N-Methyldopamine hydrochloride

SKU:BHB21903248
Research Validated
Overview
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N-Methyldopamine hydrochloride (CAS 62-32-8) is an agonist supplied as a solid. Reported to act on D 1 Receptor. Relevant to GPCR/G Protein and Neuronal Signaling research. Molecular formula C9H14ClNO2, molecular weight 203.67 g/mol.
Purity 99.12%
CAS Number 62-32-8
Molecular Weight 203.67 g/mol
Form Solid
Target D 1 Receptor
Storage 4°C as supplied; in solvent -80°C
Options selector
Catalog no. Size
HY-W014728-50MG 50 mg
HY-W014728-100MG 100 mg
HY-W014728-250MG 250 mg
HY-W014728-500MG 500 mg
HY-W014728-1G 1 g
HY-W014728-1MLX10MMWATER 1 mL x 10 mM (in Water)
Available Options

Select the variant that best fits your experiment. Availability and lead time may vary by option.

  • Options: Size: 50 mg, 100 mg, 250 mg, 500 mg, 1 g, 1 mL x 10 mM (in Water)
  • Lead time: varies by selected option.
  • Storage: 4°C, sealed storage, away from moisture. In solvent: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture).
  • Shipping: Room temperature in continental US; may vary elsewhere.
  • Upon receipt: refrigerate at 4°C as soon as possible.
Field Specification
Target D 1 Receptor
CAS no. 62-32-8
Applications
  • Functional Assay (In Vitro)
Molecular weight 203.67
Molecular formula C9H14ClNO2
Purity 99.12%
SMILES CNCCC1=CC(O)=C(O)C=C1.Cl
Form Solid
Storage 4°C, sealed storage, away from moisture. In solvent: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture).
Shipping Room temperature in continental US; may vary elsewhere.
Catalog no. (Mfr.) HY-W014728
Main SKU BHB21903248
Agonists

Compound Overview

N-Methyldopamine hydrochloride is a precursor of adrenaline in the adrenal medulla and a modified form of dopamine (DA) that retains agonist activity at the DA1 receptor. It remains capable of universal surface coating and of secondary reactions through its surface catechols, and it can be applied in heart failure research[1][2][3]. It is supplied as a light brown to gray solid (C9H14ClNO2, MW 203.67) at 99.12% purity.

Physical & Chemical Properties

CAS Number 62-32-8
Molecular Formula C9H14ClNO2
Molecular Weight 203.67 g/mol
Purity 99.12%
Appearance Solid
Color Light brown to gray
SMILES CNCCC1=CC(O)=C(O)C=C1.Cl
Target D 1 Receptor
Signaling Pathway GPCR/G Protein; Neuronal Signaling
Solubility In Vitro: H2O: ≥ 100 mg/mL (490.99 mM) * "≥" means soluble, but saturation unknown.
Storage 4°C, sealed storage, away from moisture. In solvent: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture).
Shipping Room temperature in continental US; may vary elsewhere.

Literature Cited

Sources cited in this description and in the In Vitro & In Vivo Data tab. Peer-reviewed publications that used this product are listed under References.

[1]. Kim Y, et al. Effect of N-Methylation on Dopamine Surface Chemistry. Langmuir. 2022 May 24;38(20):6404-6410.

[2]. Laduron P. N-Methyldopamine (epinine), a precursor of adrenaline in the adrenal medulla. Arch Int Pharmacodyn Ther. 1972 Apr;196:Suppl 196:304-.

[3]. Rajfer SI, et al. Effects of long-term therapy with oral ibopamine on resting hemodynamics and exercise capacity in patients with heart failure: relationship to the generation of N-methyldopamine and to plasma norepinephrine levels. Circulation. 1986 Apr;

Safety

For Research Use Only. Not for use in diagnostic or therapeutic procedures, and not for human or veterinary use. Handle in accordance with the Safety Data Sheet and your institution's chemical hygiene plan.

In Vitro

SolventSolubilityNotes
H2O≥ 100 mg/mL (490.99 mM)—

Aliquot the stock solution and store it at -80°C (up to 6 months) or -20°C (up to 1 month); sealed storage, away from moisture; avoid repeated freeze-thaw cycles.

If water is used as the stock solvent, dilute to the working solution and sterilize it through a 0.22 μm filter before use.

Data provided by the manufacturer.

In Vitro

N-Methyldopamine hydrochloride has markedly improved surface coating properties and a faster coating rate. Coatings of N-Methyldopamine hydrochloride allow cells to adhere to solid surfaces, and the coating can also be postfunctionalized[1].

Data provided by the manufacturer. Numbered citations refer to the Literature Cited list in the product description.

Q.Why is there no price on some sizes?
A.Availability and lead time for those sizes are confirmed on inquiry. Send us the size you need and we will come back with price and lead time.
Q.Can this be used in humans or for diagnostics?
A.No. This product is supplied For Research Use Only. It is not for diagnostic or therapeutic procedures and not for human or veterinary use.

Need this compound in a format that drops straight into your assay? We can tailor formulation, chemistry, and documentation so your results stay consistent across runs and re-orders.

  • Format options: solid or pre-dissolved solution (choose solvent), target concentration, aliquots, light/moisture-protected packaging
  • Chemistry options: free base/acid vs salt forms, hydrate/solvate preference, stereoisomer control (single enantiomer or racemate), close analogs
  • Add-on labels & handles: D/¹³C/¹⁵N isotopes (LC-MS/internal standards), azide/alkyne or other functional handles for conjugation
  • QC & documentation: standard COA or enhanced analytical pack (HPLC/LC-MS/NMR), chiral purity, residual solvents, water content (KF), method-specific specs
  • Scale & continuity: mg to gram scale, bulk pricing, lot reservation, repeat-order continuity

To quote quickly, tell us: compound name + CAS/structure (SMILES or mol file), intended assay context, solvent preference, salt/stereochemistry requirements, purity/QC level, and the amount (mg–g).

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N-Methyldopamine and ibopamine can prevent chemically-induced oxidative ferroptosis in vitro and in vivo. J Pharmacol Exp Ther 2025 Jul;392(7):103620. PMID: 40570548

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