Description

Butanedioic Acid, 2,3-Difluoro-, Dimethyl Ester, (R*,S*)- (9Ci) is a high-purity fluorinated succinate derivative, serving as a critical chiral building block and intermediate in advanced organic synthesis. Its value lies in the precise introduction of fluorine atoms and ester functionalities, which are essential for modulating the physicochemical properties of target molecules. This compound is primarily needed by research institutions and pharmaceutical companies engaged in the development of novel agrochemicals, pharmaceuticals, and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of fluorinated active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in creating advanced, fluorinated herbicides, fungicides, and insecticides with enhanced efficacy and environmental profiles.
• Liquid Crystal & Electronic Materials: Serves as a precursor in the synthesis of fluorinated components for liquid crystal displays (LCDs) and dielectric materials.
• Organic Synthesis Building Block: Employed in asymmetric synthesis, cross-coupling reactions, and the construction of complex, fluorinated molecular architectures.
• Polymer Modification: Acts as a monomer or modifier to introduce fluorine into polymer backbones, improving chemical resistance and surface properties.
• Chemical Research & Development: A valuable reagent for methodological studies in fluorination chemistry and esterification processes.

Basic Information

Product Name	Butanedioic Acid, 2,3-Difluoro-, Dimethyl Ester, (R*,S*)- (9Ci)
CAS No.	74398-81-5
Molecular Formula	C6H8F2O4
Molecular Weight	182.12 g/mol
Synonyms	Dimethyl 2,3-difluorobutanedioate; Dimethyl 2,3-difluorobutanedioate, (R*,S*)-; 2,3-Difluorobutanedioic acid dimethyl ester; Dimethyl 2,3-difluorobutanedioate (racemic); 2,3-Difluorosuccinic acid dimethyl ester; (±)-Dimethyl 2,3-difluorobutanedioate; DL-Dimethyl 2,3-difluorobutanedioate; Succinic acid, 2,3-difluoro-, dimethyl ester, (R*,S*)-
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, 2,3-Difluoro-, Dimethyl Ester, (R*,S*)- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopy (NMR, IR, MS), to ensure identity, purity, and consistency meet the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed in a dry environment to minimize moisture uptake.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation (if applicable)	Contact for details

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