O-CHLOROTOLUENE
Chemical Identification | |
---|---|
CAS # | 95-49-8 |
Formula |
C₇H₇Cl |
Synonyms |
1-chloro-2-methylbenzene; 2-chloro-1-methylbenzene; 2-chlorotoluene; o-tolyl chloride |
Physical Properties | |||
---|---|---|---|
Physical description | Colorless liquid with an aromatic odor. | ||
Boiling point | 318.2°F | Molecular weight | 126.58 |
Freezing point/melting point | -31.2°F | Vapor pressure | 4 mmHg at 77°F |
Flash point | 126°F | Vapor density | |
Specific gravity | 1.08 | Ionization potential | 8.83 eV |
Lower explosive limit (LEL) | Upper explosive limit (UEL) | 1.36% (calculated) | |
NFPA health rating | 2 | NFPA fire rating | 2 |
NFPA reactivity rating | 0 | NFPA special instruction | |
Vapor hazard ratio (VHR) | |||
Historical exceedance percentage | |||
Target organs |
Monitoring Methods Used by OSHA | ||||||
---|---|---|---|---|---|---|
Analyte code (IMIS no.) | ||||||
Sampling group | ||||||
Sampler/Sampling media | ||||||
Sampling time* | ||||||
Sampling volume (TWA)* | ||||||
Sampling flow rate (TWA)* | ||||||
Sampling volume (STEL/Peak/C)* | ||||||
Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | ||||||
Method reference | ||||||
Notes | ||||||
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 | |
---|---|
Sampler/Sampling media |
Bulk Method |
---|
On-Site Screening Techniques | ||||||
---|---|---|---|---|---|---|
Device | ||||||
Model/Type | ||||||
Sampling information (see manufacturer instructions) |
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 |
|||||
PEL-TWA | REL-TWA |
50 ppm (250 mg/m³) |
TLV-TWA |
50 ppm [1971] |
PEL-TWA |
50 ppm (250 mg/m³) |
|
PEL-STEL | REL-STEL |
75 ppm (375 mg/m³) |
TLV-STEL | PEL-STEL | |||
PEL-C | REL-C | TLV-C | PEL-C | ||||
Skin notation |
NA |
Skin notation |
N |
Skin notation |
N |
Skin notation |
Y |
Notes:
Not established |
Notes: | Notes: | Notes: | ||||
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 |
---|
NOAA: CAMEO Chemicals - O-Chlorotoluene NIOSH: Pocket Guide to Chemical Hazards - o-Chlorotoluene Literature References
|
Last Updated Date : 01/31/2018