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Azacyclonol

Cat No.:V12020 Purity: ≥98%
Azacyclonol (γ-pipradol), a metabolite of terfenadine, is a CNS depressant.
Azacyclonol
Azacyclonol Chemical Structure CAS No.: 115-46-8
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5g
Other Sizes

Other Forms of Azacyclonol:

  • Azacyclonol hydrochloride
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
Azacyclonol (γ-pipradol), a metabolite of terfenadine, is a CNS depressant. Azacyclonol is a ganglionic blocker used to reduce hallucinations caused by psychosis.
Azacyclonol (CAS# 115-46-8) is a central nervous system depressant and a ganglionic blocker used to reduce hallucinations caused by psychosis. It is a metabolite of terfenadine. Azacyclonol is a drug used to diminish hallucinations in psychotic individuals.
Biological Activity I Assay Protocols (From Reference)
Targets
Azacyclonol acts primarily as a dopamine receptor antagonist with additional antihistaminic activity. It is a ganglionic blocker that reduces perceptual disturbances induced by hallucinogens such as LSD. It also has affinity for the histamine H1 receptor with a Ki of 6.18.
ln Vitro
Azacyclidol is produced in rat liver from terfenadine [2].
In vitro, azacyclonol has been characterized as a central nervous system depressant and a ganglionic blocker. Its ability to antagonize the effects of psychostimulants such as amphetamine, morphine, and cocaine has been demonstrated in animal models. It has potential anxiolytic and antidepressant activities.
ln Vivo
In rats and mice, azacyclidol inhibits activity [3]. Azacyclonol prolongs hexobarbital hypnosis and counteracts the increase in coordinated activity in mice brought on by piperamidol, amphetamine, morphine, and cocaine [3].
In vivo, azacyclonol causes depressed activity in mice and rats. It antagonizes increased coordination activity in mice induced by pipradrol, amphetamine, morphine, and cocaine, and prolongs hexobarbital hypnosis. It has been studied for the treatment of schizophrenia and drug-induced psychosis but showed limited efficacy compared with newer antipsychotics.
Enzyme Assay
The activity of azacyclonol can be assessed using receptor binding assays. Membranes prepared from brain tissue are incubated with radiolabeled ligands for dopamine receptors or histamine H1 receptors and varying concentrations of azacyclonol. The displacement of the radioligand is measured to determine the affinity of azacyclonol for these receptors.
Cell Assay
To evaluate the cellular effects of azacyclonol, neuronal cell cultures are treated with the compound, and the effects on neuronal activity and neurotransmitter release are measured. The compound's ability to inhibit dopamine or histamine receptor-mediated signaling can be assessed using second messenger assays.
Animal Protocol
In vivo studies with azacyclonol typically involve administration to rodents via oral or intraperitoneal routes. Behavioral tests such as the open field test, elevated plus maze, and conditioned place preference are used to assess the compound's effects on activity, anxiety, and reward. The compound's ability to antagonize the effects of psychostimulants is also evaluated.
ADME/Pharmacokinetics
Metabolism / Metabolites
Azacycloheptanol is a known human metabolite of terfenadine.
Azacyclonol has a molecular formula of C18H21NO and a molecular weight of 267.37. Its CAS number is 115-46-8. It is a central nervous system depressant and a ganglionic blocker. It is a metabolite of terfenadine. The compound is soluble in organic solvents.
Toxicity/Toxicokinetics
Specific toxicology data for azacyclonol are not detailed in the available literature. However, as a central nervous system depressant, it can cause sedation and drowsiness. At high doses, it may cause more severe central nervous system depression. The compound's use has been limited due to its modest efficacy and side effect profile.
References

[1]. The effects of some centrally acting drugs on ganglionic transmission in the cat.

[2]. Induction of CYP3A and associated terfenadine N-dealkylation in rat hepatocytes cocultured with 3T3 cells. Cell Biol Toxicol. 1995 Dec;11(6):313-27.

[3]. The pharmacologic activity of alpha-(4-piperidyl)-benzhydrol hydrochloride (azacyclonol hydrochloride); an ataractive agent. J Pharmacol Exp Ther. 1956 Oct;118(2):153-61.

Additional Infomation
Diphenyl(4-piperidinyl)methanol is a diarylmethane.
Azacyclonol (MER 17) is a drug used to diminish hallucinations in psychotic individuals. It is a metabolite of terfenadine and acts as a central nervous system depressant and ganglionic blocker. It has been studied for the treatment of schizophrenia and drug-induced psychosis. It is not a commonly used drug in modern clinical practice.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C18H21NO
Molecular Weight
267.3654
Exact Mass
267.162
CAS #
115-46-8
Related CAS #
1798-50-1 (hydrochloride)
PubChem CID
15723
Appearance
White to off-white solid powder
Density
1.1±0.1 g/cm3
Boiling Point
445.5±40.0 °C at 760 mmHg
Melting Point
160-163 °C
Flash Point
142.0±18.0 °C
Vapour Pressure
0.0±1.1 mmHg at 25°C
Index of Refraction
1.584
LogP
3.25
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
2
Rotatable Bond Count
3
Heavy Atom Count
20
Complexity
268
Defined Atom Stereocenter Count
0
InChi Key
ZMISODWVFHHWNR-UHFFFAOYSA-N
InChi Code
InChI=1S/C18H21NO/c20-18(15-7-3-1-4-8-15,16-9-5-2-6-10-16)17-11-13-19-14-12-17/h1-10,17,19-20H,11-14H2
Chemical Name
diphenyl(piperidin-4-yl)methanol
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 (~374.01 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (9.35 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 (9.35 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 (9.35 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 3.7401 mL 18.7007 mL 37.4014 mL
5 mM 0.7480 mL 3.7401 mL 7.4803 mL
10 mM 0.3740 mL 1.8701 mL 3.7401 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

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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.

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