Description

Quinine Sulfate is a well-known alkaloid salt derived from the bark of the cinchona tree. It serves as a critical pharmaceutical intermediate and analytical standard, valued for its specific pharmacological properties and high purity. This product is essential for manufacturers and research laboratories in the pharmaceutical, analytical chemistry, and fine chemical sectors seeking a reliable and consistent supply.

Application

• Pharmaceutical Active Ingredient: Primarily used as an antimalarial agent in specific therapeutic formulations.
• Analytical Reference Standard: A key standard for quality control and method validation in pharmaceutical analysis via HPLC or UV spectroscopy.
• Chemical Synthesis: Serves as a chiral building block or precursor in the synthesis of more complex alkaloids and specialty chemicals.
• Bittering Agent: Employed in the beverage industry, particularly in tonic water, to impart a characteristic bitter flavor.
• Research & Development: Used in biochemical and pharmacological studies to investigate its mechanisms of action and potential new applications.
• Veterinary Medicine: Utilized in certain veterinary treatments where its antipyretic and antimalarial properties are required.

Basic Information

Product Name	Quinine Sulfate
CAS No.	549-56-4
Molecular Formula	(C20H24N2O2)2·H2SO4·2H2O
Molecular Weight	782.96 g/mol (Dihydrate)
Synonyms	Quinine bisulfate; Quinine sulphate; Cinchonan-9-ol, 6'-methoxy-, (8α,9R)-, sulfate (2:1) (salt), dihydrate; (-)-Quinine sulfate; Quinine sulfate dihydrate; 6'-Methoxycinchonan-9-ol sulfate dihydrate
EINECS	208-945-8

Quality Control

Our Quinine Sulfate is produced and tested under strict quality management systems to ensure it meets the rigorous standards required for pharmaceutical and analytical use. We offer grades compliant with relevant pharmacopoeial monographs (e.g., USP, BP, EP). A comprehensive Certificate of Analysis (COA), detailing purity, identity, and impurity profiles, is provided with each batch to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White or almost white, crystalline powder
Identification (IR)	Conforms to standard
Identification (HPLC)	Retention time corresponds to reference standard
Assay (Anhydrous Basis)	99.0% - 101.0%
Specific Rotation	-240° to -248°
Loss on Drying	3.0% - 5.0%
Sulfated Ash	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 1.0%

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