Description

9-Chloro-9H-Xanthene is a versatile halogenated xanthene derivative that serves as a crucial synthetic intermediate in advanced organic chemistry. Its unique fused-ring structure with a reactive chlorine substituent makes it a valuable building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional dyes.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly those with xanthene-based scaffolds for therapeutic applications.
• Agrochemical Synthesis: Building block for developing novel pesticides, herbicides, and plant growth regulators.
• Functional Dye & Pigment Manufacturing: Core structure for creating specialized xanthene dyes, fluorescent markers, and photoactive materials.
• Organic Light-Emitting Diodes (OLEDs): Used in the research and development of electron-transporting or host materials for optoelectronic devices.
• Polymer & Material Science: Monomer or modifier for synthesizing polymers with specific optical or thermal properties.
• Academic & Industrial Research: A fundamental reagent in methodological chemistry development and discovery chemistry for exploring new reactions.

Basic Information

Product Name	9-Chloro-9H-Xanthene
CAS No.	28447-91-8
Molecular Formula	C₁₃H₉ClO
Molecular Weight	216.66 g/mol
Synonyms	9-Chloroxanthene; 9H-Xanthen-9-yl chloride; Xanthene, 9-chloro-; Chloroxanthene; 9-Chloro-9H-xanthene; 9-Xanthenyl chloride; 28447-91-8
EINECS	Contact for details

Quality Control

Our 9-Chloro-9H-Xanthene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, spectroscopic identification (IR, NMR), and determination of physical parameters. A detailed Certificate of Analysis (COA) documenting all test results is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to strong light sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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