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Benzyl chloride																				Related Pages
Synonyms & Trade Names
			Chloromethylbenzene, α-Chlorotoluene
CAS No.
			100-44-7
	RTECS No.
			XS8925000
	DOT ID & Guide
			1738 156

FormulaC6H5CH2Cl
	Conversion
			1 ppm = 5.18 mg/m3
	IDLH
			10 ppmSee: 100447

Exposure Limits
			NIOSH RELC 1 ppm (5 mg/m3) [15-minute]
					OSHA PEL TWA 1 ppm (5 mg/m3)
	Measurement Methods
			**NIOSH** 1003;**OSHA** 7
					
					See: NMAM or OSHA Methods
										
Physical Description
			Colorless to slightly yellow liquid with a pungent, aromatic odor.													
										
Molecular Weight126.6	
	Boiling Point354°F
	Freezing Point-38°F
	Solubility0.05%
	Vapor Pressure1 mmHg
	Ionization Potential?											
Specific Gravity1.10	
	Flash Point153°F
	Upper Explosive Limit?
	Lower Explosive Limit1.1%
Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
Incompatibilities & Reactivities
			Oxidizers, acids, copper, aluminum, magnesium, iron, zinc, tin
					[Note: Can polymerize when in contact with all common metals except nickel & lead. Hydrolyzes in H2O to benzyl alcohol.]
Exposure Routes
			inhalation, ingestion, skin and/or eye contact
Symptoms
			irritation eyes, skin, nose; lassitude (weakness, exhaustion); irritability; headache; skin eruption; pulmonary edema
Target Organs
			Eyes, skin, respiratory system, central nervous system
										
Personal Protection/Sanitation
			(See protection codes) **Skin:**Prevent skin contact
							**Eyes:**Prevent eye contact
							**Wash skin:**When contaminated
							**Remove:**When wet or contaminated
							**Change:**No recommendation
							**Provide:**Eyewash, Quick drench
	First Aid
			(See procedures)**Eye:**Irrigate immediately
							**Skin:**Soap wash immediately
							**Breathing:**Respiratory support
							**Swallow:**Medical attention immediately
Respirator Recommendations
			**NIOSH/OSHA****Up to 10 ppm**: (APF = 10) Any chemical cartridge respirator with organic vapor and acid gas cartridge(s)*(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor and acid gas canister(APF = 25) Any powered, air-purifying respirator with organic vapor and acid gas cartridge(s)*(APF = 10) Any supplied-air respirator*(APF = 50) Any self-contained breathing apparatus with a full facepiece**Emergency or planned entry into unknown concentrations or IDLH conditions:** (APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus**Escape:** (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor and acid gas canisterAny appropriate escape-type, self-contained breathing apparatus
				Important additional information about respirator selection
See also
			INTRODUCTION
					  ICSC CARD: 0016
					  MEDICAL TESTS: 0024

			
							

			Page last reviewed:  October 30, 2019						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
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Appendices
A – NIOSH Potential Occupational Carcinogens
B – Thirteen OSHA-Regulated Carcinogens
C – Supplementary Exposure Limits
D – Substances with No Established RELs
E – OSHA Respirator Requirements for Selected Chemicals
F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
Type C & CE – Definitions for Type C and Type CE Respirators
Personal Protection and Sanitation Codes
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