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CAS No.: | 2488-01-9 |
---|---|
Name: | 1,4-Bis(dimethylsilyl)benzene |
Article Data: | 19 |
Molecular Structure: | |
Formula: | C10H18 Si2 |
Molecular Weight: | 194.424 |
Synonyms: | Silane,1,4-phenylenebis[dimethyl- (9CI); Silane, p-phenylenebis[dimethyl- (7CI,8CI);1,4-Bis(dimethylhydrogensilyl)benzene; 1,4-Bis(dimethylsilyl)benzene;p-Bis(dimethylsilyl)benzene; p-Phenylenebis[dimethylsilane] |
EINECS: | 219-638-8 |
Density: | 0.872 |
Melting Point: | 115 °C |
Boiling Point: | 218.2°Cat760mmHg |
Flash Point: | 80.8°C |
Hazard Symbols: | |
Risk Codes: | 22 |
Safety: | Moderately toxic by ingestion. Slightly toxic by skin contact. When heated to decomposition it emits acrid smoke and irritating vapors. |
PSA: | 0.00000 |
LogP: | 1.07400 |
Conditions | Yield |
---|---|
With magnesium In tetrahydrofuran at 50 - 85℃; for 16h; Inert atmosphere; | 98% |
Stage #1: 1.4-dibromobenzene With magnesium In tetrahydrofuran Inert atmosphere; Stage #2: dimethylmonochlorosilane In tetrahydrofuran at 50 - 85℃; | 98% |
With magnesium In tetrahydrofuran for 3h; Heating; | 85% |
Conditions | Yield |
---|---|
With Tris(3,6-dioxaheptyl)amine; sodium In 5,5-dimethyl-1,3-cyclohexadiene at 100 - 110℃; for 7h; Concentration; | 95% |
With magnesium In diethyl ether; toluene | 86.6% |
Conditions | Yield |
---|---|
With oxygen In tetrahydrofuran; water at 20℃; under 760.051 Torr; for 1h; Green chemistry; | 99% |
With C20H24MnN8O2(2+)*2ClO4(1-)*2H2O; dihydrogen peroxide In acetone at 20℃; for 0.25h; Green chemistry; | 98% |
With water In tetrahydrofuran at 20℃; for 3h; | 96% |
Conditions | Yield |
---|---|
With C34H39N3O2Rh(1+)*BF4(1-) In dichloromethane-d2 at 60℃; for 4h; Inert atmosphere; Glovebox; stereoselective reaction; | 99% |
With [Pt(1,3-bis{2,6-bis(diphenylmethyl)-4-methoxyphenyl}imidazol-2-ylidene)(divinyltetramethyldisiloxane)] In toluene at 35℃; Inert atmosphere; Schlenk technique; | 92% |
Allyl glycidyl ether
1,4-bis(dimethylsilyl)benzene
1,4-bis(dimethyl(3-(oxiran-2-ylmethoxy)propyl)silyl)benzene
Conditions | Yield |
---|---|
With platinum(0)-1,3-divinyl-1,1,3,3-tetramethyldisiloxane complex In 5,5-dimethyl-1,3-cyclohexadiene at 0 - 20℃; for 1.16667h; Inert atmosphere; | 97% |
Conditions | Yield |
---|---|
With platinum on carbon nanotubes In neat (no solvent) at 20℃; for 36h; | 97% |
1,4-bis(dimethylsilyl)benzene
tris(pentafluorophenyl)borate
pentaphenylcyclopentaphosphane
Conditions | Yield |
---|---|
In dichloromethane | 96% |
In dichloromethane B(C6F5)3 added to soln. of P5Ph5, C6H4(SiMe2H)2 added, mixt. stirred overnight; elem. anal.; | 96% |
Conditions | Yield |
---|---|
With tellurium tetrachloride In benzene for 2h; Heating; | 95% |
With iron(III) chloride; acetyl chloride In 1,2-dichloro-ethane at 20℃; Cooling with ice; | 90% |
at 0℃; | 64% |
With trichloroisocyanuric acid In tetrahydrofuran at -20℃; Inert atmosphere; Schlenk technique; | 61% |
With dichloromethane; eosin y at 20℃; for 24h; Reagent/catalyst; Sealed tube; Inert atmosphere; Irradiation; Green chemistry; | 99 %Spectr. |
Conditions | Yield |
---|---|
tris(pentafluorophenyl)borate In toluene at 25 - 32℃; for 4h; | 95% |
Conditions | Yield |
---|---|
Stage #1: 1,4-bis(dimethylsilyl)benzene; allylsuccinic anhydride With dihydrogen hexachloroplatinate In ethanol; toluene at 70℃; Stage #2: 1,4-bis(dimethylsilyl)benzene In ethanol; toluene at 70 - 90℃; for 3.33333h; | 95% |
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IUPAC Name: [4-(Dimethyl-$l^{3}-silanyl)phenyl]-dimethylsilicon
The molecular formula of 1,4-Bis(dimethylsilyl)benzene (CAS NO.2488-01-9) is C10H18Si2.
The molecular weight of 1,4-Bis(dimethylsilyl)benzene (CAS NO.2488-01-9) is 194.42.
Synonyms of 1,4-Bis(dimethylsilyl)benzene (CAS NO.2488-01-9): 1,4-Phenylenebis(dimethylsilane) ; Benzol-1,4-diylbis(dimethylsilan) ; p-Bis(dimethylsilyl)benzene
Enthalpy of Vaporization: 43.6 kJ/mol
Flash Point: 80.8 °C
Boiling Point: 218.2 °C
EINECS: 219-638-8
BRN: 1072658
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | oral | 1535mg/kg (1535mg/kg) | "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1235, 1986. | |
mouse | LD50 | skin | 3gm/kg (3000mg/kg) | "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1235, 1986. |
Reported in EPA TSCA Inventory.
Moderately toxic by ingestion. Slightly toxic by skin contact. When heated to decomposition it emits acrid smoke and irritating vapors.Safety information of 1,4-Bis(dimethylsilyl)benzene (CAS NO.2488-01-9):
Hazard Codes Xn
Risk Statements 22
R22:Harmful if swallowed.
Safety Statements 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
WGK Germany 3
RTECS VV4830000
TSCA Yes