Acetothioamide
Ethanethioamide
Acetamide, thio-
CH3CSNH2 / C2H5NS
Molecular mass: 75.16
ICSC # 0579
CAS # 62-55-5
RTECS # AC8925000
EC # 616-026-00-6
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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.
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NO open flames.
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Powder, alcohol-resistant foam, water spray, carbon dioxide.
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Explosion
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Exposure
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PREVENT DISPERSION OF DUST!
AVOID ALL CONTACT!
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•Inhalation
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Local exhaust.
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Fresh air, rest.
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•Skin
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Protective gloves.
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Remove contaminated clothes.
Rinse skin with plenty of water or shower.
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•Eyes
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Safety spectacles.
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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.
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Rinse mouth.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.
Carefully collect remainder,
then remove to safe place.
Personal protection: complete protective clothing including self-contained breathing apparatus.
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Separated from
food and feedstuffs
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Do not transport with food and feedstuffs.
Note: E
T symbol
R: 45-22-36/38-52/53
S: 53-45-61
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Important Data
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Physical State; Appearance:
COLOURLESS
CRYSTALS
, WITH CHARACTERISTIC ODOUR.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on burning
producing
toxic fumes
(
nitrogen oxides
and
sulfur oxides
).
Occupational Exposure Limits:
TLV not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation of its aerosol
and
by ingestion.
Inhalation Risk:
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly on dust forming.
Effects of Short-Term Exposure:
Effects of Long-Term or Repeated Exposure:
The substance may have effects on the liver
, resulting in
tissue lesions
.
This substance is possibly carcinogenic to humans.
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Physical
Properties
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Melting point: 113-116°C
Solubility in water:
good
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Flash point: see Notes
Octanol/water partition coefficient as log Pow: -0.46/-0.36
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Environmental
Data
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N O T E S
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The substance is combustible but no flash point is available in literature.
Depending on the degree of exposure, periodic medical examination is suggested.
Card has been partly updated in October 2005. See section EU classification.
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ADDITIONAL INFORMATION
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ICSC: 0579
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THIOACETAMIDE
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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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