Description

Phenol, 2,3-Difluoro-4-(1-Methylethenyl)- is a fluorinated phenolic derivative characterized by its unique difluoro and isopropenyl substituents. This compound matters as a versatile and valuable advanced pharmaceutical intermediate and organic synthesis building block, enabling the construction of complex molecules with enhanced properties. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for candidates requiring fluorinated aromatic cores.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides where the difluorophenol moiety can improve biological activity and environmental stability.
• Liquid Crystal & OLED Material Precursor: Serves as a building block for fluorinated compounds used in electronic displays and organic light-emitting diodes (OLEDs).
• Polymer Modification: Acts as a monomer or functionalizing agent for engineering plastics and high-performance polymers to impart specific chemical resistance or thermal properties.
• Organic Synthesis Reagent: Employed in cross-coupling reactions, electrophilic substitutions, and as a protected phenol derivative in multi-step synthetic routes.
• Research & Development: Utilized in academic and industrial laboratories for medicinal chemistry, material science, and methodological studies.

Basic Information

Product Name	Phenol, 2,3-Difluoro-4-(1-Methylethenyl)-
CAS No.	445004-25-1
Molecular Formula	C9H8F2O
Molecular Weight	170.16 g/mol
Synonyms	2,3-Difluoro-4-isopropenylphenol; 4-Isopropenyl-2,3-difluorophenol; 2,3-Difluoro-4-(prop-1-en-2-yl)phenol; 2,3-Difluoro-4-(1-methylethenyl)phenol; 2,3-Difluoro-4-vinylphenol (tautomer); 2,3-Difluoro-4-(prop-1-en-2-yl)phenol; 2,3-Difluoro-4-(2-propen-2-yl)phenol; 4-(1-Methylethenyl)-2,3-difluorophenol
EINECS	Contact for details

Quality Control

Our Phenol, 2,3-Difluoro-4-(1-Methylethenyl)- is produced under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications and test results are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its phenolic and light-sensitive nature, prolonged exposure to light or elevated temperatures should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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