Product Identification

Product Name

Butanedioic anhydride

Synonyms

Butanedioic anhydride
Dihydro-2,5-furandione
Oxolane-2,5-dione
Succinyl oxide
Tetrahydro-2,5-dioxofuran
Tetrahydro-2,5-furandione

CAS

108-30-5

Formula

C4H4O3

Molecular Weight

100.07

EINECS

203-570-0

RTECS

WN0875000

RTECS Class

Tumorigen; Mutagen; Reproductive Effector; Primary Irritant

Merck

12,9039

Beilstein/Gmelin

108441

Beilstein Reference

5-17-11-00006

EC Index Number

607-103-00-5

EC Class

Irritant

Physical and Chemical Properties

Appearance

Colorless needles or white crystalline solid.

Solubility in water

20 g/L

Boiling Point

261

Vapor Pressure

0.012 (25 C)

Density

1.503 g/cm3

Partition Coefficient

-1.31

Heat Of Vaporization

49.9 kJ/mol

Heat Of Combustion

-1537 kJ/mol

Usage

Acidulant in processed foods.

Vapor Density

3.7

First Aid Measures

Ingestion

Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.

Inhalation

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

Skin

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

Eyes

Immediately 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

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

Handling

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

Hazards Identification

Inhalation

Causes respiratory tract irritation. May cause allergic respiratory reaction.

Skin

Causes skin irritation.

Eyes

Causes eye irritation.

Ingestion

May cause irritation of the digestive tract. May be harmful if swallowed.

EC Risk Phrase

R 36/37

EC Safety Phrase

S 25

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear safety glasses and chemical goggles if splashing is possible. Skin: Wear appropriate gloves 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.

Exposure Effects

May cause cancer according to animal studies.

Poison Class

5

Fire Fighting Measures

Flash Point

122

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam.

Upper exp. limit

20.3

Lower exp. limit

2.7

Accidental Release Measures

Small spills/leaks

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.

Stability and Reactivity

Disposal Code

4

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents, acids, bases, alcohols, amines, moist air or water.

Decomposition

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

Transport Information

HS Code

2917 19 90