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Azaperone

Alias: Azaperone; 1649-18-9; Stresnil; Azaperon; Fluoperidol; Suicalm; Eucalmyl; Fluoperidol; Eucalmyl; Azeperone;
Cat No.:V12034 Purity: ≥98%
Azaperone (R-1929) is a dopamine antagonist (inhibitor) with some antihistamine and anticholinergic properties and antiemetic effects.
Azaperone
Azaperone Chemical Structure CAS No.: 1649-18-9
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
100mg
500mg
Other Sizes

Other Forms of Azaperone:

  • Azaperone-d4 (R-1929-d4)
Official Supplier of:
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Top Publications Citing lnvivochem Products
Product Description
Azaperone (R-1929) is a dopamine antagonist (inhibitor) with some antihistamine and anticholinergic properties and antiemetic effects.
Biological Activity I Assay Protocols (From Reference)
Targets
DR/Dopamine receptor
ln Vivo
We describe induction time in six white rhinoceros (Ceratotherium simum) when they received etorphine intramuscularly (IM) or etorphine plus azaperone IM. The median induction time was reduced from 8.9 min for etorphine alone to 6.25 min with azaperone; however, there was no difference in immobilization quality between treatments[1].
Animal Protocol
Six male white rhinoceros (5–6 y old) were captured in the Kruger National Park (23°49′60 S, 31°30′0 E; altitude 317 m), South Africa, and habituated over 4 mo to captivity in holding pens. These animals were part of a multifaceted crossover study with two randomly allocated (computer-generated) interventions separated by a minimum 2-wk washout period between treatments (Buss et al. 2016, 2018). The rhinoceros were administered the following treatments, which included hyaluronidase (5000 IU); etorphine hydrochloride (9.8 mg/mL IM, M99), or etorphine and azaperone (40 mg/mL IM). Total doses were 2.5 mg etorphine, 37.5 mg azaperone (for a 1,000–1,250-kg rhinoceros), and 3.0 mg etorphine, 45 mg azaperone (for a 1,250–1,500-kg rhinoceros), giving etorphine 0.002–0.0025 mg/kg and azaperone 0.03–0.0375 mg/kg (Haw et al. 2014; Buss et al. 2016). At the end of each trial, the rhinoceros was weighed; its body mass was used to determine treatment drug doses and to monitor the animal's health.[1]
We administered immobilization drugs into the nuchal hump using a 3.0-mL plastic dart with a 60-mm uncollared needle propelled from a compressed air rifle. Induction time was measured from the time of dart placement to when the animal could be safely placed in sternal recumbency. Immobilization quality score was subjectively assessed as 1–4 by the same observer using established criteria (Table 1) at 10 min after a rhinoceros became recumbent (t=0). At the end of each trial, a rhinoceros was administered naltrexone (40 mg/mL) intravenously at 20 times the etorphine dose (milligrams) and observed until fully recovered.[1]
References
[1]. Effect of Azaperone on Induction Times in Etorphine-Immobilized White Rhinoceros (Ceratotherium simum). J Wildl Dis. 2022 Jan 1;58(1):245-247.
Additional Infomation
Azaperone is an N-arylpiperazine that is 2-(piperazin-1-yl)pyridine in which the amino hydrogen is replaced by a 3-(4-fluobenzoyl)propyl group. Used mainly as a tranquiliser for pigs and elephants. It has a role as an antipsychotic agent and a dopaminergic antagonist. It is a N-arylpiperazine, a N-alkylpiperazine, an aminopyridine, a tertiary amino compound, a member of monofluorobenzenes and an aromatic ketone.
Azaperone is a pyridinylpiperazine and butyrophenone agent that is capable of eliciting neuroleptic sedative and antiemetic effects. It is subsequently employed predominantly as a veterinary tranquilizer and mainly for pigs and elephants. At the same time, the agent generally does not see equine use as particular adverse reactions may happen. More rarely it may be used in humans as an antipsychotic drug, but this is uncommon.
A butyrophenone used in the treatment of PSYCHOSES.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C19H22FN3O
Molecular Weight
327.3959
Exact Mass
327.174
Elemental Analysis
C, 69.70; H, 6.77; F, 5.80; N, 12.83; O, 4.89
CAS #
1649-18-9
Related CAS #
Azaperone-d4;1173021-72-1; 1649-18-9; 59698-53-2 (dimaleate)
PubChem CID
15443
Appearance
Typically exists as Light yellow to yellow solids at room temperature
Density
1.2±0.1 g/cm3
Boiling Point
499.5±45.0 °C at 760 mmHg
Melting Point
92-95ºC
Flash Point
255.9±28.7 °C
Vapour Pressure
0.0±1.3 mmHg at 25°C
Index of Refraction
1.568
LogP
2.5
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
5
Rotatable Bond Count
6
Heavy Atom Count
24
Complexity
390
Defined Atom Stereocenter Count
0
SMILES
FC1C([H])=C([H])C(=C([H])C=1[H])C(C([H])([H])C([H])([H])C([H])([H])N1C([H])([H])C([H])([H])N(C2=C([H])C([H])=C([H])C([H])=N2)C([H])([H])C1([H])[H])=O
InChi Key
XTKDAFGWCDAMPY-UHFFFAOYSA-N
InChi Code
InChI=1S/C19H22FN3O/c20-17-8-6-16(7-9-17)18(24)4-3-11-22-12-14-23(15-13-22)19-5-1-2-10-21-19/h1-2,5-10H,3-4,11-15H2
Chemical Name
1-(4-fluorophenyl)-4-(4-pyridin-2-ylpiperazin-1-yl)butan-1-one
Synonyms
Azaperone; 1649-18-9; Stresnil; Azaperon; Fluoperidol; Suicalm; Eucalmyl; Fluoperidol; Eucalmyl; Azeperone;
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 : ~50 mg/mL (~152.72 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (7.64 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 (7.64 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 (7.64 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 3.0544 mL 15.2718 mL 30.5437 mL
5 mM 0.6109 mL 3.0544 mL 6.1087 mL
10 mM 0.3054 mL 1.5272 mL 3.0544 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?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • 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:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
  • Click the “Calculate” button
  • 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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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
Premedication With Melatonin and Alprazolam Combination Versus Alprazolam or Melatonin Alone
CTID: NCT01486615
Phase: Phase 4
Status: Completed
Date: 2012-10-05
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