Benzoic aldehyde
Artificial almond oil
Benzenecarbonal
C7H6O / C6H5CHO
Molecular mass: 106.1
ICSC # 0102
CAS # 100-52-7
RTECS # CU4375000
UN # 1990
EC # 605-012-00-5
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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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Water spray, foam, powder, 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.
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Exposure
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•Inhalation
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Cough.
Sore throat.
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
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•Skin
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Redness.
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Protective gloves.
Protective clothing.
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Remove contaminated clothes.
Rinse skin with plenty of water or shower.
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•Eyes
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Redness.
Pain.
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Safety spectacles
or
face shield.
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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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Sore throat.
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Rest.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Personal protection: filter respirator for organic gases and vapours.
Collect leaking liquid in sealable containers.
Absorb remaining liquid in sand or inert absorbent and remove to safe place.
Do NOT let this chemical enter the environment.
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Separated from incompatible materials
(See Chemical Dangers).
Well closed.
Ventilation along the floor.
Store in an area without drain or sewer access.
Cool.
Keep in the dark.
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Xn symbol
R: 22
S: 2-24
UN Hazard Class: 9
UN Packing Group: III
Signal: Warning
Flame-Excl mark
Flammable liquid and vapour
Harmful if swallowed
Harmful in contact with skin
Toxic to aquatic life
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Important Data
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Physical State; Appearance:
COLOURLESS TO YELLOW LIQUID
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WITH CHARACTERISTIC ODOUR.
Physical Dangers:
Chemical Dangers:
The substance can form explosive peroxides under special conditions.
Reacts violently with aluminium, bases, iron, oxidants and phenol causing fire and explosion hazard.
Occupational Exposure Limits:
TLV not established.
MAK: IIb (not established but data is available) (DFG 2005).
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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:
The substance is irritating to the eyes
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Boiling point: 179°C
Melting point: -26°C
Relative density (water = 1): 1.05
Solubility in water, g/100 ml: (poor)
at 25°C
Vapour pressure, Pa at 26°C: 133
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Relative vapour density (air = 1): 3.7
Flash point: 63°C c.c.
Auto-ignition temperature: 192°C
Explosive limits, vol% in air: 1.4
Octanol/water partition coefficient as log Pow: 1.48
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Environmental
Data
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The substance is harmful to aquatic organisms.
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N O T E S
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Rinse contaminated clothes with plenty of water because of fire hazard.
Check for peroxides prior to distillation; eliminate if found.
Transport Emergency Card: TEC (R)-90S1990
NFPA Code: H2; F2; R0
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ADDITIONAL INFORMATION
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ICSC: 0102
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BENZALDEHYDE
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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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