2-Ethenylpyridine
alpha-Vinylpyridine
C7H7N / H2C=CHC5H4N
Molecular mass: 105.14
ICSC # 1232
CAS # 100-69-6
RTECS # UU1040000
UN # 3073
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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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Flammable.
Gives off irritating or toxic fumes (or gases) in a fire.
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NO open flames, NO sparks, and NO smoking.
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Powder
,
foam
,
carbon dioxide
.
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Explosion
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Above 32°C explosive vapour/air mixtures may be formed.
Risk of fire and explosion (see Chemical Dangers).
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Above 32°C use a closed system, ventilation, and explosion-proof electrical equipment.
Do NOT expose to friction or shock.
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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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PREVENT GENERATION OF MISTS!
AVOID ALL CONTACT!
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Inhalation
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Cough.
Headache.
Nausea.
Sore throat.
Nervousness. Anorexia.
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
Refer for medical attention.
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Skin
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MAY BE ABSORBED!
Redness.
Serious skin burns.
Pain
(further see Inhalation).
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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.
Pain.
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Face shield,
or eye protection in combination with breathing protection.
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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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(Further see Inhalation).
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Give one or two glasses of water to drink.
Refer for medical attention.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Collect leaking and spilled liquid in sealable containers as far as possible.
Absorb remaining liquid in sand or inert absorbent and remove to safe place.
(Extra personal protection: chemical protection suit).
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Fireproof.
Separated from
strong oxidants,
strong acids,
food and feedstuffs
.
Keep in the dark.
Well closed.
Store only if stabilized.
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Do not transport with food and feedstuffs.
UN Hazard Class: 6.1
UN Subsidiary Risks: 3 and 8
UN Packing Group: II
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Important Data
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Physical State; Appearance:
COLOURLESS LIQUID
, WITH PUNGENT ODOUR.
Physical Dangers:
Chemical Dangers:
The substance violently polymerize,
with fire or explosion hazard.
May explosively decompose on shock, friction, or concussion.
The substance decomposes
on heating or
on burning
producing
toxic fumes
of cyanide and
nitrogen oxides
.
Reacts violently with strong oxidants.
Strong acids are incompatible.
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation of its vapour,
through the skin and
by ingestion.
Inhalation Risk:
No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20°C.
Effects of Short-Term Exposure:
The substance may cause effects on the skin
, resulting in delayed burns and
is severely irritating to
the eyes and
the respiratory tract.
Effects of Long-Term or Repeated Exposure:
Repeated or prolonged contact may cause skin sensitization.
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Physical Properties
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Boiling point: 159-160°C
Relative density (water = 1): 1.00
Solubility in water:
moderate
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Vapour pressure, kPa at 44.5°C: 1.33
Flash point: 42°C
Octanol/water partition coefficient as log Pow: 1.39
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Environmental Data
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N O T E S
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An added stabilizer or inhibitor can influence the toxicological properties of this substance, consult an expert.
Transport Emergency Card: TEC (R)-61G61b
Card has been partially updated in February 2009: see Ingestion First Aid.
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ADDITIONAL INFORMATION
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ICSC: 1232
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2-VINYLPYRIDINE
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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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