ChemicalBook >>4-tert-Butylphenol>>4-(1,1-Dimethylethyl)phenol(98-54-4)

4-(1,1-Dimethylethyl)phenol(98-54-4)

4-(1,1-Dimethylethyl)phenol(98-54-4)
Product IdentificationBack to Contents
【Product Name】

4-(1,1-Dimethylethyl)phenol
【Synonyms】

4-(1,1-Dimethylethyl)phenol
4-tert-Butylphenol
Butylphen
【CAS】

98-54-4
【Formula】

C10H14O
【Molecular Weight】

150.22
【EINECS】

202-679-0
【RTECS】

SJ8925000
【RTECS Class】

Tumorigen; Primary Irritant
【Merck】

13,1584
【Beilstein/Gmelin】

1817334
【Beilstein Reference】

4-06-00-03296
【EC Class】

irritant, sensitizing
Physical and Chemical PropertiesBack to Contents
【Appearance】

Crystals or practically white flakes. Has a disinfectant-like odor.
【Solubility in water】

Insoluble
【Melting Point】

95 - 98
【Boiling Point】

237
【Vapor Pressure】

0.0022 (20 C)
【Density】

1.017 g/cm3 (20 C)
【pKa/pKb】

10.23(at 25℃) (pKa)
【Partition Coefficient】

3.42
【Heat Of Vaporization】

18.72 kJ/mol
【Heat Of Combustion】

-5659 kJ/mol
【Usage】

Intermediate in the production of varnish and lacquer resins.
【Refractive Index】

1.4787 (114 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. Immediately 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. Store protected from moisture.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Do not allow contact with water. Keep from contact with moist air and steam.
Hazards IdentificationBack to Contents
【Inhalation】

Causes respiratory tract irritation. In rare instances, exposure may cause sensitization, resulting in inflammation of the mucous membranes and in eczematous eruptions.
【Skin】

Causes skin irritation. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.
【Eyes】

Causes severe eye irritation.
【Ingestion】

Causes gastrointestinal irritation with nausea, vomiting and diarrhea.
【Hazards】

When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards.
【EC Risk Phrase】

R 34 51/53
【EC Safety Phrase】

S 26 36/37/39 45 61
【UN (DOT)】

2229
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 to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
【Exposure Effects】

Repeated or prolonged exposure may cause allergic reactions in sensitive individuals.
【Poison Class】

4
Fire Fighting MeasuresBack to Contents
【Flash Point】

115
【Autoignition】

510
【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. Do NOT get water inside containers. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
【Upper exp. limit】

5.5
【Lower exp. limit】

.8
【Fire Potential】

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

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation. Do not get water inside containers.
Stability and ReactivityBack to Contents
【Disposal Code】

3
【Incompatibilities】

Oxidizing agents.
【Stability】

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

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
【Combustion Products】

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

2229
【Hazard Class】

6.1
【Packing Group】

III
【HS Code】

2907 19 00
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