Description

3,6,8-Quinolinetrisulfonic Acid is a specialized organic sulfonic acid derivative, identified by CAS No. 774143-07-6. This compound is valued for its strong acidic properties and functional trisulfonic acid groups, making it a versatile intermediate in advanced chemical synthesis. It is primarily sought by manufacturers in the fine chemical, pharmaceutical, and specialty dye industries for research and production processes requiring a multi-functional acidic building block.

Application

• As a key synthetic intermediate in the production of complex pharmaceutical molecules and active ingredients.
• In the research and development of specialty dyes and pigments, leveraging its sulfonic acid groups for solubility and chromophore attachment.
• As a catalyst or co-catalyst in specific organic synthesis reactions requiring strong Brønsted acidity.
• For use in analytical chemistry as a reagent or standard in method development.
• In the formulation of electroplating additives or surface treatment agents.
• As a building block for ion-exchange resins and functional polymers.
• In academic and industrial research exploring new materials and chemical processes.

Basic Information

Product Name	3,6,8-Quinolinetrisulfonic Acid
CAS No.	774143-07-6
Molecular Formula	C9H7NO9S3
Molecular Weight	401.35 g/mol
Synonyms	Quinoline-3,6,8-trisulfonic Acid; 3,6,8-Trisulfoquinoline; 8-Quinolinesulfonic Acid, 3,6-disulfo- derivative; Trisulfonated Quinoline; 3,6,8-Quinolinyltrisulfonic Acid
EINECS	Contact for details

Quality Control

Our 3,6,8-Quinolinetrisulfonic Acid is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) documenting specifications such as assay (HPLC), related substances, and loss on drying is provided with every shipment to guarantee it meets your research or production requirements.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Solubility	Soluble in water, strong acid/organic solvent

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