Product Identification

Product Name

1,3-Butanediol

Synonyms

1,3-Butylene glycol
1,3-Dihydroxybutane
Butane-1,3-diol
Methyltrimethylene glycol

CAS

107-88-0

Formula

C4H10O2

Molecular Weight

90.12

EINECS

203-529-7

RTECS

EK0440000

RTECS Class

Reproductive Effector; Primary Irritant

Merck

13,1566

Beilstein/Gmelin

1731276

Beilstein Reference

0-01-00-00477

Physical and Chemical Properties

Appearance

Viscous liquid. Odorless when pure.

Solubility in water

Miscible

Melting Point

< -50

Boiling Point

204

Vapor Pressure

0.02 (25 C)

Density

1.004-1.006 g/cm3 (20 C)

Heat Of Vaporization

48.5 kJ/mol

Heat Of Combustion

-2488 kJ/mol

Usage

Used as a hypoglycaemic agent.

Vapor Density

3.1

Odor threshold

Odorless.

Refractive Index

1.4402 (20 C)

First Aid Measures

Ingestion

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.

Inhalation

Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.

Skin

Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.

Eyes

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Handling and Storage

Storage

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Handling

Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.

Hazards Identification

Inhalation

May cause respiratory tract irritation. May cause effects similar to those described for ingestion.

Skin

May cause skin irritation.

Eyes

Causes eye irritation.

Ingestion

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.

EC Safety Phrase

S 24/25

Exposure Controls/Personal Protection

Personal Protection

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.

Respirators

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.

Exposure Effects

May cause kidney injury.

Poison Class

-

Fire Fighting Measures

Flash Point

109

Autoignition

440

Fire Fighting

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.

Upper exp. limit

9.4

Lower exp. limit

1.8

Fire Potential

Slightly flammable. When exposed to heat or flame can react to oxidizing materials.

Accidental Release Measures

Small spills/leaks

Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.

Stability and Reactivity

Disposal Code

1

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents, acid chlorides, acid anhydrides, reducing agents.

Decomposition

Carbon monoxide, carbon dioxide.

Transport Information

HS Code

2905 39 20