Product Identification
【Product Name】3-Indolealdehyde；3-吲哚甲醛
【Synonyms】Indole-3-aldehyde
【CAS】487-89-8
【Formula】C9H7NO
【Molecular Weight】145.16
【EINECS】207-665-8
【RTECS】NL5993600
【RTECS Class】Drug
【Beilstein/Gmelin】114117
【Beilstein Reference】5-21-08-00246

Physical and Chemical Properties
【Appearance】Light yellow to beige solid. Weakly as indole odor.
【Solubility in water】Slightly soluble
【Melting Point】192-195℃
【Density】1.34 g/cm3
【Partition Coefficient】1.32

First Aid Measures
【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.

Handling and Storage
【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.

Hazards Identification
【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.
【EC Safety Phrase】S 22 24/25

Exposure Controls/Personal Protection
【Personal Protection】eyes: Wear appropriate protective eyeglasses or chemical safety ggles 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.

Fire Fighting Measures
【Flash Point】240℃
【Autoignition】>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.

Accidental Release Measures
【Small spills/leaks】Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity
【Disposal Code】3
【Stability】Has not been fully evaluated.
【Incompatibilities】Strong oxidizing agents, strong reducing agents.
【Decomposition】Nitrogen oxides, carbon monoxide, carbon dioxide.

Transport Information
【HS Code】2933 99 90