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DIETHYL PHTHALATE ICSC: 0258
Date of Peer Review: March 2001

1,2-Benzenedicarboxylic acid diethyl ester
DEP
CAS # 84-66-2 C6H4(COOC2H5)2 / C12H14O4
RTECS # TI1050000 Molecular mass: 222.3
UN #
EC Index #
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
NO open flames.
Alcohol-resistant foam, powder, carbon dioxide.
EXPLOSION


EXPOSURE


Inhalation Dizziness. Dullness.
Ventilation. Local exhaust.
Fresh air, rest.
Skin
Protective gloves.
Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes
Safety spectacles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion Abdominal pain. Nausea.
Do not eat, drink, or smoke during work.
Rinse mouth. Give plenty of water to drink. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
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. Do NOT let this chemical enter the environment. Personal protection: P1 filter respirator for inert particles.
EU Classification
UN Classification

EMERGENCY RESPONSE STORAGE
NFPA Code: H 0; F 1; R 0;

IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 2005

SEE IMPORTANT INFORMATION ON BACK
DIETHYL PHTHALATE ICSC: 0258
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
COLOURLESS OILY LIQUID

CHEMICAL DANGERS:
The substance decomposes on heating or on burning producing toxic fumes and gases (phthalic anhydride - see ICSC 0315). Attacks some plastics.

OCCUPATIONAL EXPOSURE LIMITS:
TLV: 5 ppm as TWA; (skin); (ACGIH 2004).
MAK not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation, through the skin and by ingestion.

INHALATION RISK:
A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20C.

PHYSICAL PROPERTIES
Boiling point: 295C
Melting point: -67 to -44C
Relative density (water = 1): 1.1
Solubility in water, g/100 ml at 25C: none
Relative vapour density (air = 1): 7.7
Flash point: 117C (c.c.)
Auto-ignition temperature: 457C
Explosive limits, vol% in air: 0.7%- ?
Octanol/water partition coefficient as log Pow: 2.47
ENVIRONMENTAL DATA
This substance may be hazardous to the environment; special attention should be given to fish.
NOTES
Card has been partly updated in October 2005. See sections Occupational Exposure Limits, Emergency Response.
ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 2005