Description

Benzaldehyde, 5-Ethenyl-2-Fluoro- (9Ci) is a specialized fluorinated aromatic aldehyde building block of significant interest in advanced organic synthesis. Its molecular structure, featuring both a reactive aldehyde group and a vinyl substituent on a fluorinated benzene ring, makes it a versatile precursor for constructing complex molecules. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of fluorinated drug candidates, particularly in oncology and central nervous system (CNS) therapeutic areas.
• Agrochemical Synthesis: Serves as a building block for novel pesticides and herbicides, where the fluorine atom can enhance biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Used in the synthesis of fluorinated organic semiconductors and liquid crystal compounds for display technologies.
• Polymer & Resin Modifier: Incorporated as a monomer or cross-linking agent to introduce specific aromatic and reactive properties into specialty polymers.
• Chemical Research & Development: Employed in academic and industrial R&D labs for methodology development and the exploration of new chemical spaces in fluoroorganic chemistry.
• Flavor & Fragrance Precursor: Potential use in the synthesis of complex, fluorinated aromatic compounds for high-value fragrance applications.

Basic Information

Product Name	Benzaldehyde, 5-Ethenyl-2-Fluoro- (9Ci)
CAS No.	205939-54-4
Molecular Formula	C9H7FO
Molecular Weight	150.15 g/mol
Synonyms	2-Fluoro-5-vinylbenzaldehyde; 5-Vinyl-2-fluorobenzaldehyde; 5-Ethenyl-2-fluorobenzaldehyde; Benzaldehyde, 2-fluoro-5-ethenyl-; 2-Fluorobenzaldehyde, 5-vinyl-; (2-Fluoro-5-vinylphenyl)methanal
EINECS	Contact for details

Quality Control

Our Benzaldehyde, 5-Ethenyl-2-Fluoro- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with every shipment, documenting all critical quality attributes. Our commitment to reliable supply and batch-to-batch consistency supports your critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Allow the container to reach room temperature before opening to minimize moisture ingress.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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