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2,6-Di-tert-butyl-4-methylphenol

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[Flash Point]

118
[Autoignition]

345
[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: Water spray may cause frothing. Use dry chemical or carbon dioxide.
[Upper exp. limit]

4.9
[Lower exp. limit]

.5
[Fire Potential]

This chemical is combustible.
[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.
[Inhalation]

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
[Skin]

Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. 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 immediately.
[Storage]

Store in a cool, dry place. Do not store in direct sunlight. Keep container closed when not in use.
[Handling]

Wash thoroughly after handling. Wash hands before eating. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
[Inhalation]

Causes respiratory tract irritation.
[Skin]

Causes skin irritation.
[Eyes]

Causes eye irritation.
[Ingestion]

Causes gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed.
[EC Risk Phrase]

R 22 36/38
[EC Safety Phrase]

S 26 36/37/39
[UN (DOT)]

3077
[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.
[Exposure Effects]

May cause reproductive and fetal effects.
[Exposure limit(s)]

TLV: ppm; 10 mg/m3 (ACGIH 1992-1993). NIOSH REL: TWA 10 mg/m3
[Poison Class]

4
[Appearance]

White to pale yellow crystalline solid, slight phenolic odor.
[Solubility in water]

0.6 mg/L
[Melting Point]

69 - 70
[Boiling Point]

265
[Vapor Pressure]

0.006 (25 C)
[Density]

1.069 g/cm3 (19.85 C)
[pKa/pKb]

12.75 (pKa)
[Partition Coefficient]

5.32
[Heat Of Vaporization]

52.2 kJ/mol
[Usage]

Antioxidant.
[Vapor Density]

7.6
[Saturation Concentration]

13 ppm (0.001%) at 20 C (calculated)
[Refractive Index]

1.4859 (75 C)
[Product Name]

2,6-Di-tert-butyl-p-cresol
[Synonyms]

2,6-Di-tert-butyl-4-methylphenol
2,6-di-tert-Butyl-p-cresol
BHT
[CAS]

"CASEN_128-37-0.htm">128-37-0
[Formula]

C15H24O
[Molecular Weight]

220.36
[EINECS]

204-881-4
[RTECS]

GO7875000
[RTECS Class]

Tumorigen; Mutagen; Reproductive Effector; Human Data; Primary Irritant
[Merck]

13,1547
[Beilstein/Gmelin]

1911640
[Beilstein Reference]

4-06-00-03511
[EC Class]

dangerous for the environment
[Small spills/leaks]

Vacuum or sweep up material and place into a suitable disposal container. Reduce airborne dust and prevent scattering by moistening with water. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.
[Disposal Code]

3
[Incompatibilities]

Acid chlorides, acid anhydrides, oxidizing agents, bases, steel (corrodes it), brass, copper, copper alloys, and direct sunlight.
[Stability]

Stable under normal temperatures and pressures.
[Decomposition]

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
[UN Number]

3077
[HS Code]

2907 19 00