Description

2,4-Difluoro-1,3-Benzenedicarbonitrile is a high-purity fluorinated aromatic building block of significant commercial interest. This compound matters as a versatile and critical intermediate in the synthesis of advanced materials and active pharmaceutical ingredients (APIs), where its difluoro-substituted benzene core enables precise molecular tuning. It is primarily needed by research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Synthesis: Used in the development of advanced herbicides and fungicides, where the fluorine atoms enhance biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a building block for fluorinated components in electronic display materials and organic light-emitting diodes (OLEDs).
• Polymer & Resin Modifier: Incorporated into high-performance polymers to improve thermal stability, chemical resistance, and dielectric properties.
• Organic Synthesis Reagent: Employed in cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) to introduce fluorinated aromatic groups into complex molecular architectures.
• Chemical Research & Development: A valuable scaffold for medicinal chemistry and material science research programs exploring structure-activity relationships.

Basic Information

Product Name	2,4-Difluoro-1,3-Benzenedicarbonitrile
CAS No.	73688-94-5
Molecular Formula	C8H2F2N2
Molecular Weight	164.11 g/mol
Synonyms	2,4-Difluoroisophthalonitrile; 1,3-Dicyano-2,4-difluorobenzene; Isophthalonitrile, 2,4-difluoro-; 2,4-Difluorobenzene-1,3-dicarbonitrile; 2,4-DFBN; 2,4-Difluoroisophthalodinitrile; 2,4-Difluoro-1,3-dicyanobenzene; NSC 339063
EINECS	Contact for details

Quality Control

Our 2,4-Difluoro-1,3-Benzenedicarbonitrile is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

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. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

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 (as Pb)	≤ 20 ppm

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