1. GPCR/G Protein Neuronal Signaling
  2. Dopamine Receptor
  3. Promazine hydrochloride

Promazine hydrochloride  (Synonyms: Romtiazin hydrochloride; Ampazine hydrochloride; Berophen hydrochloride)

Cat. No.: HY-B1225 Purity: 99.87%
SDS COA Handling Instructions

Promazine (Romtiazin) hydrochloride is an antipsychotic and a dopamine receptor D2 antagonist. Promazine hydrochloride inhibits dopaminergic neurotransmission.

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

Promazine hydrochloride Chemical Structure

Promazine hydrochloride Chemical Structure

CAS No. : 53-60-1

Size Price Stock Quantity
Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
USD 33 In-stock
Solution
10 mM * 1 mL in DMSO USD 33 In-stock
Solid
100 mg USD 30 In-stock
500 mg USD 50 In-stock
1 g   Get quote  
5 g   Get quote  

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Customer Review

Based on 1 publication(s) in Google Scholar

Other Forms of Promazine hydrochloride:

Top Publications Citing Use of Products
  • Biological Activity

  • Purity & Documentation

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Description

Promazine (Romtiazin) hydrochloride is an antipsychotic and a dopamine receptor D2 antagonist. Promazine hydrochloride inhibits dopaminergic neurotransmission[1][2].

IC50 & Target[1]

D2 Receptor

 

Cellular Effect
Cell Line Type Value Description References
HEK293 IC50
17.2 μM
Compound: promazine
Inhibition of 4-(4-(dimethylamino)styryl)-N-methylpyridinium uptake at human OCT1 expressed in HEK293 cells by confocal microscopy
Inhibition of 4-(4-(dimethylamino)styryl)-N-methylpyridinium uptake at human OCT1 expressed in HEK293 cells by confocal microscopy
[PMID: 18788725]
In Vitro

Promazine hydrochloride shows KDs of 25, 190 and 8400 nM at the human norepinephrine transporter, serotonin transporter, and dopamine transporter, respectively[3].

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

Molecular Weight

320.88

Formula

C17H21ClN2S

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

CN(C)CCCN1C2=C(C=CC=C2)SC3=CC=CC=C13.[H]Cl

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, sealed storage, away from moisture

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

Solvent & Solubility
In Vitro: 

H2O : 100 mg/mL (311.64 mM; Need ultrasonic)

DMSO : 100 mg/mL (311.64 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 3.1164 mL 15.5821 mL 31.1643 mL
5 mM 0.6233 mL 3.1164 mL 6.2329 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 (sealed storage, away from moisture). 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: ≥ 2.5 mg/mL (7.79 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 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: ≥ 2.5 mg/mL (7.79 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 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.

For the following dissolution methods, please prepare the working solution directly. It is recommended to prepare fresh solutions and use them promptly within a short period of time.
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:  PBS

    Solubility: 100 mg/mL (311.64 mM); Clear solution; Need ultrasonic

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.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
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).
Purity & Documentation

Purity: 99.87%

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 (sealed storage, away from moisture). 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 3.1164 mL 15.5821 mL 31.1643 mL 77.9107 mL
5 mM 0.6233 mL 3.1164 mL 6.2329 mL 15.5821 mL
10 mM 0.3116 mL 1.5582 mL 3.1164 mL 7.7911 mL
15 mM 0.2078 mL 1.0388 mL 2.0776 mL 5.1940 mL
20 mM 0.1558 mL 0.7791 mL 1.5582 mL 3.8955 mL
25 mM 0.1247 mL 0.6233 mL 1.2466 mL 3.1164 mL
30 mM 0.1039 mL 0.5194 mL 1.0388 mL 2.5970 mL
40 mM 0.0779 mL 0.3896 mL 0.7791 mL 1.9478 mL
50 mM 0.0623 mL 0.3116 mL 0.6233 mL 1.5582 mL
60 mM 0.0519 mL 0.2597 mL 0.5194 mL 1.2985 mL
80 mM 0.0390 mL 0.1948 mL 0.3896 mL 0.9739 mL
100 mM 0.0312 mL 0.1558 mL 0.3116 mL 0.7791 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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Promazine hydrochloride Related Classifications

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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Promazine hydrochloride
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