BENZYL CHLORIDE†

Chemical Identification
Chemical Identification
CAS # 100-44-7
Formula

C₇H₇Cl

Synonyms

chloromethylbenzene; α-chlorotoluene; benzylchloride anhydrous; benzylchloride, stabilized

Physical Properties
Physical Properties
Physical description Colorless to slightly yellow liquid with a pungent, aromatic odor.
Boiling point 354°F Molecular weight 126.6
Freezing point/melting point -38°F Vapor pressure 1 mmHg
Flash point 153°F Vapor density 4.4
Specific gravity 1.1 Ionization potential
Lower explosive limit (LEL) 1.1% Upper explosive limit (UEL)
NFPA health rating 3 NFPA fire rating 2
NFPA reactivity rating 1 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.) 0340
Sampling group
Sampler/Sampling media CSC tube (100/50 mg) [SKC 226-01]
Sampling time*

10 L

Sampling volume (TWA)*

0.2 L/min

Sampling flow rate (TWA)*
Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-FID
Method reference NIOSH 1003 (partially validated)
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
Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
On-Site Screening Techniques
Device Detector tube Infrared spectrophotometer
Model/Type Gastec 132L Miran 1A & 1B
Sampling information
(see manufacturer instructions)
0.5-25 ppm range 2.5 ppm@9.4 µm
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

1 ppm (5 mg/m³)

REL-TWA TLV-TWA

1 ppm [1990]

PEL-TWA

0.03 ppm (0.16 mg/m³)

PEL-STEL REL-STEL TLV-STEL PEL-STEL
PEL-C REL-C

1 ppm [15 minute]

TLV-C PEL-C
Skin notation

N

Skin notation

N

Skin notation

N

Skin notation

N

Notes:

See 29 CFR 1910.1000 Table Z-1.

Notes: Notes: Notes:
Health factors:  See NIH-NLM PubChem. IDLH

10 ppm

Carcinogenic classifications: IARC-2A, TLV-A3, EPA-B2 Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:

1 ppm/10 ppm/50 ppm

Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Benzyl chloride

NIOSH: Pocket Guide to Chemical Hazards - Benzyl chloride

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Benzyl chloride. See annual publication for most recent information.

Last Updated Date : 12/17/2020