Description

Diethyl 4-Fluorobenzene-1,2-Dicarboxylate is a high-purity fluorinated aromatic diester, serving as a critical synthetic intermediate in advanced organic chemistry. Its value lies in providing a versatile, functionalized scaffold for constructing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), liquid crystal materials, and specialty fine chemicals who require reliable, high-quality building blocks.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of fluorinated active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides that benefit from fluorinated aromatic structures.
• Liquid Crystal Materials: Serves as a precursor for fluorinated mesogens used in display technologies.
• Organic Synthesis & Research: A versatile reagent for Suzuki coupling, hydrolysis, and other transformations to create complex fluorinated compounds.
• Polymer Chemistry: Monomer or modifier for introducing fluorine atoms into polymer backbones to alter material properties.
• Dye & Pigment Industry: Intermediate in the synthesis of specialized fluorinated dyes and pigments.

Basic Information

Product Name	Diethyl 4-Fluorobenzene-1,2-Dicarboxylate
CAS No.	320-96-7
Molecular Formula	C12H13FO4
Molecular Weight	240.23 g/mol
Synonyms	Diethyl 4-Fluorophthalate; 4-Fluorophthalic Acid Diethyl Ester; 1,2-Benzenedicarboxylic Acid, 4-Fluoro-, Diethyl Ester; Diethyl 4-Fluorobenzene-1,2-Dioate; Ethyl 4-Fluorophthalate; 320-96-7; 4-Fluorodiethyl Phthalate
EINECS	Contact for details

Quality Control

Our Diethyl 4-Fluorobenzene-1,2-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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