- Methyltrimethylene glycol
- 1,3-Butylene glycol
Viscous liquid. Odorless when pure.
Registry Numbers and Inventories.
Reproductive Effector; Primary Irritant
Swiss Giftliste 1
Japan ENCS (MITI)
Melting point, °C
Boiling point, °C
Vapor pressure, mmHg
0.02 (25 C)
Vapor density (air=1)
Odor Threshold Odor threshold Odorless.
1.004-1.006 g/cm3 (20 C)
Solubility in water
8.924 @ 20 C
37.1 g/s2 (25 C)
1.4402 (20 C)
Heat of vaporization
Heat of combustion
Hazards and Protection.
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.
Stable under normal temperatures and pressures.
Strong oxidizing agents, acid chlorides, acid anhydrides, reducing agents.
Carbon monoxide, carbon dioxide.
Upper exp. limit, %
Lower exp. limit, %
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Water or foam may cause frothing. Use foam, dry chemical, or carbon dioxide. Water spray may cause frothing.
Slightly flammable. When exposed to heat or flame can react to oxidizing materials.
May cause kidney injury.
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May cause systemic toxicity with acidosis. May cause cardiac disturbances. May cause kidney failure. The toxicological properties of this substance have not been fully investigated.
May cause respiratory tract irritation. May cause effects similar to those described for ingestion.
May cause skin irritation.
Causes eye irritation.
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
USCG CHRIS Code
20. Alcohols. Glycols
2905 39 20
IMO Pollution Category