1. GPCR/G Protein Neuronal Signaling
  2. Dopamine Receptor Serotonin Transporter
  3. Roxindole hydrochloride

Roxindole hydrochloride  (Synonyms: EMD 38362)

Cat. No.: HY-106100A Purity: 99.53%
COA Handling Instructions

Roxindole hydrochloride (EMD 38362), an indot-alkyl-pipenidine, is a potent agonist at dopamine autoreceptors, with an affinity for the D2-like subtype in the low nanomolar range. Roxindole can be used for the research of positive and negative schizophrenic symptoms. Roxindole is a 5-HT1A agonist and 5-HT uptake inhibitor with high affinity for 5-HT1A (IC50=0.9 nM). Antipsychotic and antidepressant activities.

For research use only. We do not sell to patients.

Roxindole hydrochloride Chemical Structure

Roxindole hydrochloride Chemical Structure

CAS No. : 108050-82-4

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Customer Review

Based on 1 publication(s) in Google Scholar

Other Forms of Roxindole hydrochloride:

Top Publications Citing Use of Products
  • Biological Activity

  • Purity & Documentation

  • References

  • Customer Review

Description

Roxindole hydrochloride (EMD 38362), an indot-alkyl-pipenidine, is a potent agonist at dopamine autoreceptors, with an affinity for the D2-like subtype in the low nanomolar range. Roxindole can be used for the research of positive and negative schizophrenic symptoms. Roxindole is a 5-HT1A agonist and 5-HT uptake inhibitor with high affinity for 5-HT1A (IC50=0.9 nM). Antipsychotic and antidepressant activities[1][2][3].

In Vivo

Roxindole hydrochloride inhibits apomorphine-induced climbing in mice and stereotyped behavior in rats with ED50s of 1.4 mg/kg s.c. and 0.65 mg/kg s.c., respectively, and inhibits conditioned avoidance response in rats (ED50=1.5 mg/kg s.c.)[1].
Roxindole hydrochloride (1, 3, 10 mg/kg; s.c) inhibits both effects of 8-OH-DPAT (flat body and forepaw treading) in normal rats (male Wistar 200-350g)[3].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

382.93

Formula

C23H27ClN2O

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

OC1=CC2=C(C=C1)NC=C2CCCCN3CCC(C4=CC=CC=C4)=CC3.[H]Cl

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

-20°C, protect from light, stored under nitrogen

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen)

Solvent & Solubility
In Vitro: 

DMSO : 50 mg/mL (130.57 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

H2O : 1 mg/mL (2.61 mM; ultrasonic and warming and heat to 60°C)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 2.6114 mL 13.0572 mL 26.1144 mL
5 mM 0.5223 mL 2.6114 mL 5.2229 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
=
Concentration
×
Volume
×
Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo:

Select the appropriate dissolution method based on your experimental animal and administration route.

For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.08 mg/mL (5.43 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

    Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
  • Protocol 2

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.08 mg/mL (5.43 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
%
DMSO +
+
%
Tween-80 +
%
Saline
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Calculation results:
Working solution concentration: mg/mL
Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen)

The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only. If necessary, please contact MedChemExpress (MCE).
Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
 If the continuous dosing period exceeds half a month, please choose this protocol carefully.
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Purity & Documentation

Purity: 99.53%

References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
H2O / DMSO 1 mM 2.6114 mL 13.0572 mL 26.1144 mL 65.2861 mL
DMSO 5 mM 0.5223 mL 2.6114 mL 5.2229 mL 13.0572 mL
10 mM 0.2611 mL 1.3057 mL 2.6114 mL 6.5286 mL
15 mM 0.1741 mL 0.8705 mL 1.7410 mL 4.3524 mL
20 mM 0.1306 mL 0.6529 mL 1.3057 mL 3.2643 mL
25 mM 0.1045 mL 0.5223 mL 1.0446 mL 2.6114 mL
30 mM 0.0870 mL 0.4352 mL 0.8705 mL 2.1762 mL
40 mM 0.0653 mL 0.3264 mL 0.6529 mL 1.6322 mL
50 mM 0.0522 mL 0.2611 mL 0.5223 mL 1.3057 mL
60 mM 0.0435 mL 0.2176 mL 0.4352 mL 1.0881 mL
80 mM 0.0326 mL 0.1632 mL 0.3264 mL 0.8161 mL
100 mM 0.0261 mL 0.1306 mL 0.2611 mL 0.6529 mL

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
Roxindole hydrochloride
Cat. No.:
HY-106100A
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