Allyl isosulfocyanate
2-Propenyl isothiocyanate
3-Isothiocyanato-1-propene
C4H5NS / CH2=CHCH2N=C=S
Molecular mass: 99.2
ICSC # 0372
CAS # 57-06-7
RTECS # NX8225000
UN # 1545 (stabilized)
|
|
Types of Hazard/ Exposure
|
Acute Hazards/ Symptoms
|
Prevention
|
First Aid/
Fire Fighting
|
|
FIRE
|
Flammable.
Gives off irritating or toxic fumes (or gases) in a fire.
|
NO open flames, NO sparks, and NO smoking.
|
Powder, AFFF, foam, carbon dioxide.
|
|
Explosion
|
Above 46°C explosive vapour/air mixtures may be formed.
|
Above 46°C use a closed system, ventilation, and explosion-proof electrical equipment.
|
In case of fire: keep drums, etc., cool by spraying with water.
|
|
|
|
Exposure
|
|
PREVENT GENERATION OF MISTS!
STRICT HYGIENE!
|
|
|
•Inhalation
|
Cough.
Sore throat.
|
Ventilation, local exhaust, or breathing protection.
|
Fresh air, rest.
Refer for medical attention.
|
|
•Skin
|
MAY BE ABSORBED!
Redness.
Pain.
|
Protective gloves.
Protective clothing.
|
Remove contaminated clothes.
Rinse skin with plenty of water or shower.
Refer for medical attention.
|
|
•Eyes
|
Redness.
Pain.
|
Safety goggles
or
eye protection in combination with breathing protection.
|
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
|
|
•Ingestion
|
Sore throat.
Burning sensation.
|
Do not eat, drink, or smoke during work.
|
Rinse mouth.
Induce vomiting (ONLY IN CONSCIOUS PERSONS!).
Refer for medical attention.
|
|
Spillage Disposal
|
Storage
|
Packaging & Labelling
|
Evacuate danger area!
Ventilation.
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.
Personal protection: complete protective clothing including self-contained breathing apparatus.
|
Fireproof.
Separated from
strong oxidants,
acids,
food and feedstuffs
.
Well closed.
Store only if stabilized.
|
Do not transport with food and feedstuffs.
UN Hazard Class: 6.1
UN Subsidiary Risks: 3
UN Packing Group: II
|
|
|
|
Important Data
|
Physical State; Appearance:
COLOURLESS TO PALE YELLOW, OILY LIQUID
, WITH PUNGENT ODOUR.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating,
on burning
or
on contact with
acids
producing highly
toxic fumes
including
nitrogen oxides
or
sulfur oxides
.
Reacts
with
strong oxidants
.
Occupational Exposure Limits:
TLV not established.
|
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:
Tear drawing.
The substance
is irritating to
the eyes
,
the skin
and
the respiratory tract
.
Effects of Long-Term or Repeated Exposure:
Repeated or prolonged contact with skin may cause dermatitis.
Repeated or prolonged contact may cause skin sensitization.
The substance may have effects on the liver, kidneys stomach, thyroid and bladder.
|
|
Physical
Properties
|
Boiling point: 148-154°C
Melting point: -102.5°C
Relative density (water = 1): 1.0
Solubility in water:
poor
|
Vapour pressure, kPa at 20°C: 0.493
Relative vapour density (air = 1): 3.4
Flash point: 46°C c.c.
Octanol/water partition coefficient as log Pow: 2.11
|
|
Environmental
Data
|
|
|
N O T E S
|
An added stabilizer or inhibitor can influence the toxicological properties of this substance, consult an expert.
Mustard oil is a commonly used name.
Card has been partly updated in October 2005. See section Emergency Response.
Transport Emergency Card: TEC (R)-61S1545
NFPA Code: H3; F2; R0;
|
|
|
ADDITIONAL INFORMATION
|
|
|
|
ICSC: 0372
|
ALLYL ISOTHIOCYANATE
|
|
(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.
|
|
|