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5-Ethyl-2-thiophenecarboxaldehyde

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[Flash Point]

89
[Fire Fighting]

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
[Ingestion]

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. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
[Eyes]

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
[Storage]

Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
[Handling]

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
[Ingestion]

May cause gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.
[Inhalation]

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
[Skin]

May cause skin irritation. The toxicological properties of this material have not been fully investigated.
[Eyes]

May cause eye irritation. The toxicological properties of this material have not been fully investigated.
[EC Safety Phrase]

S 24/25
[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.
[Appearance]

Clear brown liquid.
[Solubility in water]

Insoluble
[Melting Point]

64-66
[Boiling Point]

228
[Vapor Pressure]

0.08 (25 C)
[Density]

1.117 g/cm3 (19 C)
[Partition Coefficient]

2.23
[Heat Of Vaporization]

36.4 kJ/mol
[Vapor Density]

4.8
[Refractive Index]

1.5691 (17.8 C)
[Product Name]

5-Ethyl-2-thiophenecarbaldehyde
[Synonyms]

2-Thiophenecarboxaldehyde, 5-ethyl-
[CAS]

"CASEN_36880-33-8.htm">36880-33-8
[Formula]

C7H8OS
[Molecular Weight]

140.19
[EINECS]

253-252-0
[Beilstein/Gmelin]

108539
[Beilstein Reference]

5-17-09-00424
[Small spills/leaks]

Clean up spills immediately, using the appropriate protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Provide ventilation.
[Incompatibilities]

Oxidizing agents.
[Stability]

Stable under normal temperatures and pressures.
[Decomposition]

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, sulfur oxides (SOx), including sulfur oxide and sulfur dioxide.