Description

3,6-Dichloro-9-(2-Sulphonatophenyl)Xanthylium is a functionalized xanthylium dye intermediate with a sulfonate group that enhances its water solubility and ionic character. This compound is valued for its role as a key precursor in the synthesis of specialized dyes, fluorescent probes, and biological staining agents. It is primarily required by manufacturers in the fine chemical, analytical reagent, and life science research sectors for developing advanced colorants and diagnostic markers.

Application

• Fluorescent Dye Synthesis: A crucial building block for creating water-soluble, sulfonated fluorescent dyes and tracers.
• Biological Staining Agents: Used in the development of stains for microscopy, cell imaging, and histology applications.
• Laser Dye Intermediates: Serves as a precursor for tunable laser dyes used in scientific and medical instrumentation.
• Photographic Sensitizers: Employed in the formulation of advanced photographic and imaging chemicals.
• Analytical Chemistry Reagents: Utilized in the preparation of chromogenic and fluorogenic reagents for detection and assay systems.
• Textile Dye Intermediates: Acts as a specialized intermediate for high-value, color-fast dyes in niche textile applications.

Basic Information

Product Name	3,6-Dichloro-9-(2-Sulphonatophenyl)Xanthylium
CAS No.	56046-85-6
Molecular Formula	C19H9Cl2O4S
Molecular Weight	404.25 g/mol
Synonyms	3,6-Dichloro-9-(2-sulfophenyl)xanthylium; 9-(2-Sulfophenyl)-3,6-dichloroxanthylium; Xanthylium, 3,6-dichloro-9-(2-sulfophenyl)-; 3,6-Dichloro-9-(2-sulfonatophenyl)xanthen-9-ylium; Sulforhodamine B related intermediate; Acidic Xanthylium Dye Intermediate; Water-soluble xanthylium salt
EINECS	Contact for details

Quality Control

Our 3,6-Dichloro-9-(2-Sulphonatophenyl)Xanthylium is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for fine chemical synthesis. Certificates of Analysis (COA) with full traceability are provided for every shipment.

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). Keep the container tightly sealed to protect from moisture. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Orange to red-brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 1.0%
Heavy Metals	≤ 20 ppm

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