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| Acrylonitrile | CAS 107-13-1 | ||
| CH2=CHCN | RTECS AT5250000 | ||
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Synonyms & Trade Names Acrylonitrile monomer, AN, Cyanoethylene, Propenenitrile, 2-Propenenitrile, VCN, Vinyl cyanide |
DOT ID & Guide 1093 131P (inhibited) |
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Exposure Limits |
NIOSH REL: Ca TWA 1 ppm C 10 ppm [15-minute] [skin] See Appendix A | ||
| OSHA PEL: [1910.1045] TWA 2 ppm C 10 ppm [15-minute] [skin] | |||
| IDLH Ca [85 ppm] | Conversion 1 ppm = 2.17 mg/m3 | ||
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Physical Description Colorless to pale-yellow liquid with an unpleasant odor. [Note: Odor can only be detected above the PEL.] |
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MW: 53.1 |
BP: 171°F |
FRZ: -116°F |
Sol: 7% |
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VP: 83 mmHg |
IP: 10.91 eV |
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Sp.Gr: 0.81 |
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Fl.P: 30°F |
UEL: 17% |
LEL: 3.0% |
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| Class IB Flammable Liquid: Fl.P. below 73�F and BP at or above 100�F. | |||
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Incompatibilities & Reactivities Strong oxidizers, acids & alkalis; bromine; amines [Note: Unless inhibited (usually with methylhydroquinone), may polymerize spontaneously or when heated or in presence of strong alkali. Attacks copper.] |
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Measurement Methods NIOSH 1604; OSHA 37 |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet (flammable) Change: No recommendation Provide: Eyewash, Quick drench |
First Aid (See procedures) Eye: Irrigate immediately Skin: Water wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration: (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 |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, skin; asphyxia; headache; sneezing; nausea, vomiting; lassitude (weakness, exhaustion), dizziness; skin vesiculation; scaling dermatitis; [potential occupational carcinogen] | |
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Target Organs
Eyes, skin, cardiovascular system, liver, kidneys, central nervous system Cancer Site [brain tumors, lung & bowel cancer] |
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| See also: INTRODUCTION |