tert-Butylbenzene

tert-Butylbenzene Basic information
Product Name:tert-Butylbenzene
Synonyms:(1,1-dimethylethyl)-benzen;(2-methyl-2-propyl)benzene;2-Phenyl-2-methylpropane;2-Phenyl-iso-butane;Benzene, (1,1-dimethylethyl)-;benzene,(1,1-dimethylethyl)-;benzene,1,1-dimethylethyl-;Phenyltrimethylmethane
CAS:98-06-6
MF:C10H14
MW:134.22
EINECS:202-632-4
Product Categories:Arenes;Building Blocks;Analytical Chemistry;Standard Solution of Volatile Organic Compounds for Water & Soil Analysis;Chemical Synthesis;Organic Building Blocks;Organics;Standard Solutions (VOC);K00001
Mol File:98-06-6.mol
tert-Butylbenzene Structure
tert-Butylbenzene Chemical Properties
Melting point -58 °C
Boiling point 169 °C(lit.)
density 0.867 g/mL at 25 °C(lit.)
vapor density 3.16 (169 °C, vs air)
vapor pressure 4.79 mm Hg ( 37.7 °C)
refractive index n20/D 1.492(lit.)
Fp 94 °F
storage temp. Flammables area
solubility 29.5mg/l
form Liquid
pka>14 (Schwarzenbach et al., 1993)
color Clear colorless to yellow
explosive limit0.8-5.6%(V)
Water Solubility 0.03 g/L (20 ºC)
Merck 14,1551
BRN 1421537
Henry's Law Constant(x 10-2 atm?m3/mol): 1.17 at 25 °C (Hine and Mookerjee, 1975)
Stability:Stable. Flammable. Incompatible with oxidizing agents, combustible material.
CAS DataBase Reference98-06-6(CAS DataBase Reference)
NIST Chemistry ReferenceBenzene, tert-butyl-(98-06-6)
EPA Substance Registry Systemtert-Butylbenzene (98-06-6)
Safety Information
Hazard Codes Xn,F,Xi,N
Risk Statements 10-20-38-51/53-36
Safety Statements 23-24/25-61-26
RIDADR UN 2709 3/PG 3
WGK Germany 1
RTECS CY9120000
Autoignition Temperature842 °F
Hazard Note Irritant/Flammable
TSCA Yes
HazardClass 3
PackingGroup III
HS Code 29029080
Hazardous Substances Data98-06-6(Hazardous Substances Data)
MSDS Information
ProviderLanguage
2-Methyl-2-phenylpropane English
SigmaAldrich English
ACROS English
ALFA English
tert-Butylbenzene Usage And Synthesis
Chemical Propertiescolourless liquid with an aromatic odour
UsesOrganic synthesis, polymerization solvent, polymer linking agent.
Usestert-Butylbenzene is an useful intermediate for manufacturing agrochemicals and pharmaceuticals. tert-Butyl Toluene is used as a solvent for resins.
Synthesis Reference(s)The Journal of Organic Chemistry, 33, p. 923, 1968 DOI: 10.1021/jo01266a122
Tetrahedron Letters, 25, p. 4851, 1984 DOI: 10.1016/S0040-4039(01)91241-9
HazardToxic by ingestion.
Safety ProfileMildly toxic by ingestion. Flammable liquid when exposed to heat or flame. To fight fire, use foam, CO2, dry chemical, water spray, fog, mist. Incompatible with oxidizing materials. When heated to decomposition it emits acrid smoke and fumes
Environmental fatePhotolytic. At 25 °C, a rate constant of 4.58 x 10-12 cm3/molecule?sec was reported for the gasphase reaction of tert-butylbenzene with OH radicals (Ohta and Ohyama, 1985).
Chemical/Physical. tert-Butylbenzene will not hydrolyze because it has no hydrolyzable functional group (Kollig, 1995).
Purification MethodsWash it with cold conc H2SO4 until a fresh portion of acid is no longer coloured, then with 10% aqueous NaOH (care-effervescence), followed by distilled water until neutral. Dry it (CaSO4), and distil it in a glass helices-packed column, taking the middle fraction. [Beilstein 5 IV 1045.]
Methylparaben Paraquat dichloride Methyl 1-Bromo-4-tert-butylbenzene α-Bromo-4-(tert-butyl)toluene, 1-Bromomethyl-4-tert-butylbenzene 4-tert-Butylphenol Acetonitrile Recombinant Human Telomerase Butylbenzene Basic Violet 1 2-tert-Butyl-4-methylphenol tert-Butylbenzene Kresoxim-methyl Benzene 2,6-Di-tert-butylphenol Allylbenzene Methyl acetate Methyl bromide

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