Adiponitrile |
Synonyms & Trade Names 1,4-Dicyanobutane; Hexanedinitrile; Tetramethylene cyanide |
CAS No. 111-69-3 |
RTECS No. AV2625000 |
DOT ID & Guide 2205 153 |
FormulaNC(CH2)4CN |
Conversion 1 ppm = 4.43 mg/m3 |
IDLH N.D.
See: IDLH INDEX |
Exposure Limits NIOSH REL: TWA 4 ppm (18 mg/m3)
OSHA PEL: none |
Measurement Methods
NIOSH Nitriles Crit. Doc.
See: NMAM or OSHA Methods |
Physical Description Water-white, practically odorless, oily liquid. [Note: A solid below 34°F. Forms cyanide in the body.] |
MW: 108.2 |
BP: 563°F |
FRZ: 34°F |
Sol: 4.5% |
VP: 0.002 mmHg |
IP: ? |
Sp.Gr: 0.97 |
Fl.P(oc): 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. |
Incompatibilities & Reactivities Oxidizers (e.g., perchlorates, nitrates), strong acids (e.g., sulfuric acid) [Note: Decomposes above 194°F, forming hydrogen cyanide.] |
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 |
Target Organs Eyes, skin, respiratory system, central nervous system, cardiovascular system |
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Personal Protection/Sanitation (See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately |
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
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 0211
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