers MDSCs and significantly suppresses the internalization of sEV (MDSCs can significantly suppress the immune cell response, producing immunosuppression in cancer cells)[3]. The hNav1.7 current is blocked by chlorpromazine (3, 10, 20, 40, and 60 µM) in a concentration-dependent way[4]. HERG potassium channels are blocked by chlorpromazine, which has an IC50 value of 21.6 µM and a Hill coefficient of 1.11[5].
ln Vivo
Chlorpromazine (20 mg/kg; ip; single daily for 7 days) inhibits xenograft tumor growth in nude mouse[2].
Cell Assay
Cell Proliferation Assay[2]
Cell Types: U-87MG glioma cells
Tested Concentrations: 0, 10, 20, 40 μM
Incubation Duration: 0, 24, 48 h
Experimental Results: demonstrated anti-proliferative activity in a dose - and time-dependent manner.

Immunofluorescence[3]
Cell Types: Bone marrow cells (sEV-treated)
Tested Concentrations: 10 µM
Incubation Duration: 1 h
Experimental Results: decreased MDSCs and suppressed the sEV internalization.

Western Blot Analysis[2]
Cell Types: U-87MG glioma cells
Tested Concentrations: 20 μM
Incubation Duration: 0, 12, 24, 48 h
Experimental Results: diminished the levels of cyclin A and cyclin B1 12 h later, whereas levels of cyclin D1, proliferating cell nuclear antigen and GAPDH remained unchanged.
Animal Protocol
Animal/Disease Models: 5- to 6 weeks old athymic nude mice bearing intracranial U-87MG xenograft tumors[2].
Doses: 20 mg/kg
Route of Administration: Injected intraperitoneally (ip); single daily for 7 days
Experimental Results: Inhibited tumor growth on day 17.
References
[1]. Kamgar-Dayhoff P, et al. Multifaceted effect of chlorpromazine in cancer: implications for cancer treatment. Oncotarget. 2021 Jul 6;12(14):1406-1426.
[2]. Shin SY, et al. The antipsychotic agent chlorpromazine induces autophagic cell death by inhibiting the Akt/mTOR pathway in human U-87MG glioma cells. Carcinogenesis. 2013 Sep;34(9):2080-9.
[3]. Yang Z, et al. Cancer cell-intrinsic XBP1 drives immunosuppressive reprogramming of intratumoral myeloid cells by promoting cholesterol production. Cell Metab. 2022 Nov 2:S1550-4131(22)00461-2.
[4]. Lee SJ, et al. Mechanism of inhibition by chlorpromazine of the human pain threshold sodium channel, Nav1.7. Neurosci Lett. 2017 Feb 3;639:1-7.
[5]. Thomas D, et al. The antipsychotic drug chlorpromazine inhibits HERG potassium channels. Br J Pharmacol. 2003 Jun;139(3):567-74.
[6]. Suzuki H, et al. Comparison of the anti-dopamine D₂ and anti-serotonin 5-HT(2A) activities of chlorpromazine, bromperidol, haloperidol and second-generation antipsychotics parent compounds and metabolites thereof. J Psychopharmacol. 2013 Apr;27(4):396-400.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C17H19CLN2S
Molecular Weight
318.86
CAS #
50-53-3
Related CAS #
Chlorpromazine hydrochloride;69-09-0;Chlorpromazine-d6 hydrochloride;1228182-46-4;Chlorpromazine-d6 oxalate;1276197-23-9
SMILES
CN(C)CCCN1C2=CC=CC=C2SC3=C1C=C(C=C3)Cl
Solubility Data
Solubility (In Vitro)
DMSO : 100 mg/mL (313.62 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (7.84 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 (7.84 mM) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (add these co-solvents sequentially from left to right, and one by one), suspension solution; with ultrasonication.
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 (7.84 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 3.1362 mL 15.6809 mL 31.3617 mL
5 mM 0.6272 mL 3.1362 mL 6.2723 mL
10 mM 0.3136 mL 1.5681 mL 3.1362 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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  • 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:
  • 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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