Tetrakis(3,5-di-tert-butyl-4-hydroxyhydrocinnamoyloxymethyl)methane
Hydrocinnamic acid, 3,5-di-tert-butyl-4-hydroxy-, neopentanetetrayl ester (8CI)
Tetrakis-(methylene-(3,5-di-(tert)-butyl-4-hydrocinnamate)) methane
C73H108O12
Molecular mass: 1177.8
ICSC # 1701
CAS # 6683-19-8
RTECS # DA8340900
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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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Water spray, foam, powder, carbon dioxide.
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Explosion
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Finely dispersed particles form explosive mixtures in air.
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Prevent deposition of dust; closed system, dust explosion-proof electrical equipment and lighting.
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Exposure
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•Inhalation
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Cough.
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Avoid inhalation of
dust
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Fresh air, rest.
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•Skin
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Rinse and then wash skin with water and soap.
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•Eyes
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Redness.
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Safety spectacles
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First rinse with plenty of water (remove contact lenses if easily possible).
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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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Remove all ignition sources.
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance.
Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.
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Separated from
strong oxidants,
strong bases,
strong acids
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Important Data
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Physical State; Appearance:
WHITE
CRYSTALLINE POWDER
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Physical Dangers:
Dust explosion possible if in powder or granular form, mixed with air.
Chemical Dangers:
Reacts
with
strong oxidants
,
strong acids
and
strong bases
.
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
Inhalation Risk:
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed.
Effects of Short-Term Exposure:
May cause mechanical irritation
to
the eyes
and
the respiratory tract.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Melting point: 110-125°C
Density: 1.15
g/cm3
Solubility in water:
none
Vapour pressure, Pa at °C:
negligible
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Flash point:
297°C o.c.
Auto-ignition temperature: 410°C
Octanol/water partition coefficient as log Pow: 23
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Environmental
Data
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N O T E S
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ADDITIONAL INFORMATION
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ICSC: 1701
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PENTAERYTHRITOL TETRAKIS(3-(3,5-DI-TERT-BUTYL-4-HYDROXYPHENYL)PROPIONATE)
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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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