Description

2-(3-Cyanophenyl)-2,2-Difluoroacetic Acid is a high-value, multi-functional organic building block featuring a difluoroacetic acid moiety attached to a benzonitrile core. This compound is critical for the synthesis of advanced pharmaceutical intermediates and agrochemicals, where its unique structure enables precise modulation of biological activity and physicochemical properties. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs targeting enzyme inhibition.
• Agrochemical Synthesis: Used in the research and production of novel herbicides and pesticides, where the difluoro and cyano groups contribute to efficacy and environmental stability.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the synthesis of advanced polymers and liquid crystals with tailored electronic and optical properties.
• Fluorine Chemistry Building Block: Essential for introducing the difluoromethylenecarbonyl (CF2COOH) group into target molecules, a valuable motif in drug design.

Basic Information

Product Name	2-(3-Cyanophenyl)-2,2-Difluoroacetic Acid
CAS No.	1249974-01-3
Molecular Formula	C9H5F2NO2
Molecular Weight	197.14 g/mol
Synonyms	2,2-Difluoro-2-(3-cyanophenyl)acetic Acid; 3-(Difluorocarbonylmethyl)benzonitrile; α,α-Difluoro-3-cyanophenylacetic Acid; 2-(3-Cyanophenyl)-2,2-difluoroethanoic Acid; 2,2-Difluoro-2-(m-cyanophenyl)acetic Acid; (3-Cyanophenyl)difluoroacetic Acid; m-Cyanophenyl Difluoroacetate (Acid form)
EINECS	Contact for details

Quality Control

Our production of 2-(3-Cyanophenyl)-2,2-Difluoroacetic Acid adheres to stringent in-process controls and final release testing to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques including HPLC, GC, NMR, and MS for comprehensive characterization. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and impurity profiles against agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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