ChemicalBook >>p-Tolunitrile>>p-Methylbenzonitrile(104-85-8)

p-Methylbenzonitrile(104-85-8)

p-Methylbenzonitrile(104-85-8)
Product IdentificationBack to Contents
【Product Name】

p-Methylbenzonitrile
【Synonyms】

4-Methylbenzenecarbonitrile
CNT
p-Tolunitrile
【CAS】

104-85-8
【Formula】

C8H7N
【Molecular Weight】

117.15
【EINECS】

203-244-8
【RTECS】

XV0700000
【RTECS Class】

Primary Irritant
【Merck】

12,9676
【Beilstein/Gmelin】

507386
【Beilstein Reference】

4-09-00-01738
【EC Class】

irritant
Physical and Chemical PropertiesBack to Contents
【Appearance】

Beige solid at 62.6 F.
【Solubility in water】

Insoluble
【Melting Point】

25 - 28
【Boiling Point】

217.6
【Vapor Pressure】

30 (42 C)
【Density】

1.001 g/cm3 (0 C)
【Refractive Index】

1.5281 (25 C)
First Aid MeasuresBack to Contents
【Ingestion】

Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【Inhalation】

Remove from exposure to fresh air immediately. If breathing is difficult, give oxygen. Get medical aid. DO NOT use mouth-to-mouth respiration. If breathing has ceased apply artificial respiration using oxygen and a suitable mechanical device such as a bag and a mask.
【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】

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and StorageBack to Contents
【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 only in a well ventilated area. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Wash clothing before reuse.
Hazards IdentificationBack to Contents
【Inhalation】

May cause respiratory tract irritation. Aspiration may lead to pulmonary edema. May be metabolized to cyanide which in turns act by inhibiting cytochrome oxidase impairing cellular respiration.
【Skin】

Causes skin irritation. May be metabolized to cyanide which in turn acts by inhibiting cytochrome oxidase impairing cellular respiration. May cause cyanosis of the extremities.
【Eyes】

Causes eye irritation. May cause chemical conjunctivitis and corneal damage.
【Ingestion】

May cause gastrointestinal irritation with nausea, vomiting and diarrhea. Metabolism may release cyanide, which may result in headache, dizziness, weakness, collapse, unconsciousness and possible death.
【Hazards】

Vapors may form explosive mixtures with air. Vapors may travel to source of ignition and flash back. Most vapors are heavier than air. They will spread along ground and collect in low or confined areas (sewers, basements, tanks). Vapor explosion and poison hazard indoors, outdoors or in sewers.
【EC Risk Phrase】

R 36/37/38
【EC Safety Phrase】

S 23 24/25
【UN (DOT)】

3273
Exposure Controls/Personal ProtectionBack to Contents
【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 and clothing 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.
【Exposure Effects】

May be metabolized to cyanide which in turn acts by inhibiting cytochrome oxidase impairing cellular respiration. Effects may be delayed. Chronic exposure to cyanide solutions may lead to the development of a cyanide rash, characterized by itching, and by macular, papular, and vesicular eruptions, and may be accompanied by secondary infections.
【Poison Class】

4
Fire Fighting MeasuresBack to Contents
【Flash Point】

78
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Dusts at sufficient concentrations can form explosive mixtures with air. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Runoff from fire control or dilution water may cause pollution. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam. Use agent most appropriate to extinguish fire.
【Fire Potential】

This chemical is combustible.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.
Stability and ReactivityBack to Contents
【Disposal Code】

6
【Incompatibilities】

Oxidizing agents, strong bases.
【Stability】

Stable at room temperature in closed containers under normal storage and handling conditions.
【Decomposition】

Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen.
【Combustion Products】

Fire will produce irritating, corrosive and/or toxic gases.
Transport InformationBack to Contents
【UN Number】

3273
【Hazard Class】

3
【Packing Group】

I; II
【HS Code】

2926 90 95
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