Solvents
REACH
Parachlorobenzotrifluoride
CAS Number
98-56-6
EC Number
202-681-1
Abbreviation
PCBTF
What is Parachlorobenzotrifluoride?
Parachlorobenzotrifluoride (CAS 98-56-6), commonly known as PCBTF, is a high-performance exempt solvent.
Where is Parachlorobenzotrifluoride used?
- Coatings: dissolves high-solids resins and pigment dispersions where VOC limits restrict conventional solvents
- Pharmaceuticals: reaction solvent and intermediate carrier in active ingredient synthesis
- Plastics and polymers: process solvent for engineering resins and carrier in specialty polymer coatings for textiles
- Agrochemical and dye formulations: pigment grinding and colorant concentrate production
- It is a VOC-exempt solvent under U.S. EPA regulations.
Good to know: VOC-exempt under U.S. EPA regulations, a compliant alternative to conventional aromatic solvents.
Commercial specifications
- Technical grade, high purity
- Anhydrous and low-moisture variants for pharmaceutical and sensitive synthesis
- Water content is a critical quality parameter
Other Names (Synonyms)
PCBTF|P-Chlorbenzotrifluorid|4-Chlorobenzotrifluoride|p-Chlorobenzotrifluoride|1-CHLORO-4-(TRIFLUOROMETHYL)BENZENE|Benzene, 1-chloro-4-(trifluoromethyl)-|(p-Chlorophenyl)trifluoromethane|4-Chloro-alpha,alpha,alpha-trifluorotoluene
What are the physical properties of Parachlorobenzotrifluoride?
Melting Point -33 °C
Boiling Point 139.3 °C
Density 1.3340 g/cm³ @ Temp: 25 °C
Flash Point 117 °F
Appearance Chlorobenzotrifluoride is a colorless, highly flammable liquid.
Color Clear colorless
Odor aromatic odor
Form Liquid
Water Solubility 29 ppm (23 ºC)
Vapor Pressure 10hPa at 25℃
Refractive Index n 20/D 1.446(lit.)
Log P 3.7 at 25℃
How is Parachlorobenzotrifluoride classified and handled safely? Learn More
Warning
GHS02· Flammable GHS07· Irritant GHS09· Environmental Hazard GHS08· Health Hazard
Hazard Statements
H226 Flammable liquid and vapor
H315 Causes skin irritation
H317 May cause an allergic skin reaction
H319 Causes serious eye irritation
Precautionary Statements
P203 Obtain, consult and follow expert instructions for use.
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
Which trade and regulatory codes apply to Parachlorobenzotrifluoride?
HS Code 29036990
UN Number 2234
ADR Class 3
Packing Group III
Storage Class 3 - Flammable liquids
WGK (Germany) 2