Description

3-Chloro-9H-Thioxanthen-9-One is a specialized organic compound belonging to the thioxanthenone class, serving as a key intermediate in advanced chemical synthesis. Its unique heterocyclic structure makes it a valuable building block for the development of functional materials and active pharmaceutical ingredients (APIs). This high-purity intermediate is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable and consistent raw materials for complex synthesis pathways.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and plant growth regulators.
• Photoinitiator & Dye Manufacturing: Serves as a core structure for developing photoinitiators used in UV-curable inks, coatings, and adhesives, as well as for synthesizing specialized dyes and pigments.
• Organic Light-Emitting Diodes (OLEDs): Investigated as a building block for electron-transport materials or host materials in OLED device fabrication.
• Research & Development: Employed in academic and industrial R&D for exploring new chemical entities, heterocyclic chemistry, and material science applications.
• Polymer Chemistry: Can be utilized as a monomer or functional additive to impart specific properties to advanced polymer systems.

Basic Information

Product Name	3-Chloro-9H-Thioxanthen-9-One
CAS No.	6469-87-0
Molecular Formula	C₁₃H₇ClOS
Molecular Weight	246.71 g/mol
Synonyms	3-Chlorothioxanthen-9-one; 9H-Thioxanthen-9-one, 3-chloro-; 3-Chloro-9-thioxanthenone; NSC 403107; 3-Chlorothioxanthone; 3-Chloro-9H-thioxanthen-9-one; 3-Chloro-thioxanthen-9-one
EINECS	229-290-7

Quality Control

Our 3-Chloro-9H-Thioxanthen-9-One is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to guarantee traceability and batch-to-batch consistency.

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, containers should be kept in the original packaging or opaque containers until use.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (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.