Product Identification

Product Name

1,4,7,10-Tetraoxacyclododecane

Synonyms

1,4,7,10-Tetraoxacyclododecane
12-Crown-4-ether
EOCT
Ethylene oxide cyclic tetramer

CAS

294-93-9

Formula

C8H16O4

Molecular Weight

176.21

EINECS

206-036-5

RTECS

XF0550000

RTECS Class

Drug; Reproductive Effector; Primary Irritant

Beilstein/Gmelin

1363064

Beilstein Reference

5-19-11-00334

Physical and Chemical Properties

Appearance

Clear, colorless liquid.

Solubility in water

Soluble

Melting Point

16

Boiling Point

254

Vapor Pressure

0.03 (25 C)

Density

1.10296 g/cm3 (25 C)

Partition Coefficient

-.54

Heat Of Vaporization

47.2 kJ/mol

Heat Of Combustion

-4738 kJ/mol

Usage

Complexing with lithium ion.

Refractive Index

1.4607 (25 C)

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 if cough or other symptoms appear.

Skin

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

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. Store in a tightly closed container.

Handling

Wash thoroughly after handling. Wash hands before eating. Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.

Hazards Identification

Inhalation

May cause respiratory tract irritation.

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

Ingestion

May cause gastrointestinal irritation with nausea, vomiting and diarrhea.

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 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.

Exposure Effects

Prolonged or repeated exposure may cause adverse reproductive effects.

Fire Fighting Measures

Flash Point

113

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

Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Clean up spills immediately, using the appropriate protective equipment.

Stability and Reactivity

Disposal Code

3

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents and strong acids.

Decomposition

Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide, nitrogen.

Transport Information

HS Code

2932 99 95