Description

2'-Trifluoromethylphenyl Acetylene is a high-value aromatic acetylene derivative featuring a strategically positioned trifluoromethyl group, which imparts unique electronic and steric properties. This compound serves as a versatile and critical building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science sectors for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammatory diseases, leveraging the metabolic stability of the CF3 group.
• Agrochemical Active Ingredient Development: Used in constructing novel herbicides, fungicides, and insecticides where the trifluoromethylphenyl moiety enhances bioavailability and environmental persistence.
• Material Science & OLED Research: Acts as a precursor for electron-transport materials, ligands for catalysts, and monomers for specialty polymers used in organic light-emitting diodes (OLEDs) and electronic devices.
• Cross-Coupling Reactions: An excellent substrate for Sonogashira, Heck, and other palladium-catalyzed cross-coupling reactions to form extended conjugated systems for advanced materials.
• Ligand Synthesis for Catalysis: Employed in the preparation of specialized phosphine or N-heterocyclic carbene (NHC) ligands for asymmetric catalysis and transition metal complexes.
• Fluorine Chemistry Research: Serves as a model compound for studying the influence of aromatic fluorine substitution on reaction kinetics and molecular conformation.

Basic Information

Item	Detail
Product Name	2'-Trifluoromethylphenyl Acetylene
CAS No.	704-41-6
Molecular Formula	C9H5F3
Molecular Weight	170.13 g/mol
Synonyms	1-Ethynyl-2-(trifluoromethyl)benzene; 2-(Trifluoromethyl)phenylacetylene; 2-Ethynylbenzotrifluoride; α,α,α-Trifluoro-o-ethylnyltoluene; o-(Trifluoromethyl)phenylacetylene; 2-Trifluoromethylphenylacetylene; 2-CF3-Phenylacetylene
EINECS	Contact for details

Quality Control

Our 2'-Trifluoromethylphenyl Acetylene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and scale-up applications. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with each shipment and are available upon request.

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. For long-term storage, consider under an inert atmosphere such as nitrogen or argon to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/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.