Description

Benzene, 5-Ethenyl-1,2,3-Trifluoro- (9Ci) is a specialized fluorinated aromatic compound with the CAS number 159294-99-2. This high-value intermediate is critical for the synthesis of advanced materials and active pharmaceutical ingredients (APIs) due to its unique trifluoromethyl and vinyl substituents. It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and advanced polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, particularly those requiring fluorinated aromatic cores for enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the fluorine atoms contribute to improved efficacy and environmental persistence.
• Advanced Material Precursor: Serves as a monomer or functionalizing agent in the development of specialty polymers, liquid crystals, and organic electronic materials.
• Chemical Research & Development: An essential reagent for organofluorine chemistry studies, enabling the exploration of new reaction pathways and fluorination techniques.
• Ligand and Catalyst Design: Utilized to create sophisticated ligands for catalysis, leveraging the electronic properties imparted by the fluorine atoms.

Basic Information

Item	Details
Product Name	Benzene, 5-Ethenyl-1,2,3-Trifluoro- (9Ci)
CAS No.	159294-99-2
Molecular Formula	C8H5F3
Molecular Weight	158.12 g/mol
Synonyms	1,2,3-Trifluoro-5-vinylbenzene; 3,4,5-Trifluorostyrene; 5-Vinyl-1,2,3-trifluorobenzene; (3,4,5-Trifluorophenyl)ethene; 3,4,5-Trifluoro styrene; Trifluorostyrene derivative; 5-Ethenyl-1,2,3-trifluorobenzene
EINECS	Contact for details

Quality Control

Every batch of Benzene, 5-Ethenyl-1,2,3-Trifluoro- (9Ci) is produced and tested under a rigorous quality management system. We provide comprehensive analytical data to ensure consistency and purity for your critical R&D and scale-up processes. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is supplied with each shipment, supporting compliance with global research and manufacturing standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat and ignition sources. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended storage temperature is 2-8°C for long-term stability. Keep away from strong bases and fluorides.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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