Description

Quinine Dihydrobromide is a high-purity salt derivative of the naturally occurring alkaloid quinine. This compound is valued for its specific pharmacological properties and serves as a critical analytical reference standard and pharmaceutical intermediate. It is primarily utilized by research institutions, pharmaceutical manufacturers, and quality control laboratories. Our supply ensures consistent quality and reliable availability for demanding industrial and scientific applications.

Application

• Pharmaceutical Intermediate: Used in the synthesis and formulation of specialized medicinal compounds.
• Analytical Reference Standard: Serves as a certified standard for HPLC, UV, and other analytical methods in quality control and research.
• Biochemical Research: Employed in studies of antimalarial mechanisms, muscle physiology, and neurological functions.
• Chemical Synthesis: Acts as a chiral building block or precursor in the synthesis of more complex organic molecules.
• Flavoring Agent Analysis: Used as a standard in the food and beverage industry for the analysis of bitter flavorants.

Basic Information

Product Name	Quinine Dihydrobromide
CAS No.	549-47-3
Molecular Formula	C20H26Br2N2O2 • xH2O
Molecular Weight	522.24 g/mol (Anhydrous)
Synonyms	Quinine Hydrobromide; Quinine Bromide; Quinine Dibromide; (8S,9R)-6'-Methoxycinchonan-9-ol Dihydrobromide; Cinchonan-9-ol, 6'-methoxy-, (8S,9R)-, dihydrobromide; NSC 199944
EINECS	208-971-2

Quality Control

Our Quinine Dihydrobromide is manufactured and tested under a strict quality management system. Each batch undergoes comprehensive analysis to ensure identity, purity, and consistency, meeting the requirements for use as a pharmaceutical intermediate and analytical standard. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, loss on drying, and specific optical rotation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White or almost white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥98.0% (on anhydrous basis)
Loss on Drying	≤2.0%
Specific Optical Rotation	-223° to -229° (c=2 in 0.1M HCl)
Heavy Metals	≤20 ppm
Residue on Ignition	≤0.1%

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