Description

Orciprenaline Sulfate is a synthetic sympathomimetic amine and a β-2 adrenergic receptor agonist. This compound is a critical active pharmaceutical ingredient (API) and a key intermediate in the synthesis of bronchodilator medications. It is primarily required by pharmaceutical manufacturers and research institutions developing treatments for respiratory conditions such as asthma and chronic obstructive pulmonary disease (COPD).

Application

• Pharmaceutical API: Primary use as the active ingredient in bronchodilator formulations for asthma and COPD management.
• Respiratory Research: A standard compound in pharmacological studies investigating β-2 adrenergic receptor function and airway physiology.
• Reference Standard: Serves as a high-purity chemical reference standard for quality control and analytical method development in pharmaceutical labs.
• Chemical Synthesis: Used as a key synthetic intermediate for the production of more complex adrenergic drugs and derivatives.
• Veterinary Medicine: Potential application in veterinary pharmaceuticals for the treatment of bronchospasm in animals.

Basic Information

Product Name	Orciprenaline Sulfate
CAS No.	5874-97-5
Molecular Formula	C11H17NO3 · H2SO4
Molecular Weight	295.33 g/mol (free base: 211.26 g/mol)
Synonyms	Metaproterenol Sulfate; Alotec; Oreiprenaline Sulphate; 1-(3,5-Dihydroxyphenyl)-2-isopropylaminoethanol Sulfate; 3,5-Dihydroxy-α-[(isopropylamino)methyl]benzyl Alcohol Sulfate; Th 152
EINECS	227-525-7

Quality Control

Our Orciprenaline Sulfate is manufactured under strict quality management systems. It undergoes comprehensive analytical testing to meet high-purity standards suitable for pharmaceutical applications, including identification, assay, impurity profiling, and residual solvent analysis. A Certificate of Analysis (COA) detailing batch-specific results is provided with each shipment to ensure full traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to almost white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	98.0% - 102.0% (on anhydrous basis)
Water (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%
Specific Rotation	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.