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| CAS No.: | 1012-72-2 |
|---|---|
| Name: | 1,4-Di-tert-butylbenzene |
| Article Data: | 86 |
| Molecular Structure: | |
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|
|
| Formula: | C14H22 |
| Molecular Weight: | 190.329 |
| Synonyms: | Benzene,p-di-tert-butyl- (7CI,8CI);1,4-Bis(1,1-dimethylethyl)benzene;1,4-Bis(tert-butyl)benzene;NSC 6342;p-Bis(tert-butyl)benzene;p-Di-tert-butylbenzene; |
| EINECS: | 213-790-9 |
| Density: | 0.854 g/cm3 |
| Melting Point: | 76-78 °C(lit.) |
| Boiling Point: | 236 °C at 760 mmHg |
| Flash Point: | 96.9 °C |
| Solubility: | Insoluble in water. Soluble in ethanol, benzene, carbon tetrachloride. |
| Appearance: | white crystals or crystalline powder |
| Hazard Symbols: |
 N
|
| Risk Codes: | 50/53 |
| Safety: | 22-24/25-60-61 |
| Transport Information: | UN 3077 9/PG 3 |
| PSA: | 0.00000 |
| LogP: | 4.28160 |
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Chemistry
MF: C14H22
MW: 190.32
EINECS: 213-790-9
Flash Point: 96.9 °C
Density: 0.985 g/cm3
Melting Point: 76-78 °C(lit.)
Index of Refraction: 1.477
Appearance: white crystalline
Enthalpy of Vaporization: 45.36 kJ/mol
Boiling Point: 236 °C at 760 mmHg
Vapour Pressure: 0.0744 mmHg at 25°C
Synonyms: P-di-tert-butyl Benzene ; 1,4-bis(1,1-Dimethylethyl)-benzen ; 1,4-Tert-dibutylbenzene ; Benzene, p-di-tert-butyl- ; Benzene,1,4-di-tert-butyl- ; Bis(1,1-dimethylethyl)-benzen ; Bis(1,1-dimethylethyl)benzene ; P-di-tert-butyl-benzen
Product Categories: Aromatic Hydrocarbons (substituted) & Derivatives ; Benzene derivates ; Arenes ; Building Blocks ; Organic Building Blocks
Following is the molecular structure of P-di-tert-butyl Benzene(1012-72-2):
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Uses
P-di-tert-butyl Benzene(1012-72-2) is used as Organic synthesis intermediates.
Production
Manufacturing method: The rapid mixing, will pass into the dry isobutene mixture of benzene and sulfuric acid, the reaction heat, reaction temperature 15 ℃ or so, ventilation 1-1.5h, then stirred tank reactor 1h, points to the sulfuric acid layer, add a small amount of water to the reservoir, the precipitation of 1,4 - di-tert-butyl benzene crystal. The reservoir to fractionation, the availability of benzene, tert-butyl benzene and di-tert-butylbenzene.
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
A flammable liquid. When heated to decomposition it emits acrid smoke and irritating vapors.
Safety Information of P-di-tert-butyl Benzene(1012-72-2):
Hazard Codes: N
N: Dangerous for the environment .gif){kind=small}
Risk Statements: 50/53
50/53: Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Statements: 22-24/25-60-61
22: Do not breathe dust
24/25: Avoid contact with skin and eyes
60: This material and/or its container must be disposed of as hazardous waste
61: Avoid release to the environment. Refer to special instructions safety data sheet
RIDADR: UN 3077 9/PG 3
WGK Germany: 3
RTECS: CY8444000
HazardClass: 9
PackingGroup: III
Standards and Recommendations
DOT Classification: 3; Label: Flammable Liquid