Description

2,7-Diacetylfluorene is a high-purity organic intermediate featuring a fluorene backbone symmetrically substituted with acetyl groups at the 2 and 7 positions. This compound matters as a versatile and critical building block for synthesizing advanced materials, particularly in the development of organic semiconductors and light-emitting polymers. Industries such as advanced material science, pharmaceutical research, and specialty chemical manufacturing need it for creating novel compounds with tailored electronic and optical properties.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in OLEDs, OFETs, and organic photovoltaic cells.
• Ligand Synthesis: Serves as a starting material for creating complex organic ligands used in catalysis and coordination chemistry.
• Pharmaceutical Intermediate: Used in the research and development of novel active pharmaceutical ingredients (APIs) with fluorene-based structures.
• Advanced Material Research: Employed in academic and industrial R&D for developing new functional materials with specific photophysical properties.
• Dye and Pigment Intermediate: Acts as a precursor in the synthesis of specialized dyes and fluorescent markers.
• Polymer Modification: Used to introduce fluorene-acetyl functional groups into polymer chains to alter material properties like solubility and thermal stability.

Basic Information

Item	Details
Product Name	2,7-Diacetylfluorene
CAS No.	39665-89-9
Molecular Formula	C₁₇H₁₄O₂
Molecular Weight	250.29 g/mol
Synonyms	2,7-Diacetyl-9H-fluorene; 2,7-Bis(acetyl)fluorene; 9H-Fluorene-2,7-diyldiethanone; Diacetylfluorene; Fluorene-2,7-diacetyl; 2,7-Di(acetylamino)fluorene (common misnomer); 2,7-Diketone fluorene derivative; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 2,7-Diacetylfluorene is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

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

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