Product Identification

Product Name

L-Arabinopyranose

Synonyms

(2R,3R,4S,5S)-oxane-2,3,4,5-tetrol
L-Arabinose
Pectinose

CAS

87-72-9

Formula

C5H10O5

Molecular Weight

150.13

EINECS

201-767-6

Merck

12,799

Beilstein/Gmelin

1723085

Beilstein Reference

4-01-00-04217

Physical and Chemical Properties

Appearance

White powder.

Solubility in water

Very soluble

Melting Point

160-163

Boiling Point

328

Density

1.585 g/cm3

pKa/pKb

12.26 (pKa)

Partition Coefficient

-1.84

First Aid Measures

Ingestion

Get medical aid if irritation or symptoms occur.

Inhalation

Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.

Skin

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

Eyes

Get medical aid. Gently lift eyelids and flush continuously with water.

Handling and Storage

Storage

Store in a cool, dry place. Keep container closed when not in use.

Handling

Use with adequate ventilation.

Hazards Identification

Ingestion

Expected to be a low ingestion hazard.

Inhalation

Low hazard for usual industrial handling.

Skin

Non-irritating to the skin.

Eyes

May cause mild eye irritation.

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 and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.

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.

Fire Fighting Measures

Fire Fighting

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

Accidental Release Measures

Small spills/leaks

Sweep up, then place into a suitable container for disposal.

Stability and Reactivity

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.