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CAS No.: | 6362-80-7 |
---|---|
Name: | 4-Methyl-2,4-diphenyl-1 -pentene |
Article Data: | 67 |
Molecular Structure: | |
Formula: | C18H20 |
Molecular Weight: | 236.357 |
Synonyms: | 1-Pentene,4-methyl-2,4-diphenyl- (6CI,7CI,8CI); 2,4-Diphenyl-4-methyl-1-pentene;4-Methyl-2,4-diphenyl-1-pentene; Nofmer MSD; a-(2-Methyl-2-phenylpropyl)styrene |
EINECS: | 228-846-8 |
Density: | 0.99 |
Boiling Point: | 161 ºC (5 mmHg) |
Flash Point: | >110 ºC |
Hazard Symbols: | |
Risk Codes: | R36/37 |
Safety: | S26;S36 |
PSA: | 0.00000 |
LogP: | 5.06770 |
Conditions | Yield |
---|---|
With di-tert-butyl peroxide; potassium carbonate at 120℃; for 93h; | 100% |
With di-tert-butyl peroxide; potassium carbonate at 120℃; for 93h; Degassed pressure tube; | 100% |
With triethyl borane; oxygen at 80℃; for 12h; | 35 %Chromat. |
isopropenylbenzene
A
1,1,3-trimethyl-3-phenylindane
B
2,4-diphenyl-4-methyl-pent-1-ene
C
4-methyl-2,4-diphenylpent-2-ene
Conditions | Yield |
---|---|
thiol-modified Al-loaded mesoporous silica In toluene at 120℃; for 2h; | A 97.1% B 0.7% C 1% |
thiol-modified Al-loaded mesoporous silica In toluene at 80℃; for 2h; | A 37.5% B 16.9% C 42.8% |
nafion resin; silica gel In various solvent(s) at 50℃; under 760 Torr; Product distribution; Rate constant; var. soluble liquid acids and resin-based solid acids as catalysts; var. time and solv.; |
Conditions | Yield |
---|---|
With indium(III) bromide In dichloromethane at 0℃; for 2h; | 90% |
With ruthenium trichloride In tetrahydrofuran | 78% |
With C13H17N3Ni(1+)*C32H12BF24(1-) In 1,2-dichloro-ethane at 60℃; for 4h; Inert atmosphere; | 72% |
Conditions | Yield |
---|---|
With bismuth(III) bromide In dichloromethane at -78 - 0℃; Inert atmosphere; | 88% |
With acetic anhydride; cerium triflate In acetonitrile at 20℃; for 24h; | 84% |
With iron(III) p-toluenesulfonate hexahydrate; acetic anhydride In acetonitrile | 26% |
Multi-step reaction with 2 steps 1: p-toluenesulfonic acid / benzene 2: 90 percent / InBr3 / CH2Cl2 / 2 h / 0 °C View Scheme |
Isopropylbenzene
2-((2-phenylallyl)oxy)isoindoline-1,3-dione
A
N-hydroxyphthalimide
B
2,4-diphenyl-4-methyl-pent-1-ene
Conditions | Yield |
---|---|
With di-tert-butyl peroxide In neat (no solvent) at 120℃; for 29h; | A n/a B 76% |
Isopropylbenzene
2-((2-phenylallyl)oxy)isoindoline-1,3-dione
2,4-diphenyl-4-methyl-pent-1-ene
Conditions | Yield |
---|---|
With di-tert-butyl peroxide In neat (no solvent) at 120℃; for 29h; Sealed tube; | 76% |
With di-tert-butyl peroxide at 120℃; Temperature; Sealed tube; |
cumenyl chloride
zinc diacetate
A
1-methyl-1-phenylethyl alcohol
B
cumyl acetate
C
2,4-diphenyl-4-methyl-pent-1-ene
D
isopropenylbenzene
Conditions | Yield |
---|---|
In acetic acid at 10 - 15℃; for 2h; | A 3.4 g B 72% C 5.9 g D 2.9 g |
1-methyl-1-phenylethyl alcohol
A
1,1,3-trimethyl-3-phenylindane
B
2,4-diphenyl-4-methyl-pent-1-ene
C
1,1-dimethyl-3-(2-methyl-2-phenylpropyl)-3-phenyl-2,3-dihydro-1H-indene
Conditions | Yield |
---|---|
With iron(III) chloride; 1,1,1,3',3',3'-hexafluoro-propanol; nitric acid at 20℃; for 3h; Catalytic behavior; | A 7 %Spectr. B 62% C 9 %Spectr. |
1-methyl-1-phenylethyl alcohol
A
2,4-diphenyl-4-methyl-pent-1-ene
B
isopropenylbenzene
Conditions | Yield |
---|---|
With phosphoric acid; acetic anhydride for 48h; Ambient temperature; | A 23% B 60% |
With o-benzenedisulfonimide; acetic anhydride at 20℃; | A 45% B 31% |
Conditions | Yield |
---|---|
zinc chloride diethyl ether In dichloromethane at -78℃; for 17h; | 58% |