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TRIETHYLENE GLYCOL DIMETHYL ETHER ICSC: 1570
Date of Peer Review: October 2004

2,5,8,11-Tetraoxadodecane
Triglyme
1,2-bis(2-Methoxyethoxy)ethane
TEGDME
CAS # 112-49-2 C8H18O4 / CH3(OCH2CH2)3OCH3
RTECS # XF0665000 Molecular mass: 178.2
UN #
EC Index # 603-176-00-2
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Combustible.
NO open flames.
Water spray, foam, powder, carbon dioxide.
EXPLOSION


EXPOSURE See EFFECTS OF LONG-TERM OR REPEATED EXPOSURE.
AVOID ALL CONTACT!

Inhalation
Ventilation, local exhaust, or breathing protection.
Fresh air, rest.
Skin
Protective gloves. Protective clothing.
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
Do not eat, drink, or smoke during work.
Rinse mouth. Give plenty of water to drink.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Ventilation. Collect leaking and spilled liquid in sealable containers as far as possible. Personal protection: filter respirator for organic gases and vapours.
EU Classification
Symbol: T
R: 61-62-19
S: 53-45
UN Classification

EMERGENCY RESPONSE STORAGE
NFPA Code: H1; F1; R0;
Separated from strong oxidants.
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
TRIETHYLENE GLYCOL DIMETHYL ETHER ICSC: 1570
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
COLOURLESS LIQUID, WITH CHARACTERISTIC ODOUR.

CHEMICAL DANGERS:
The substance can presumably form explosive peroxides. Reacts violently with strong oxidants.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established. MAK not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of its aerosol 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 LONG-TERM OR REPEATED EXPOSURE:
Animal tests show that this substance possibly causes toxicity to human reproduction or development.
PHYSICAL PROPERTIES
Boiling point: 216C
Melting point: -45C
Relative density (water = 1): 0.99
Solubility in water: miscible
Vapour pressure, kPa at 20C: 0.12
Relative vapour density (air = 1): 6.14
Flash point: 111C o.c.
Octanol/water partition coefficient as log Pow: -0.48
ENVIRONMENTAL DATA

NOTES
Check for peroxides prior to distillation; eliminate if found.
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