Description

Methyl 9-Fluorenylideneacetate is a high-purity, specialized organic compound featuring a fluorenylidene core, a versatile intermediate in advanced chemical synthesis. Its unique conjugated structure makes it a valuable building block for the development of novel materials and active pharmaceutical ingredients (APIs). This product is essential for research and development laboratories, pharmaceutical companies, and fine chemical manufacturers focused on creating innovative organic electronic materials, photoresists, and complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly those requiring a rigid, planar fluorene backbone.
• Organic Electronic Materials: Acts as a fundamental building block for developing organic semiconductors, light-emitting diodes (OLEDs), and photovoltaic materials due to its excellent charge-transport properties.
• Polymer Chemistry: Used in the creation of specialty polymers and advanced resins with tailored optical and electronic characteristics for high-performance coatings and films.
• Liquid Crystal & Display Technology: Employed in the synthesis of fluorene-based liquid crystals and components for advanced display applications.
• Photoresist & Lithography: Functions as a monomer or additive in chemically amplified photoresists for microelectronics and semiconductor fabrication.
• Academic & Industrial R&D: A critical reagent for methodological development in organic synthesis and materials science research.
• Agrochemical Synthesis: Utilized as an intermediate in the development of novel agrochemicals with enhanced efficacy.
• Dye & Pigment Manufacturing: Serves as a starting material for synthesizing specialized fluorescent dyes and high-performance pigments.

Basic Information

Product Name	Methyl 9-Fluorenylideneacetate
CAS No.	146967-87-5
Molecular Formula	C₁₇H₁₂O₂
Molecular Weight	248.28 g/mol
Synonyms	Methyl (9H-fluoren-9-ylidene)acetate; 9-Fluorenylideneacetic acid methyl ester; Methyl 9H-fluoren-9-ylideneacetate; 2-(9H-Fluoren-9-ylidene)acetic acid methyl ester; (9H-Fluoren-9-ylidene)acetic acid methyl ester; Methyl fluorenylideneacetate; 9-Fluorenylidenemethyl acetate
EINECS	Contact for details

Quality Control

Every batch of Methyl 9-Fluorenylideneacetate is manufactured under strict quality management systems and undergoes comprehensive analytical testing to ensure high purity and batch-to-batch consistency. Our standard quality control protocol includes identity confirmation, purity assay, and impurity profiling using advanced techniques like HPLC, GC, and NMR. A detailed Certificate of Analysis (COA) documenting all test results is provided with each shipment. We support custom synthesis and can tailor specifications to meet specific research-grade or cGMP requirements upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong alkalis and incompatible organic solvents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

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%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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