Cyanogen |
Synonyms & Trade Names Carbon nitride, Dicyan, Dicyanogen, Ethanedinitrile, Oxalonitrile |
CAS No. 460-19-5 |
RTECS No. GT1925000 |
DOT ID & Guide 1026 119 |
FormulaNCCN |
Conversion 1 ppm = 2.13 mg/m3 |
IDLH N.D.
See: IDLH INDEX |
Exposure Limits NIOSH REL: TWA 10 ppm (20 mg/m3)
OSHA PEL†: none |
Measurement Methods
OSHA PV2104
See: NMAM or OSHA Methods |
Physical Description Colorless gas with a pungent, almond-like odor. [Note: Shipped as a liquefied compressed gas. Forms cyanide in the body.] |
MW: 52.0 |
BP: -6°F |
FRZ: -18°F |
Sol: 1% |
VP(70°F): 5.1 atm |
IP: 13.57 eV |
Sp.Gr: 0.95 (Liquid at -6°F) |
Fl.P: NA (Gas) |
UEL: 32% |
LEL: 6.6% |
RGasD: 1.82 |
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| Flammable Gas |
Incompatibilities & Reactivities Acids, water, strong oxidizers (e.g., dichlorine oxide, fluorine) [Note: Slowly hydrolyzed in water to form hydrogen cyanide, oxalic acid, or ammonia.] |
Exposure Routes inhalation, skin and/or eye contact |
Symptoms irritation eyes, nose, upper respiratory system; lacrimation (discharge of tears); cherry red lips, tachypnea, hypernea, bradycardia; headache, convulsions; dizziness, loss of appetite, weight loss; liquid: frostbite |
Target Organs Eyes, respiratory system, central nervous system, cardiovascular system |
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Personal Protection/Sanitation (See protection codes)
Skin: Frostbite
Eyes: Prevent eye contact/Frostbite
Wash skin: No recommendation
Remove: When wet (flammable)
Change: No recommendation
Provide: Frostbite wash |
First Aid (See procedures)
Eye: Frostbite
Skin: Frostbite
Breathing: Respiratory support
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Respirator Recommendations Not available.
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 1390
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