# NIOSH Pocket Guide to Chemical Hazards
Allyl chloride | CAS 107-05-1
CH2=CHCH2Cl | RTECS UC7350000
Synonyms & Trade Names 3-Chloropropene, 1-Chloro-2-propene, 3-Chloropropylene | DOT ID & Guide 1100 131
Exposure Limits | NIOSH REL: TWA 1 ppm (3 mg/m3) ST 2 ppm (6 mg/m3)
OSHA PEL†: TWA 1 ppm (3 mg/m3)
IDLH 250 ppm | Conversion 1 ppm = 3.13 mg/m3
Physical Description Colorless, brown, yellow, or purple liquid with a pungent, unpleasant odor.
MW: 76.5 | BP: 113°F | MLT: -210°F | Sol: 0.4%
VP: 295 mmHg | IP: 10.05 eV |  | Sp.Gr: 0.94
Fl.P: -25°F | UEL: 11.1% | LEL: 2.9% |
Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F.
Incompatibilities & Reactivities Strong oxidizers, acids, amines, iron & aluminum chlorides, magnesium, zinc
Measurement Methods NIOSH 1000; OSHA 7
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet (flammable) Change: No recommendation Provide: 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 25 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode* Up to 50 ppm: (APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator with a full facepiece Up to 250 ppm: (APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode 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 canister/Any appropriate escape-type, self-contained breathing apparatus
Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin, nose, mucous membrane; pulmonary edema; in animals: liver, kidney injury
Target Organs Eyes, skin, respiratory system, liver, kidneys
See also: INTRODUCTION