Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information
Home > 1,4-Diazabicyclo[2.2.2]octane > 1,4-Diazabicyclo[2.2.2]octane(280-57-9)

1,4-Diazabicyclo[2.2.2]octane(280-57-9)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information

Product Identification

Product Name
1,4-Diazabicyclo[2.2.2]octane
Synonyms
1,4-Diazabicyclo[2.2.2]octane
Dabco
Quinuclidine
CAS
280-57-9
Formula
C6H12N2
Molecular Weight
112.18
EINECS
205-999-9
RTECS
HM0354200
RTECS Class
Primary Irritant
Merck
12,9801
Beilstein/Gmelin
103618
Beilstein Reference
5-23-03-00487
EC Class
harmful, irritant, dangerous for the environment

Physical and Chemical Properties

Appearance
White crystals with a sharp, ammonia-like odor. Sublimes readily at room temperature, hygroscopic.
Solubility in water
460 g/L
Boiling Point
174
Vapor Pressure
1.2 (25 C)
Density
1.14 g/cm3 (20 C)
pKa/pKb
5.30 (pKb)
Partition Coefficient
-.85
Heat Of Vaporization
41.0 kJ/mol
Usage
Catalyst in making urethane foams.
Saturation Concentration
600 ppm at 20 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 immediately.
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 immediately. 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 tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Handling
Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.

Hazards Identification

Ingestion
The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed.
Inhalation
May cause severe irritation of the respiratory tract with sore throat, coughing, shortness of breath and delayed lung edema. Inhalation of dust may cause respiratory tract irritation.
Skin
Causes severe skin irritation and possible burns.
Eyes
Causes severe eye irritation and possible burns.
Hazards
Contact with metals may evolve flammable hydrogen gas.
EC Risk Phrase
R 22 34
EC Safety Phrase
S 26 36/37/39 45
UN (DOT)
3263

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
3

Fire Fighting Measures

Flash Point
62.2
Autoignition
350
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.
Upper exp. limit
9.2
Lower exp. limit
1.2
Fire Potential
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.

Accidental Release Measures

Small spills/leaks
Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.

Stability and Reactivity

Disposal Code
3
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, strong acids. Forms an explosive complex with hydrogen peroxide. Mixtures with carbon auto-ignite at 230C. Very exothermic reaction with cellulose nitrate.
Decomposition
Nitrogen oxides, carbon monoxide, carbon dioxide, nitrogen.
Combustion Products
Fire may produce irritating, corrosive and/or toxic gases.

Transport Information

UN Number
3263
Hazard Class
8
Packing Group
I; II; III
HS Code
2933 59 20
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