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Blonanserin (AD-5423)

Alias: AD 5423; AD-5423; AD5423
Cat No.:V1021 Purity: ≥98%
Blonanserin (formerly AD 5423; AD-5423; AD5423)is anatypical antipsychotic agent acting as arelatively selective serotonin (5-HT) 2A and dopamine D2 antagonist with the potential to be used for the treatment of schizophrenia.
Blonanserin (AD-5423)
Blonanserin (AD-5423) Chemical Structure CAS No.: 132810-10-7
Product category: 5-HT Receptor
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
10mg
25mg
50mg
100mg
250mg
500mg
1g
Other Sizes

Other Forms of Blonanserin (AD-5423):

  • Blonanserin-d5 (AD-5423-d5)
  • Blonanserin HCl
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Blonanserin (formerly AD 5423; AD-5423; AD5423) is an atypical antipsychotic agent acting as a relatively selective serotonin (5-HT)2A and dopamine D2 antagonist with the potential to be used for the treatment of schizophrenia. Blonanserin has a better tolerability profile than many other antipsychotics because it doesn't cause side effects like hypotension, excessive sedation, or extrapyramidal symptoms. Blonanserin, like many other 2nd-generation (atypical) antipsychotics, is much more effective than haloperidol or other 1st-generation (typical) antipsychotics at treating the negative symptoms of schizophrenia.

Biological Activity I Assay Protocols (From Reference)
Targets
D2 Receptor ( Ki = 0.142 nM ); D3 Receptor ( Ki = 0.494 nM ); D4 Receptor ( Ki = 150 nM ); D1 Receptor ( Ki = 1070 nM ); 5-HT2A Receptor ( Ki = 0.812 nM );
5-HT2C Receptor ( Ki = 26.4 nM ); 5-HT6 Receptor ( Ki = 11.7 nM ); α1-adrenergic receptor ( Ki = 26.7 ); α2-adrenergic receptor ( Ki = 530 )
ln Vitro

In vitro activity: Blonanserin exhibits considerable affinity for the D3 receptor (Ki=0.494 nM) and blocks some α1-adrenergic receptors (Ki=26.7 nM). Blonanserin has a low affinity for the sigma receptor (IC50=286 nM), but it is not very effective at many other sites, such as the monoamine transporters, 5-HT1A, 5-HT3, D1, α2-adrenergic, β-adrenergic, H1, and mACh receptors[1].

ln Vivo
Blonanserin (oral gavage; 1 mg/kg; 14 days) inhibits the decline in Ser897-phosphorylation levels and significantly improves the social deficit seen in mice given PCP; however, blonanserin treatment has no effect on the social behaviors of mice given saline[2].
Animal Protocol
Mice received saline or phencyclidine once a day for 14 consecutive days
1 mg/kg
Oral gavage; 1 mg/kg; 14 days
ADME/Pharmacokinetics
Absorption, Distribution and Excretion
Blonanserin has a Tmax of 1.5 h and a bioavailablity of 55%. Tmax has been observed to be prolonged and relative bioavailability increased when administered with food.
57% of blonanserin is excreted in the urine and 30% in the feces. Only 5% of the drug in the feces is the parent drug with no parent drug excreted through the urine.
Blonanserin has a Vc of 9500 L and a Vt of 8560 L for a total Vd of 18060 L.
Blonanserin has a clearance of 1230 L/h.
Metabolism / Metabolites
Blonanserin is mainly metabolized by CYP3A4. It undergoes hydoxylation of the cyclooctane ring as well as N-oxidation and N-deethylation of the piperazine ring. The N-deethylated and hydroxylated metabolites are active but to a lesser degree than the parent drug.
Biological Half-Life
Blonanserin has a half life of elimination of 10.7-16.2 h.
Toxicity/Toxicokinetics
Protein Binding
Blonanserin is over 99.7% bound to plasma proteins . Serum albumin is the primary binder.
References

[1]. Blonanserin.

[2]. Blonanserin ameliorates social deficit through dopamine-D 3 receptor antagonism in mice administered phencyclidine as an animal model of schizophrenia. Neurochem Int. 2019 Sep;128:127-134.

Additional Infomation
Blonanserin is an organic molecular entity.
Blonanserin is an atypical antipsychotic approved in Japan in January, 2008. It offers improved tolerability as it lacks side effects such as extrapyramidal symptoms, excessive sedation, or hypotension. As a second-generation (atypical) antipsychotic, it is significantly more efficacious in the treatment of the negative symptoms of schizophrenia compared to first-generation (typical) antipsychotics.
Drug Indication
Used for the treatment of schizophrenia.
Mechanism of Action
Blonanserin binds to and inhibits dopamine receptors D2 and D3 as well as the serotonin receptor 5-HT2A with high affinity. Blonanserin has low affinity for other dopamine and serotonin receptors as well as muscarinic, adrenergic, and histamine receptors. This reduces dopaminergic and serotonergic neurotransmission which is thought to produce a reduction in positive and negative symptoms of schizophrenia respectively.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C23H30FN3
Molecular Weight
367.5
Exact Mass
367.242
Elemental Analysis
C, 75.17; H, 8.23; F, 5.17; N, 11.43
CAS #
132810-10-7
Related CAS #
Blonanserin-d5; 1346599-86-7; Blonanserin dihydrochloride; 132812-45-4; Blonanserin-d8; 132812-47-6 (citrate)
PubChem CID
125564
Appearance
Solid powder
Density
1.1±0.1 g/cm3
Boiling Point
540.8±50.0 °C at 760 mmHg
Melting Point
117-119°C
Flash Point
280.9±30.1 °C
Vapour Pressure
0.0±1.4 mmHg at 25°C
Index of Refraction
1.557
LogP
6.03
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
3
Heavy Atom Count
27
Complexity
443
Defined Atom Stereocenter Count
0
SMILES
FC1C([H])=C([H])C(=C([H])C=1[H])C1=C([H])C(=NC2C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C=21)N1C([H])([H])C([H])([H])N(C([H])([H])C([H])([H])[H])C([H])([H])C1([H])[H]
InChi Key
XVGOZDAJGBALKS-UHFFFAOYSA-N
InChi Code
InChI=1S/C23H30FN3/c1-2-26-13-15-27(16-14-26)23-17-21(18-9-11-19(24)12-10-18)20-7-5-3-4-6-8-22(20)25-23/h9-12,17H,2-8,13-16H2,1H3
Chemical Name
2-(4-ethylpiperazin-1-yl)-4-(4-fluorophenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]pyridine
Synonyms
AD 5423; AD-5423; AD5423
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: ~5 mg/mL (~13.6 mM)
Water: <1 mg/mL
Ethanol: <1 mg/mL
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 1.43 mg/mL (3.89 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 14.3 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: ≥ 1.43 mg/mL (3.89 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 14.3 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: ≥ 1.43 mg/mL (3.89 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 14.3 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 2.7211 mL 13.6054 mL 27.2109 mL
5 mM 0.5442 mL 2.7211 mL 5.4422 mL
10 mM 0.2721 mL 1.3605 mL 2.7211 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
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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.

Clinical Trial Information
NCT Number Recruitment interventions Conditions Sponsor/Collaborators Start Date Phases
NCT01796730 Completed Drug: bambuterol
Drug: Placebo
COPD The First Affiliated Hospital of
Guangzhou Medical University
February 2013 Phase 4
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