Adiponitrile
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CAS
111-69-3
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NC(CH2)4CN
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RTECS
AV2625000
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Synonyms & Trade Names
1,4-Dicyanobutane; Hexanedinitrile; Tetramethylene cyanide
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DOT ID & Guide
2205 / 153
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Exposure
Limits
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NIOSH REL: TWA 4 ppm (18 mg/m3)
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OSHA PEL: none
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IDLH
N.D.
See: IDLH INDEX
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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
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BP: 563°F
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FRZ: 34°F
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Sol: 4.5%
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VP: 0.002 mmHg
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IP: ?
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Sp.Gr: 0.97
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Fl.P(oc): 199°F
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UEL: 5.0%
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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.
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
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
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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
Important additional information about respirator selection
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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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
See ICSC CARD: 0211 |
