Description

Benzaldehyde, 2,3-Difluoro-6-Hydroxy- (9Ci) is a fluorinated benzaldehyde derivative, a high-value synthetic intermediate prized for its unique substitution pattern. This compound matters for its role in constructing complex molecules, where the fluorine atoms and phenolic hydroxyl group enable precise tuning of electronic properties and reactivity. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key building block for synthesizing fluorinated drug candidates, particularly in kinase inhibitor and CNS-active molecule research.
• Agrochemical Synthesis: Used in the development of next-generation herbicides and pesticides, where fluorine incorporation enhances metabolic stability and bioavailability.
• Liquid Crystal & OLED Materials: Serves as a precursor for fluorinated aromatic cores in electronic display materials, improving charge transport and thermal stability.
• Advanced Polymer Chemistry: Incorporated as a monomer or cross-linking agent to create specialty polymers with enhanced chemical resistance and specific optical properties.
• Organic Synthesis & Catalysis: Employed as a versatile substrate in cross-coupling reactions and as a ligand precursor in organometallic catalysis.
• Fluorinated Dye & Pigment Development: Acts as a starting material for creating dyes with superior lightfastness and unique color characteristics.

Basic Information

Product Name	Benzaldehyde, 2,3-Difluoro-6-Hydroxy- (9Ci)
CAS No.	187543-89-1
Molecular Formula	C7H4F2O2
Molecular Weight	158.10 g/mol
Synonyms	2,3-Difluoro-6-hydroxybenzaldehyde; 6-Hydroxy-2,3-difluorobenzaldehyde; 2,3-Difluoro-6-formylphenol; 2,3-Difluoro-6-hydroxybenzenecarboxaldehyde; 2,3-Difluorosalicylaldehyde; 2,3-Difluoro-6-hydroxy-benzaldehyde; 2,3-Difluoro-6-oxidanyl-benzaldehyde; 187543-89-1 (CAS)
EINECS	Contact for details

Quality Control

Our Benzaldehyde, 2,3-Difluoro-6-Hydroxy- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment. We support development and commercial projects with material meeting high-purity research and cGMP standards as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). Keep away from strong acids/bases and oxidizing agents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥97.0% (Area %)
Purity (HPLC)	≥98.0%
Water Content (KF)	≤0.5% w/w
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.