International Chemical Safety Cards

N-METHYLFORMAMIDE ICSC: 1087
World Health Organization (WHO) International Labour Organization (ILO) United Nations Environmental Programme (UNEP) European Commission National Institute for Occupational Safety and Health (NIOSH)
Methylformamide
Monomethylformamide
Formylmethylamine
C2H5NO
Molecular mass: 59.08
ICSC #    1087
CAS #     123-39-7
RTECS # LQ3000000
EC #         616-056-00-X
March 13, 2001 Validated
TYPES OF HAZARD/ EXPOSURE ACUTE HAZARDS/ SYMPTOMS PREVENTION FIRST AID/
FIRE FIGHTING
FIRE Combustible.
NO open flames.
Powder, carbon dioxide.
EXPLOSION

In case of fire: keep drums, etc., cool by spraying with water.
EXPOSURE


 •INHALATION Cough.
Ventilation.
Fresh air, rest. Refer for medical attention.
 •SKIN
Protective gloves.
Rinse skin with plenty of water or shower.
 •EYES Redness. Pain.
Safety goggles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
 •INGESTION
Do not eat, drink, or smoke during work.
Rinse mouth. Rest. Refer for medical attention.
SPILLAGE DISPOSAL STORAGE PACKAGING & LABELLING
Collect leaking liquid in covered containers. Personal protection: chemical protection suit including self-contained breathing apparatus.
Separated from oxidants .

Note: E
T symbol
R: 61-21
S: 53-45
SEE IMPORTANT INFORMATION ON BACK
ICSC: 1087 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

International Chemical Safety Cards

N-METHYLFORMAMIDE ICSC: 1087
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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.


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 20C.

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:
PHYSICAL
PROPERTIES
Boiling point: 182.5C
Melting point: -3C
Density: 1.003
g/cm
at 20C
Solubility in water:
good
Relative vapour density (air = 1): 2.04
Flash point: 98C c.c.
Octanol/water partition coefficient as log Pow: -0.0624
ENVIRONMENTAL
DATA

N O T E S
Card has been partly updated in October 2004. See sections Occupational Exposure Limits, EU classification, Emergency Response.
ADDITIONAL INFORMATION


ICSC: 1087 N-METHYLFORMAMIDE
(C) IPCS, CEC, 1994
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.