Description

4-Methylheptafluorotoluene is a high-purity fluorinated aromatic compound valued for its unique combination of chemical stability and volatility. This specialty chemical serves as a critical building block and solvent in advanced manufacturing processes where standard hydrocarbons are unsuitable. It is essential for R&D and production in the pharmaceutical, agrochemical, and electronics industries, particularly for applications requiring inert, non-polar media with excellent thermal and chemical resistance.

Application

• Pharmaceutical Intermediate: Used in the synthesis of fluorinated active pharmaceutical ingredients (APIs) and in process development.
• Agrochemical Synthesis: Acts as a key fluorinating agent or solvent in the production of advanced pesticides and herbicides.
• Electronics Manufacturing: Employed as a precision cleaning solvent or as a component in specialty fluids for electronics deposition and etching processes.
• Organic Synthesis & Catalysis: Serves as a superior, inert reaction medium for organofluorine chemistry and metal-catalyzed cross-coupling reactions.
• Analytical Chemistry: Utilized as a standard or solvent in NMR spectroscopy and chromatography due to its distinct spectral properties.
• Polymer & Material Science: Functions as a monomer or modifying agent for creating fluoropolymers with enhanced surface properties.

Basic Information

Product Name	4-Methylheptafluorotoluene
CAS No.	778-35-8
Molecular Formula	C8H3F7
Molecular Weight	232.10 g/mol
Synonyms	α,α,α,2,3,5,6-Heptafluoro-p-xylene; Perfluoro-p-xylene; 2,3,5,6-Tetrafluoro-4-(trifluoromethyl)toluene; 1-Methyl-2,3,5,6-tetrafluoro-4-(trifluoromethyl)benzene; Heptafluoro-4-methyltoluene; PFX; 4-(Trifluoromethyl)-2,3,5,6-tetrafluorotoluene
EINECS	212-300-6

Quality Control

Our 4-Methylheptafluorotoluene is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including GC, NMR, and Karl Fischer titration, to ensure it meets the high-purity standards required for sensitive applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids/organic solvents and strong bases. Due to its highly volatile nature, ensure containers are kept upright and sealed when not in use. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.05%
Non-Volatile Residue	≤ 0.01%
Density (at 20°C)	1.60 - 1.65 g/mL
Boiling Point	~ 115-117 °C

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