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| Adiponitrile | CAS 111-69-3 | ||
| NC(CH2)4CN | RTECS AV2625000 | ||
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Synonyms & Trade Names 1,4-Dicyanobutane; Hexanedinitrile; Tetramethylene cyanide |
DOT ID & Guide 2205 153 |
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Exposure Limits |
NIOSH REL: TWA 4 ppm (18 mg/m3) | ||
| OSHA PEL: none | |||
| IDLH N.D. | Conversion 1 ppm = 4.43 mg/m3 | ||
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Physical Description Water-white, practically odorless, oily liquid. [Note: A solid below 34°F. Forms cyanide in the body.] |
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MW: 108.2 |
BP: 563°F |
FRZ: 34°F |
Sol: 4.5% |
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VP: 0.002 mmHg |
IP: ? |
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Sp.Gr: 0.97 |
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Fl.P(o.c.): 199°F |
UEL: 5.0% |
LEL: 1.7% |
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| Class IIIA Combustible Liquid: Fl.P. at or above 140�F and below 200�F. | |||
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Incompatibilities & Reactivities Oxidizers (e.g., perchlorates, nitrates), strong acids (e.g., sulfuric acid) [Note: Decomposes above 194°F, forming hydrogen cyanide.] |
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Measurement Methods NIOSH Nitriles Crit. Doc. |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: Daily |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH Up to 40 ppm: (APF = 10) Any supplied-air respirator Up to 100 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode Up to 200 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 |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, skin, respiratory system; headache, dizziness, lassitude (weakness, exhaustion), confusion, convulsions; blurred vision; dyspnea (breathing difficulty); abdominal pain, nausea, vomiting | |
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Target Organs
Eyes, skin, respiratory system, central nervous system, cardiovascular system |
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| See also: INTRODUCTION |