Description

Phenol, 3,4-Difluoro-2-Methoxy- (9Ci) is a fluorinated methoxyphenol derivative, a high-value organic intermediate prized for its unique substitution pattern. This compound is critical for introducing specific fluorine and methoxy functionalities into complex molecular architectures, enabling precise tuning of physical and chemical properties. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Synthesis: Used in the development of next-generation herbicides and pesticides, where the fluorine atoms enhance biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a precursor for fluorinated aromatic cores in advanced electronic display materials and organic light-emitting diodes (OLEDs).
• Polymer Modification: Employed to create specialty monomers for high-performance polymers with improved thermal and chemical resistance.
• Chemical Research & Development: A versatile scaffold in medicinal and synthetic chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Dye & Pigment Intermediate: Used in the production of specialized fluorinated dyes and pigments for niche applications.

Basic Information

Product Name	Phenol, 3,4-Difluoro-2-Methoxy- (9Ci)
CAS No.	158626-90-5
Molecular Formula	C7H6F2O2
Molecular Weight	160.12 g/mol
Synonyms	2-Methoxy-3,4-difluorophenol; 3,4-Difluoro-2-methoxyphenol; 1-Hydroxy-2-methoxy-3,4-difluorobenzene; 2-Methoxy-3,4-difluoro-1-phenol; 3,4-Difluoro-2-methoxy-1-phenol; 3,4-Difluoro-2-methoxy-1-hydroxybenzene; 3,4-Difluoro-2-methoxy-1-benzeneol
EINECS	Contact for details

Quality Control

Our Phenol, 3,4-Difluoro-2-Methoxy- (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing specifications such as assay (by HPLC), impurity profile, and physical characteristics is provided with every shipment to guarantee it meets your research and production requirements.

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 heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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