Product Identification

Product Name

Diethyl succinate

Synonyms

2-Butanedioic acid diethyl ester
Butanedioic acid, diethyl ester
Clorius
Ethyl succinate
Succinic acid, diethyl ester

CAS

123-25-1

Formula

C8H14O4

Molecular Weight

174.2

EINECS

204-612-0

RTECS

WM7400000

RTECS Class

Primary Irritant

Merck

12,9038

Beilstein/Gmelin

907645

Beilstein Reference

4-02-00-01914

Physical and Chemical Properties

Appearance

Clear liquid.

Solubility in water

Slightly soluble

Melting Point

-19

Boiling Point

217

Vapor Pressure

0.13 (25 C)

Density

1.0718 g/cm3 (0 C)

Partition Coefficient

1.26

Heat Of Vaporization

54.6 kJ/mol

Heat Of Combustion

-4219 kJ/mol

Vapor Density

6

Refractive Index

1.42193 (11.8 C)

First Aid Measures

Ingestion

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.

Skin

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

Eyes

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

Handling

Wash thoroughly after handling. Use only in a well ventilated area. Ground and bond containers when transferring material. Avoid contact with eyes, skin, and clothing. Empty containers retain product residue, (liquid and/or vapor), and can be dangerous. Avoid ingestion and inhalation. Do not pressurize, cut, weld, braze, solder, drill, grind, or expose empty containers to heat, sparks or open flames.

Hazards Identification

Inhalation

May cause respiratory tract irritation.

Skin

Causes skin irritation.

Eyes

Causes eye irritation.

Ingestion

May cause irritation of the digestive tract.

Hazards

During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.

EC Safety Phrase

S 23 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

The toxological properties of this substance have not been fully investigated.

Poison Class

5

Fire Fighting Measures

Flash Point

80

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 appropriate foam.

Upper exp. limit

6.5

Lower exp. limit

1.1

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

Oxidizing agents, reducing agents, acids, bases. Rx. with ethyl trifluoroacetate + sodium hydride may cause a fire or explosion.

Stability

Stable under normal temperatures and pressures.

Decomposition

Carbon monoxide, carbon dioxide.

Transport Information

HS Code

2917 19 90