Description

13-(Triphenylphosphoranylidene)-13H-Dibenzo[A,I]Fluorene is a specialized organophosphorus compound, specifically a phosphorus ylide, with the CAS number 31083-22-4. This chemical is a valuable reagent in advanced organic synthesis, prized for its role in facilitating complex carbon-carbon bond-forming reactions. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing intricate molecular architectures.

Application

• Wittig Reaction Reagent: A key precursor for the synthesis of complex alkenes and polycyclic aromatic hydrocarbons via the Wittig olefination process.
• Pharmaceutical Intermediate: Used in the research and development of novel active pharmaceutical ingredients (APIs), particularly those containing extended conjugated systems.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a building block for the synthesis of electron-transporting or host materials in OLED device fabrication.
• Agrochemical Synthesis: Employed in the creation of advanced herbicide and pesticide molecules with specific steric and electronic properties.
• Ligand Precursor: Can be utilized to develop novel phosphine-based ligands for catalysis in asymmetric synthesis.
• Academic & Industrial Research: A critical tool for methodological development and the synthesis of novel organic compounds in R&D laboratories.

Basic Information

Product Name	13-(Triphenylphosphoranylidene)-13H-Dibenzo[A,I]Fluorene
CAS No.	31083-22-4
Molecular Formula	C₄₁H₂₉P
Molecular Weight	552.64 g/mol
Synonyms	13-(Triphenylphosphoranylidene)-13H-dibenzo[a,i]fluorene; Dibenzo[a,i]fluoren-13-ylidenetriphenylphosphorane; Triphenyl(13H-dibenzo[a,i]fluoren-13-ylidene)phosphorane; 13H-Dibenzo[a,i]fluorene, 13-(triphenylphosphoranylidene)-; Phosphorane, triphenyl(13H-dibenzo[a,i]fluoren-13-ylidene)-; Wittig Reagent derived from dibenzofluorenone
EINECS	Contact for details

Quality Control

Every batch of 13-(Triphenylphosphoranylidene)-13H-Dibenzo[A,I]Fluorene is manufactured and tested under strict quality management protocols to ensure consistency and reliability for sensitive synthetic applications. Our products undergo rigorous quality testing, including chromatographic purity analysis and structural confirmation, to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This compound is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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