Product Identification

Product Name

(R,R)-Butane-2,3-diol

Synonyms

(-)-(2R,3R)-2,3-Butanediol
(2R,3R)-2,3-Butanediol
(2R,3R)-Butane-2,3-diol
levo-2,3-Butanediol

CAS

24347-58-8

Formula

C4H10O2

Molecular Weight

90.12

EINECS

246-186-9

Merck

13,1567

Beilstein/Gmelin

4290593

Physical and Chemical Properties

Appearance

Clear slight brown liquid.

Solubility in water

Very soluble

Melting Point

16

Boiling Point

175

Vapor Pressure

1.7 (20 C)

Density

0.98 g/cm3

Partition Coefficient

-.99

Heat Of Vaporization

47.9 kJ/mol

Refractive Index

1.43 (20 C)

First Aid Measures

Ingestion

Get medical aid. Wash mouth out with water.

Inhalation

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

Skin

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.

Eyes

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

Handling and Storage

Storage

Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Keep under a nitrogen blanket.

Handling

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion

May cause digestive tract disturbances. May cause nausea and vomiting.

Inhalation

May cause respiratory tract irritation.

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

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.

Poison Class

F (Not subject to toxicity classification)

Fire Fighting Measures

Flash Point

85

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Combustible Liquid. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

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

Incompatibilities

Acid chlorides, acid anhydrides, oxidizing agents, chloroformates, reducing agents.

Stability

Stable under normal temperatures and pressures.

Decomposition

Carbon monoxide, carbon dioxide.

Transport Information

HS Code

2905 39 80