Description

Acetic Acid, (4-Fluoro-5-Oxo-2(5H)-Furanylidene)- (9Ci) is a specialized fluorinated furanone derivative with a reactive exocyclic double bond, serving as a valuable synthon in advanced organic synthesis. This compound is critical for constructing complex heterocyclic scaffolds and functionalized molecules due to its unique electrophilic character. It is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key building block for synthesizing novel drug candidates, particularly those targeting specific enzyme inhibitors or receptor modulators.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides with enhanced efficacy.
• Material Science Research: Employed in the creation of advanced polymers or functional materials with specific optical or electronic properties.
• Chemical Biology Probes: Acts as a precursor for developing molecular probes to study biological pathways and protein functions.
• Academic & Contract Research: Serves as a specialized reagent for methodological studies and discovery chemistry in university and CRO laboratories.

Basic Information

Product Name	Acetic Acid, (4-Fluoro-5-Oxo-2(5H)-Furanylidene)- (9Ci)
CAS No.	161985-55-3
Molecular Formula	C7H3FO4
Molecular Weight	170.09 g/mol
Synonyms	(4-Fluoro-5-oxo-2,5-dihydrofuran-2-ylidene)acetic acid; 2-(4-Fluoro-5-oxo-2(5H)-furanylidene)acetic acid; 4-Fluoro-5-oxo-2(5H)-furanylideneacetic acid; Acetic acid, 2-(4-fluoro-5-oxo-2,5-dihydrofuran-2-ylidene)-; (4-Fluoro-5-oxofuran-2(5H)-ylidene)acetic acid
EINECS	Contact for details

Quality Control

Our Acetic Acid, (4-Fluoro-5-Oxo-2(5H)-Furanylidene)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its properties as a strong acid/organic solvent, it should be kept away from incompatible materials such as strong bases and oxidizing agents. Ensure containers are kept upright to prevent leakage.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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