Description

Decachloro-9H-Fluorene is a highly chlorinated polycyclic aromatic hydrocarbon with the CAS number 33267-42-4. This compound serves as a critical advanced intermediate and building block in the synthesis of complex organic molecules, particularly in high-performance materials and specialty chemical research. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced polymer industries for developing novel compounds with specific functional properties.

Application

• Advanced Pharmaceutical Intermediates: Used in the research and synthesis of novel active pharmaceutical ingredients (APIs), especially for compounds requiring a rigid, halogenated core structure.
• Agrochemical Synthesis: Acts as a key precursor in the development of new-generation pesticides and herbicides, where its chlorinated structure can contribute to bioactivity and stability.
• Flame Retardant Development: Serves as a starting material or additive in the research of halogenated flame retardants for plastics and polymers.
• Organic Electronic Materials: Investigated as a potential building block for organic semiconductors, charge-transport materials, and other electronic chemicals due to its polycyclic, conjugated system.
• Specialty Polymer Modifier: Used to introduce chlorinated aromatic units into polymer chains to alter thermal stability, refractive index, or chemical resistance.
• Chemical Research & Standard: Employed in academic and industrial laboratories as a standard or reagent for method development, environmental studies on persistent organic pollutants (POPs), and catalysis research.

Basic Information

Product Name	Decachloro-9H-Fluorene
CAS No.	33267-42-4
Molecular Formula	C13Cl10
Molecular Weight	498.56 g/mol
Synonyms	Perchlorofluorene; 1,2,3,4,5,6,7,8,9,10-Decachlorofluorene; Fluorene, decachloro-; NSC 89284; 9H-Fluorene, decachloro-; Decachlorofluorene; 2,3,4,5,6,7-Hexachloro-1-(pentachlorophenyl)-1H-indene (tautomeric form)
EINECS	Contact for details

Quality Control

Our Decachloro-9H-Fluorene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and/or GC-MS, to ensure it meets the stringent requirements of research and process chemistry. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting batch-specific results.

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 polyhalogenated nature, store separately from strong bases and reactive metals.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 97.0%
Melting Point	245 - 255 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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