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Quinine sulfate

CAS Number
804-63-7
EC Number
212-359-1
Chemical Formula
C20H24N2O2.1/2H2O4S
Molecular Weight
746.9 g/mol

Description

Quinine sulfate (CAS 804-63-7 ) is the sulfate salt form of quinine, also marketed as quinine sulphate, used primarily in pharmaceutical manufacturing and analytical research. Supplied as a stable, water-soluble solid, it offers reliable handling and consistent purity for regulated production environments. In pharmaceutical manufacturing, this compound serves as the active ingredient in oral dosage forms targeting nocturnal leg cramps and malaria treatment in regulated markets. Analytical and QC laboratories use it as a fluorescence standard for calibrating spectrophotometers. The material is essential for validating UV detection systems, given its well-characterized emission profile. In the food and beverage industry, it functions as a bittering agent in tonic waters and carbonated drinks under FEMA 2977 . Precise dosing is required to meet regulatory bitterness thresholds in commercial beverage production. Biotechnology researchers also use it in cell biology assays and as a reference compound in pharmacokinetic studies for drug development. Quinine sulfate is available as a white to off-white crystalline powder in both anhydrous and dihydrate forms. Standard grades include USP , BP , and Ph. Eur. , supporting use in GMP-regulated pharmaceutical production. Research and reagent-grade material is also available for laboratory and analytical applications. These high-purity options ensure consistent results across various industrial and scientific workflows while meeting strict international quality benchmarks. Contact us for supply of Quinine sulfate Request Quote

Other Names (Synonyms)

quinine sulphate | Quinine sulfate anhydrous | Quinine sulfate (2:1) | Quinine hydrogen sulfate | Quinine bisulfate | M4XCR57IWG | Qualaquin | Coco-Quinine

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point235.2 °C
Density1.0807 (rough estimate)
ColorWhite to off-white
Odorwh. fine needle-like cryst., odorless, very bitter taste
FormSolid
Refractive Index1.6000 (estimate)
Log P3.44

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H302
H302
H315
H315
H317
H317
H319
H319
H335H335

Precautionary Statements

P261
P261
P264
P264
P270
P270
P271
P271
P272
P272
P280
P280
P319
P319
P321
P321
P330
P330
P405
P405
P501
P501
P265
P265
P317
P317
P352
P352
P340
P340
P317
P317
P317
P317
P317
P317
P364
P364
P233
P233
P338

Trade & Regulatory

HS Code29339900