1-CHLORO-4-TRIFLUOROMETHYLBENZENE

Chemical Identification
Chemical Identification
CAS # 98-56-6, 92709-16-5
Formula

C₇H₄ClF₃

Synonyms

benzene 1-chloro-4-(trifluoromethyl); p-chlorobenzotrifluoride; (p-chlorophenyl)trifluoromethane; p-(trifluoromethyl)chlorobenzene; p-trifluoromethylphenyl chloride; p-chloro-⍺, ⍺, ⍺-trifluorotoluene

Physical Properties
Physical Properties
Physical description Clear colorless liquid with an aromatic odor.
Boiling point 277-280°F Molecular weight 180.56
Freezing point/melting point -33°F Vapor pressure 1 mmHg at 32°F, 5 mmHg at 76.5°F
Flash point 117°F Vapor density 6.24
Specific gravity 1.34 Ionization potential
Lower explosive limit (LEL) Upper explosive limit (UEL)
NFPA health rating NFPA fire rating
NFPA reactivity rating NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) R249
Sampling group
Sampler/Sampling media CSC tube (100/50 mg) [SKC 226-01]
Sampling time*

480 min

Sampling volume (TWA)*

0.1-10 L

Sampling flow rate (TWA)*

0.01-0.2 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-FID
Method reference NIOSH 1026 (partially validated)
Notes

Samples must be refrigerated for shipment to the laboratory. Sample stability is 7 days at 25°C and 30 days at 5°C

Special requirements

* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.

Wipe Method
Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
On-Site Screening Techniques
Device
Model/Type
Sampling information
(see manufacturer instructions)
Exposure Limits
Exposure Limits
OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
NIOSH REL
Up to 10-hour TWA
(ST) STEL
(C) Ceiling
ACGIH TLV©
8-hour TWA
(ST) STEL
(C) Ceiling
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA REL-TWA TLV-TWA PEL-TWA
PEL-STEL REL-STEL TLV-STEL PEL-STEL
PEL-C REL-C TLV-C PEL-C
Skin notation

NA

Skin notation

NA

Skin notation

NA

Skin notation

NA

Notes:

Not established

Notes:

Not established

Notes:

Not established

Notes:

Not established

Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: Not listed Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - P-Chlorobenzotrifluoride

NIOSH: Pocket Guide to Chemical Hazards - Not listed

Literature References

Last Updated Date : 12/15/2020