1,4-Dicyanobutane
Adipic acid dinitrile
Tetramethylene cyanide
C6H8N2 / CN(CH2)4CN
Molecular mass: 108.2
ICSC # 0211
CAS # 111-69-3
RTECS # AV2625000
UN # 2205
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Types of Hazard/ Exposure
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Acute Hazards/ Symptoms
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Prevention
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First Aid/
Fire Fighting
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FIRE
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Combustible.
Gives off irritating or toxic fumes (or gases) in a fire.
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NO open flames.
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Water spray, foam, powder, carbon dioxide.
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Explosion
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In case of fire: keep drums, etc., cool by spraying with water.
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Exposure
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STRICT HYGIENE!
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IN ALL CASES CONSULT A DOCTOR!
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•Inhalation
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Confusion.
Convulsions.
Dizziness.
Headache.
Laboured breathing.
Nausea.
Vomiting.
See Notes.
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
Artificial respiration may be needed.
Refer for medical attention.
See Notes.
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•Skin
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MAY BE ABSORBED!
Redness.
Pain.
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Protective gloves.
Protective clothing.
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Remove contaminated clothes.
Rinse and then wash skin with water and soap.
Refer for medical attention.
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•Eyes
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Redness.
Blurred vision.
Severe deep burns.
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Face shield.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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•Ingestion
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Abdominal pain.
(Further see Inhalation).
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Do not eat, drink, or smoke during work.
Wash hands before eating.
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Rinse mouth.
Induce vomiting (ONLY IN CONSCIOUS PERSONS!).
Give plenty of water to drink.
Refer for medical attention.
See Notes.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Collect leaking liquid in sealable containers.
Absorb remaining liquid in sand or inert absorbent and remove to safe place.
Do NOT wash away into sewer.
Personal protection: complete protective clothing including self-contained breathing apparatus.
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Separated from
strong oxidants,
strong acids,
food and feedstuffs
.
Ventilation along the floor.
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Do not transport with food and feedstuffs.
UN Hazard Class: 6.1
UN Packing Group: III
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Important Data
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Physical State; Appearance:
ODOURLESS
OILY
COLOURLESS LIQUID.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating
or
on burning
producing highly toxic hydrogen cyanide (see ICSC 0492).
Reacts
violently with
strong oxidants
.
Occupational Exposure Limits:
TLV: 2 ppm as TWA; (skin); (ACGIH 2004).
OSHA PEL: none
NIOSH REL: TWA 4 ppm (18 mg/m3)
NIOSH IDLH: N.D. See: IDLH INDEX
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation and through the skin
and
by ingestion.
Inhalation Risk:
A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C.
Effects of Short-Term Exposure:
The substance
irritates
the eyes
and
the skin.
Exposure could cause convulsions.
Exposure may result in unconsciousness.
Exposure may result in death.
Medical observation is indicated.
Effects of Long-Term or Repeated Exposure:
The substance may have effects on the blood and adrenals
, resulting in
anaemia
and
tissue lesions
.
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Physical
Properties
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Boiling point: 295°C
Melting point: 1°C
Relative density (water = 1): 0.97
Solubility in water:
moderate
Vapour pressure, Pa at 20°C: 0.3
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Relative vapour density (air = 1): 3.7
Flash point: 159°C c.c. (see Notes)
Auto-ignition temperature: 550°C
Explosive limits, vol% in air: 1.7-4.9
Octanol/water partition coefficient as log Pow: -0.32
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Environmental
Data
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N O T E S
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Upon poisoning by adiponitrile, specific first aid and treatment are essential. Consult a doctor.
The flash point of adiponitrile, technical grade is 93°C (o.c.).
Do NOT take working clothes home.
See also ICSC0492 Hydrogen cyanide.
Card has been partly updated in October 2005. See section Emergency Response.
Transport Emergency Card: TEC (R)-61S2205 or 61GT1-III
NFPA Code: H4; F2; R1
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ADDITIONAL INFORMATION
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ICSC: 0211
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ADIPONITRILE
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(C) IPCS, CEC, 1994
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IMPORTANT LEGAL NOTICE:
Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH,
the CEC or the IPCS is responsible for the use which might be made of this
information. This card contains the collective views of the IPCS Peer Review Committee and may
not reflect in all cases all the detailed requirements included in national legislation
on the subject. The user should verify compliance of the cards with the relevant legislation
in the country of use.
The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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