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SB 242084

Cat No.:V32185 Purity: ≥98%
SB 242084 is a selective, competitive and high-affinity (pKi=9.0) 5-HT2C receptor blocker (antagonist) (BBB (blood-brain barrier) permeable/penetrable).
SB 242084
SB 242084 Chemical Structure CAS No.: 181632-25-7
Product category: New2
This product is for research use only, not for human use. We do not sell to patients.
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1mg
5mg
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Other Forms of SB 242084:

  • SB 242084 HCl
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
SB 242084 is a selective, competitive and high-affinity (pKi=9.0) 5-HT2C receptor blocker (antagonist) (BBB (blood-brain barrier) permeable/penetrable). SB 242084 increases basal activity of dopaminergic neurons in the midbrain ventral tegmental area (VTA) and dopamine release in the nucleus accumbens. SB 242084 also increases mitochondrial gene expression and oxidative metabolism through the 5-HT2A receptor. SB 242084 has good research potential in negative symptoms of anxiety, depression, and schizophrenia, as well as acute organ injury.
Biological Activity I Assay Protocols (From Reference)
ln Vitro
Multiple antagonistic effects of SB 242084 (100 nM; 45 min) on the increase in phosphatidylinositol workstation of 5-HT in human 5-HT2C workstation in SH-SY5Y cells have been reported [1]. SB 242084 (1–100 Nm; twenty-four hours)
ln Vivo
In social interaction tests, SB 242084 (0.1–1 mg/kg; i.p.; single dosage; 20 min pretest) improves behavior [1]. SB 242084 (160-640 μg/kg; IV; single dose) dose-dependently and significantly increases basal current rates in dopaminergic neurons in the VTA (ventral tegmental area), as well as intrabody (DOPAC) levels. SB 242084 (5 mg/kg; i.p.; single dose; 20 minutes) SB 242084 (5, 10 mg/kg; i.p.; single dose) increases basal dialysate dopamine (DA) and hexaphenyl forms in the nucleus accumbens [ 3]. The same region also experiences increased burst activity [3].
Cell Assay
Cell Viability Assay[1]
Cell Types: SH-SY5Y cells
Tested Concentrations: 100 nM
Incubation Duration: 45 min
Experimental Results: Antagonizes 5-HT-induced concentration-related increase) Increases RPTC in RPTC Respiration and PGC-1α mRNA expression [2]. In PI hydrolysis.

RT-PCR[2]
Cell Types: RPTC Cell
Tested Concentrations: 1-100 nM
Incubation Duration: 24 hrs (hours)
Experimental Results: FCCP uncouples respiration and increases PGC-1α mRNA expression.
Animal Protocol
Animal/Disease Models: Male SD (SD (Sprague-Dawley)) (CD) rat [1].
Doses: 0.1-1 mg/kg
Route of Administration: intraperitoneal (ip) injection; single; 20 minutes Pre-test
Experimental Results: Rats spent Dramatically more time in social interactions over 15 minutes under bright light conditions and in unfamiliar test boxes.

Animal/Disease Models: Male SD (SD (Sprague-Dawley)) (CD) rats (mCPP-induced Hypophagia model) [1].
Doses: 5 mg/kg
Route of Administration: intraperitoneal (ip) injection; single; 20-minute pre-test
Experimental Results: 23 hrs (hrs (hours)) of food deprivation during a 1-hour test period from the date of food presentation The amount of food consumed by rats was Dramatically diminished.

Animal/Disease Models: Rat [2].
Doses: 5, 10 mg/kg
Route of Administration: intraperitoneal (ip) injection; Single
Experimental Results:Basal dialysate dopamine (DA) and diamine in the nucleus accumbens Hydroxyphenylacetic acid (DOPAC) was Dramatically increased.
References
[1]. Kennett GA, et al. SB 242084, a selective and brain penetrant 5-HT2C receptor antagonist. Neuropharmacology. 1997 Apr-May;36(4-5):609-20.
[2]. Harmon JL, et al. 5-HT2 Receptor Regulation of Mitochondrial Genes: Unexpected Pharmacological Effects of Agonists and Antagonists. J Pharmacol Exp Ther. 2016 Apr;357(1):1-9.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C21H19N4O2CL.2[HCL]
Molecular Weight
467.77604
CAS #
181632-25-7
Related CAS #
SB 242084 dihydrochloride;1049747-87-6
Appearance
Typically exists as solids (or liquids in special cases) at room temperature
SMILES
O=C(N1CCC2=C1C=C(Cl)C(C)=C2)NC3=CC=C(OC4=CC=CN=C4C)N=C3
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 : ≥ 44 mg/mL (~111.43 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (6.33 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 (6.33 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 2.1378 mL 10.6888 mL 21.3776 mL
5 mM 0.4276 mL 2.1378 mL 4.2755 mL
10 mM 0.2138 mL 1.0689 mL 2.1378 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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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
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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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