Description

2-Butenoic Acid, 2-Cyano-4,4-Difluoro-3-Hydroxy-, Methyl Ester is a high-value, multi-functional fluorinated building block. This compound is critical for the synthesis of advanced materials and active pharmaceutical ingredients (APIs) due to its unique combination of a cyano group, fluorine atoms, and an ester moiety. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in fluorinated bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where fluorine incorporation enhances biological activity and stability.
• Liquid Crystal & OLED Material Precursor: Serves as a building block for fluorinated organic electronic materials due to its specific electronic properties.
• Polymer Modification: Employed to introduce cyano and fluoro functional groups into polymer backbones, altering material properties like solubility and thermal stability.
• Cross-Coupling Reactions: Acts as an electrophilic partner in various metal-catalyzed coupling reactions to create complex organic structures.
• Chemical Research & Development: A versatile reagent for exploring new synthetic methodologies and creating specialized compound libraries.

Basic Information

Product Name	2-Butenoic Acid, 2-Cyano-4,4-Difluoro-3-Hydroxy-, Methyl Ester
CAS No.	739358-81-7
Molecular Formula	C7H7F2NO3
Molecular Weight	191.13 g/mol
Synonyms	Methyl 2-Cyano-4,4-difluoro-3-hydroxy-2-butenoate; 4,4-Difluoro-3-hydroxy-2-cyano-2-butenoic Acid Methyl Ester; 2-Butenoic acid, 2-cyano-4,4-difluoro-3-hydroxy-, methyl ester; Methyl 4,4-difluoro-3-hydroxy-2-cyanobut-2-enoate; Difluorohydroxycyanobutenoic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our 2-Butenoic Acid, 2-Cyano-4,4-Difluoro-3-Hydroxy-, Methyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each 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 place at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible organic solvents. The container must be kept tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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