5,5-Dimethyl-1-pyrroline N-oxide

  • 3,4-Dihydro-2,2-dimethyl-2H-pyrrole 1-oxide
Formula
C6H11NO
Structure
Description
White solid at -20 C.
Uses
Used to study radicals formed by enzymatic acetaldehyde oxidation.

Registry Numbers and Inventories.
CAS
3317-61-1
EC (EINECS/ELINCS)
222-011-1
Merck
12,3454
Beilstein/Gmelin
107603
Beilstein Reference
5-20-04-00300

Properties.
Formula
C6H11NO
Formula mass
113.16
Melting point, °C
25
Boiling point, °C
261
Vapor pressure, mmHg
0.019 (25 C)
Density
1.015 g/cm3 (25 C)
Solubility in water
Soluble
Refractive index
1.4940 (25 C)
Heat of vaporization
47.9 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed. Store in deep freeze at -20. Protect from light and moisture. Packaged in nitrogen gas.
Protection
Wear respirator, chemical safety goggles, rubber boots and heavy rubber gloves.
Respirators
Wear appropriate NIOSH/MSHA-approved respirator.
Small spills/leaks
Absorb on sand or vermiculite, and place in a closed container for disposal.
Stability
Stable at normal temperratures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Fumes of carbon monoxide, carbon dioxide and nitrogen oxides.

Fire.
Flash Point,°C
96
Fire fighting
Extinguish using carbon dioxide, dry chemical powder, foam, water. Wear protective clothing, respirator, chemical safety goggles, rubber boots and heavy rubber gloves.
Combustion products
May produce irritating or poisonous gases.

Health.
Exposure effects
May be harmful by inhalation, ingestion, or skin absorption. Causes eye and skin irritation. Material is irritating to mucous membranes and upper respiratory tract.

First aid
 
   Ingestion
Wash out mouth with water. Call a physician. Wash contaminated clothing before reuse.
   Inhalation
Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Immediately wash skin with soap and copious amounts of water.
   Eyes
Immediately flush eyes with copious amounts of water for at least 15 minutes. Assure adequate flushing of the eyes by separating the eyelids with fingers.

Transport.