Indole-3-carboxaldehyde

  • 3-Formylindole
  • Indole-3-aldehyde
  • Indole-3-carbaldehyde
  • 1H-Indole-3-carboxaldehyde
  • beta-Indolylaldehyde
Formula
C9H7NO
Structure
Description
Light yellow to beige solid. Weakly as indole odor.

Registry Numbers and Inventories.
CAS
487-89-8
EC (EINECS/ELINCS)
207-665-8
S 22 24/25
RTECS
NL5993600
RTECS class
Drug
Beilstein/Gmelin
114117
Beilstein Reference
5-21-08-00246
Canada DSL/NDSL
NDSL
US TSCA
Listed
New Zealand
Listed

Properties.
Formula
C9H7NO
Formula mass
145.16
Melting point, °C
192 - 195
Density
1.34 g/cm3
Solubility in water
Slightly soluble
Partition coefficient, pKow
1.32

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container. Keep under a nitrogen blanket.
Handling
Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
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 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.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Disposal code
3
Stability
Has not been fully evaluated.
Incompatibilities
Strong oxidizing agents, strong reducing agents.
Decomposition
Nitrogen oxides, carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
240
Autoignition, °C
> 550
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use water spray, dry chemical, or carbon dioxide.

Health.
Exposure effects
   Ingestion
Expected to be a low ingestion hazard.
   Inhalation
Low hazard for usual industrial handling.
   Skin
Non-irritating to the skin.
   Eyes
Non-irritating to the eyes.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid.
   Inhalation
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
HS Code
2933 99 90