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Postion:Product Catalog >API>Circulatory system drugs>Anti Shock vasoactive drugs>Dopamine hydrochloride
Dopamine hydrochloride
  • Dopamine hydrochloride
  • Dopamine hydrochloride
  • Dopamine hydrochloride

Dopamine hydrochloride NEW

Price $1
Package 1kg
Min. Order: 1kg
Supply Ability: 10000
Update Time: 2025-08-01

Product Details

Product Name: Dopamine hydrochloride CAS No.: 62-31-7
Min. Order: 1kg Purity: 99%
Supply Ability: 10000 Release date: 2025/08/01

Article illustration

Name:Dopamine hydrochloride

CAS:62-31-7

Chemical Formula:C?H??NO?·HCl

Molecular Weight:189.64 g/mol

CAS Number:62-31-7

Appearance:White to off-white crystalline powder

Solubility Water: Freely soluble (50 mg/mL at 20°C)

Ethanol: Slightly soluble

DMSO: Soluble

Melting Point:241–245°C (decomposes)

pKa:8.9 (amine), 10.6 (phenolic OH)

Storage:2–8°C, protected from light & moisture

Stability:Sensitive to oxidation (requires antioxidants like ascorbic acid)

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Test ParameterSpecificationTest MethodAcceptance CriteriaResult
1. Identification



- Infrared SpectrumMatches reference standardUSP <197>ConformsComplies
- HPLC Retention TimeConsistent with standardUSP <621>±2% RSD99.8% Match
2. Physical Characteristics



- AppearanceWhite crystalline powderVisualFree-flowing, no lumpsComplies
- Solubility (Water)Clear, colorless solutionUSP <1231>50 mg/mL at 20°CComplies
3. Purity & Potency



- Assay (HPLC)98.0–101.0%USP <621>98.0% min99.5%
- Related Substances



∟ Noradrenaline≤0.5%HPLC≤0.5%0.12%
∟ Dopamine Impurity A≤0.2%HPLC≤0.2%0.05%
∟ Total Impurities≤2.0%HPLC≤2.0%0.8%
4. Residual Solvents
USP <467>

∟ Methanol≤3000 ppmGC≤3000 ppm<500 ppm
∟ Acetone≤5000 ppmGC≤5000 ppmNot Detected
5. Specific Tests



- pH (1% Solution)3.0–5.5USP <791>3.0–5.54.2
- Water Content (KF)≤1.0%USP <921>≤1.0%0.4%
- Heavy Metals (as Pb)≤20 ppmUSP <231>≤20 ppm<5 ppm
- Residue on Ignition≤0.1%USP <281>≤0.1%0.03%
6. Microbial Limits
USP <61>, <62>

- TAMC≤1000 CFU/gMicrobial Enumeration≤1000 CFU/g120 CFU/g
- TYMC≤100 CFU/gMicrobial Enumeration≤100 CFU/g<10 CFU/g
- PathogensAbsent
AbsentAbsent

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Company Profile Introduction

Wuhan Hao Rong Biotechnology Co., Ltd., located in East Lake high tech Development Zone, Wuhan, is a company specializing in the production and operation of chemical raw materials, flavors and fragrances, food additives, agrochemicals and other products. The company has first-class production equipment, advanced production technology, scientific management system, perfect detection means, and an excellent R & D team. The R & D center of the company has a technical team specialized in research and development, as well as a number of advanced detection, experiment and pilot equipment, and has established a good technical support relationship with a number of scientific research institutions, with strong technical force. The company has a wide range of products, in line with the quality of survival, service and development, customer-centric, integrity management philosophy, do our best to provide customers with quality and cheap raw materials. In addition, haorong also helps customers develop and implement customized system solutions. In these core areas of the chemical industry, haorong's core expertise covers chemicals and application technology, flexible asset management and customized services.

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  • Since: 2019-11-21
  • Address: Room E020, 4th Floor (1-3), Building 5, International Enterprise Center, No.1 Guanshan Second Road,
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