Methylformamide
Monomethylformamide
Formylmethylamine
C2H5NO
Molecular mass: 59.08
ICSC # 1087
CAS # 123-39-7
RTECS # LQ3000000
EC # 616-056-00-X
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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,
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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•Inhalation
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Cough.
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Ventilation.
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Fresh air, rest.
Refer for medical attention.
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•Skin
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Protective gloves.
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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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Safety goggles.
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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.
Rest.
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 liquid in covered containers.
Personal protection:
chemical protection suit including self-contained breathing apparatus.
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Separated from
oxidants
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Note: E
T symbol
R: 61-21
S: 53-45
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Important Data
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Physical State; Appearance:
COLOURLESS
VISCOUS
LIQUID
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating or
on burning
producing
nitrogen oxides
.
Reacts
with
strong oxidants
.
Attacks some forms of
plastic,
rubber.
Occupational Exposure Limits:
TLV not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation,
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
is irritating to
the eyes
.
The substance may cause effects on the
liver
, resulting in
liver impairment
.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Boiling point: 182.5°C
Melting point: -3°C
Density: 1.003
g/cm3
at 20°C
Solubility in water:
good
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Relative vapour density (air = 1): 2.04
Flash point: 98°C c.c.
Octanol/water partition coefficient as log Pow: -0.0624
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Environmental
Data
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N O T E S
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Card has been partly updated in October 2004. See sections Occupational Exposure Limits, EU classification, Emergency Response.
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ADDITIONAL INFORMATION
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ICSC: 1087
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N-METHYLFORMAMIDE
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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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