2,3,4-Trichlorobutene-1
C4H5Cl3
Molecular mass: 159.4
ICSC # 0587
CAS # 2431-50-7
RTECS # EM9046000
UN # 2322
EC # 602-076-00-6
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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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Powder, water spray, foam, carbon dioxide.
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Explosion
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Above 63°C explosive vapour/air mixtures may be formed.
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Above 63°C use a closed system, ventilation, and explosion-proof electrical equipment.
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Exposure
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AVOID ALL CONTACT!
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•Inhalation
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Cough.
Sore throat.
Dullness.
Nausea.
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Closed system.
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Fresh air, rest.
Refer for medical attention.
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•Skin
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Redness.
Pain.
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Protective gloves.
Protective clothing.
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Rinse skin with plenty of water or shower.
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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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Do not eat, drink, or smoke during work.
Wash hands before eating.
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Give plenty 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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Do NOT let this chemical enter the environment.
Remove all ignition sources.
Cover the spilled material with plastic sheet.
Absorb remaining liquid in sand or inert absorbent and remove to safe place.
Personal protection:
filter respirator for organic gases and vapours.
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Provision to contain effluent from fire extinguishing.
Separated from
incompatible materials
.
See Chemical Dangers.
Well closed.
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Marine pollutant.
T symbol
N symbol
R: 22-23-36/37/38-40-50/53
S: 1/2-36/37-45-60-61
UN Hazard Class: 6.1
UN Packing Group: II
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Important Data
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Physical State; Appearance:
COLOURLESS LIQUID
.
Physical Dangers:
Chemical Dangers:
Reacts
with
reducing agents
and
strong oxidants
.
The substance decomposes
on heating
and
on burning
producing
toxic and corrosive fumes
.
Occupational Exposure Limits:
TLV not established.
MAK: H;
Carcinogen category: 2;
(DFG 2003).
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation of its vapour
and
by ingestion
.
Inhalation Risk:
A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20°C.
Effects of Short-Term Exposure:
The vapour
is irritating to
the eyes
,
the skin
and
the respiratory tract
.
Effects of Long-Term or Repeated Exposure:
The substance may have effects on the
respiratory tract
, resulting in
tissue lesions
.
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Physical
Properties
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Boiling point: 155-162°C
Melting point: -52°C
Density: 1.34
g/cm3
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Solubility in water, g/100 ml at 20°C: 0.06
Vapour pressure, Pa at 20°C: 230
Flash point: 63°C c.c.
Octanol/water partition coefficient as log Pow: 2.4 (calculated)
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Environmental
Data
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The substance is harmful to aquatic organisms.
The substance may cause long-term effects in the aquatic environment.
It is strongly advised that this substance does not enter the environment.
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N O T E S
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Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.
Transport Emergency Card: TEC (R)-61GT1-II
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ADDITIONAL INFORMATION
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ICSC: 0587
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2,3,4-TRICHLORO-1-BUTENE
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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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