Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)- supplier

Name
TETRAKIS(TRIMETHYLSILYL)SILANE
EINECS
CAS No. 4098-98-0
Article Data21
CAS DataBase
Density 0.791 g/cm³
Solubility
Melting Point ≥300 °C(lit.)
Formula C₁₂H₃₆Si₅
Boiling Point 265.2 °C at 760 mmHg
Molecular Weight 320.845
Flash Point 84.4 °C
Transport Information
Appearance white crystals
Safety 26-36
Risk Codes 36/37/38
Molecular Structure
Hazard Symbols Xi
Synonyms Tetra(trimethylsilyl)silane;Tetrakis(trimethylsilyl)silane;2,2-Bis(trimethylsilyl)-1,1,1,3,3,3-hexamethyl-trisilane;1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)trisilane;
PSA 0.00000
LogP 5.10160

Synthetic route

: 3704-46-9
dodecamethylpentasilane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
With aluminium trichloride In benzene for 1h; Heating;	96%
With aluminium trichloride In benzene

: 75-77-4
chloro-trimethyl-silane

: 10026-04-7, 53609-55-5
tetrachlorosilane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
With lithium In tetrahydrofuran at 5 - 20℃; for 9h; Heating / reflux;	79.3%

: 1-chloro-1-tris(trimethylsilyl)silyl-3,4-dimethyl-2,5-bis(trimethylsilyl)germacyclopentadiene

: tris(trimethylsilyl)silyl potassium

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 1,1,2,5-tetrakis(trimethylsilyl)-3,4-dimethyl-silacyclopentadiene

Conditions

Conditions	Yield
In tetrahydrofuran at -90 - 20℃; for 18h; Reagent/catalyst; Inert atmosphere; Schlenk technique; Glovebox;	A 72.2% B 59.1%

...Expand

: 17455-13-9
18-crown-6 ether

: 1-fluoro-1,1-diphenyl-2,2-bis(trimethylsilyl)trimethyltrisilane

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 2-fluoro-2,2-diphenyl-1,1-bis(trimethylsilyl)disilanyl potassium 18-crown-6

Conditions

Conditions	Yield
With potassium tert-butylate In 1,2-dimethoxyethane	A n/a B 65%

...Expand

: 4110-02-5
tris(trimethylsilyl)silyllithium

: 92886-77-6
methyl tris(trimethylsilyl)silanecarboxylate

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
In tetrahydrofuran at -80℃;	63%

: 4110-02-5
tris(trimethylsilyl)silyllithium

: 81671-48-9
triphenylsilyl tris(trimethylsilyl)silanecarboxylate

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 70096-33-2
Tris-(trimethylsilyl)-silancarbonsaeure

C: Si(SiMe3)3(SiPh3)

D: 791-31-1
triphenylhydroxysilane

Conditions

Conditions	Yield
With water In tetrahydrofuran	A 19% B 58% C 46% D 37%

...Expand

: 3704-46-9
dodecamethylpentasilane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
With aluminium trichloride In benzene for 1h; Heating;	96%
With aluminium trichloride In benzene

: 75-77-4
chloro-trimethyl-silane

: 10026-04-7, 53609-55-5
tetrachlorosilane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
With lithium In tetrahydrofuran at 5 - 20℃; for 9h; Heating / reflux;	79.3%

: 1-chloro-1-tris(trimethylsilyl)silyl-3,4-dimethyl-2,5-bis(trimethylsilyl)germacyclopentadiene

: tris(trimethylsilyl)silyl potassium

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 1,1,2,5-tetrakis(trimethylsilyl)-3,4-dimethyl-silacyclopentadiene

Conditions

Conditions	Yield
In tetrahydrofuran at -90 - 20℃; for 18h; Reagent/catalyst; Inert atmosphere; Schlenk technique; Glovebox;	A 72.2% B 59.1%

...Expand

: 17455-13-9
18-crown-6 ether

: 1-fluoro-1,1-diphenyl-2,2-bis(trimethylsilyl)trimethyltrisilane

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 2-fluoro-2,2-diphenyl-1,1-bis(trimethylsilyl)disilanyl potassium 18-crown-6

Conditions

Conditions	Yield
With potassium tert-butylate In 1,2-dimethoxyethane	A n/a B 65%

...Expand

: 4110-02-5
tris(trimethylsilyl)silyllithium

: 92886-77-6
methyl tris(trimethylsilyl)silanecarboxylate

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
In tetrahydrofuran at -80℃;	63%

: 4110-02-5
tris(trimethylsilyl)silyllithium

: 81671-48-9
triphenylsilyl tris(trimethylsilyl)silanecarboxylate

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 70096-33-2
Tris-(trimethylsilyl)-silancarbonsaeure

C: Si(SiMe3)3(SiPh3)

D: 791-31-1
triphenylhydroxysilane

Conditions

Conditions	Yield
With water In tetrahydrofuran	A 19% B 58% C 46% D 37%

...Expand

: 75-77-4
chloro-trimethyl-silane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
With tetrachlorosilane; lithium In tetrahydrofuran at 20℃; Inert atmosphere;	50%
With tetrachlorosilane; lithium In tetrahydrofuran at 0 - 20℃; for 37h; Inert atmosphere;	41%
With tetrachlorosilane; lithium for 16h;
With tetrachlorosilane; lithium In tetrahydrofuran at -60 - 20℃; for 13.5h; Inert atmosphere;

: 17455-13-9
18-crown-6 ether

: 1-fluoro-1,1-diphenyl-2,2-bis(trimethylsilyl)trimethyltrisilane

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 2-fluoro-2,2-diphenyl-1,1-bis(trimethylsilyl)disilanyl potassium 18-crown-6

C: tris(trimethylsilyl)silyl potassium

Conditions

Conditions	Yield
With potassium tert-butylate In benzene	A n/a B 45% C n/a

...Expand

: 4110-02-5
tris(trimethylsilyl)silyllithium

: 81671-48-9
triphenylsilyl tris(trimethylsilyl)silanecarboxylate

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: Si(SiMe3)3(SiPh3)

C: 791-31-1
triphenylhydroxysilane

Conditions

Conditions	Yield
With water In tetrahydrofuran	A n/a B n/a C 37%

...Expand

: 4110-02-5
tris(trimethylsilyl)silyllithium

A: 1450-14-2
1,1,1,2,2,2-hexamethyldisilane

B: 4098-98-0
tetrakis(trimethylsilyl)silane

C: 5181-43-1
2,2,3,3-tetrakis(trimethylsilyl)hexamethyltetrasilane

D: 130377-71-8
C6H18Li2Si3

Conditions

Conditions	Yield
at 140 - 150℃;	A n/a B 10% C 27% D 35%

...Expand

: 80-10-4
diphenylsilyl dichloride

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 5181-43-1
2,2,3,3-tetrakis(trimethylsilyl)hexamethyltetrasilane

C: 82615-12-1
octakis(trimethylsilyl)cyclotetrasilane

Conditions

Conditions	Yield
With sodium In toluene at 110℃; for 3h;	A 1% B 9% C 25%

...Expand

: 75-16-1
methylmagnesium bromide

: 93794-77-5
octamethylspiropentasilane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
In tetrahydrofuran

: 994-30-9
triethylsilyl chloride

: 513-81-5
2,3-dimethyl-buta-1,3-diene

: (2-methylbenzoyl)tris(trimethylsilyl)silane

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: triethylsilyl(tris(trimethylsilyl))silane

C: 6-(2-methylphenyl)-3,4-dimethyl-6-triethylsiloxy-1,1-bis(trimethylsilyl)-1-silacyclohex-3-ene

Conditions

Conditions	Yield
With lithium-tris(trimethylsilyl)silanide Yield given. Multistep reaction. Yields of byproduct given;

...Expand

: 994-30-9
triethylsilyl chloride

: 513-81-5
2,3-dimethyl-buta-1,3-diene

: C16H29OSi3(1-)*Li(1+)

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 6-mesityl-3,4-dimethyl-6-trimethylsiloxy-1,1-bis(trimethylsilyl)-1-silacyclohex-3-ene

Conditions

Conditions	Yield
1.) THF, -80 deg C, 2.) THF, from -80 deg C to RT; Yield given. Multistep reaction. Yields of byproduct given;

...Expand

: 4110-02-5
tris(trimethylsilyl)silyllithium

: 197797-33-4
triethylsilyl tris(trimethylsilyl)silanecarboxylate

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: triethylsilyl(tris(trimethylsilyl))silane

Conditions

Conditions	Yield
1.) -80 deg C to RT, THF, 2.) THF; Yield given. Multistep reaction;

...Expand

: 4110-02-5
tris(trimethylsilyl)silyllithium

: 18162-48-6
tert-butyldimethylsilyl chloride

: 197797-33-4
triethylsilyl tris(trimethylsilyl)silanecarboxylate

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: triethylsilyl(tris(trimethylsilyl))silane

C: tert-butyldimethylsilyl tris(trimethylsilyl)silanecarboxylate

Conditions

Conditions	Yield
1.) THF, -80 deg C to RT, 2.) THF; Yield given. Multistep reaction;
1.) -80 deg C to RT, 24 h, THF, 2.) THF; Yield given. Multistep reaction;

...Expand

: 1873-77-4
tris-(trimethylsilyl)silane

A: 3704-44-7
octamethyltrisilane

B: 4098-98-0
tetrakis(trimethylsilyl)silane

C: 5089-32-7
1,1,1,3,3,3-hexamethyltrisilane

D: 197305-30-9
1,1,1,2,2,2-hexakis(trimethylsilyl)disilane

Conditions

Conditions	Yield
In hexane for 2h; UV-irradiation; Further byproducts given. Title compound not separated from byproducts;

...Expand

: 1873-77-4
tris-(trimethylsilyl)silane

A: 2003-86-3
methyltris(trimethylsilyl)silane

B: 4098-98-0
tetrakis(trimethylsilyl)silane

C: 5089-32-7
1,1,1,3,3,3-hexamethyltrisilane

D: 139347-50-5
1,1,1,5,5,5-hexamethyl-3-(trimethylsilyl)trisiloxane

Conditions

Conditions	Yield
With methanol for 2.5h; UV-irradiation; Title compound not separated from byproducts;

...Expand

: mesitoyltris(trimethylsilyl)silane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: tetrahydrofuran / 2 h / -80 °C 2: 1.) THF, -80 deg C, 2.) THF, from -80 deg C to RT View Scheme

: 2003-85-2
tetrakis(dimethylsilyl)silane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: Br2 / CCl4 2: Li / tetrahydrofuran / -78 deg C to r.t. 3: tetrahydrofuran View Scheme

: 93794-76-4
tetrakis(dimethylbromosilyl)silane

: 4098-98-0
tetrakis(trimethylsilyl)silane

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: Li / tetrahydrofuran / -78 deg C to r.t. 2: tetrahydrofuran View Scheme

: tris(trimethylsilyl)silyl yttrium diiodide tris(tetrahydrofuran)

A: 4098-98-0
tetrakis(trimethylsilyl)silane

B: 5181-43-1
2,2,3,3-tetrakis(trimethylsilyl)hexamethyltetrasilane

Conditions

Conditions	Yield
for 18h; Inert atmosphere; Irradiation;

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 5089-31-6
tris(trimethylsilyl)silyl bromide

Conditions

Conditions	Yield
With methyllithium; bromine In tetrahydrofuran; diethyl ether for 1h; Ambient temperature;	100%
Multi-step reaction with 2 steps 1: potassium tert-butylate / tetrahydrofuran / 4 h / 20 °C / Schlenk technique 2: ethylene dibromide / toluene / 0 - 20 °C / Schlenk technique View Scheme

: 4098-98-0
tetrakis(trimethylsilyl)silane

: tris(trimethylsilyl)silyl potassium

Conditions

Conditions	Yield
With potassium tert-butylate In benzene at 80℃; for 336h;	100%
With potassium tert-butylate Inert atmosphere;
With potassium tert-butylate In tetrahydrofuran Inert atmosphere;

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 80-10-4
diphenylsilyl dichloride

: 101690-46-4
1-chloro-1,1-diphenyl-2,2-bis(trimethylsilyl)trimethyltrisilane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In 1,2-dimethoxyethane for 6h; Stage #2: diphenylsilyl dichloride In 1,2-dimethoxyethane; toluene for 14h;	99%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 110624-83-4
monobromoundecamethylcyclohexasilane

: 272123-23-6
tris(trimethylsilyl)(undecamethylcyclohexasilanyl)silane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With 18-crown-6 ether; potassium tert-butylate In toluene Stage #2: monobromoundecamethylcyclohexasilane In toluene at 20℃; for 6h;	98%

: 2401-73-2
1,1,3,3-tetramethyl-1,3-dichlorodisiloxane

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1,3-bis[tris(trimethylsilyl)silyl]-1,1,3,3-tetramethyldisiloxane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In toluene Stage #2: 1,1,3,3-tetramethyl-1,3-dichlorodisiloxane In toluene for 1h;	97%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 563-47-3
3-Chloro-2-methylpropene

: 182123-92-8
1,1,1,3,3,3-hexamethyl-2-(2-methylallyl)-2-(trimethylsilyl)trisilane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran at 20℃; for 10h; Inert atmosphere; Stage #2: 3-Chloro-2-methylpropene In tetrahydrofuran at 0 - 20℃; for 2h; Inert atmosphere;	94%
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran at 20℃; for 24h; Schlenk technique; Inert atmosphere; Stage #2: 3-Chloro-2-methylpropene In tetrahydrofuran at 0 - 20℃; for 49h; Schlenk technique; Inert atmosphere;	89%

: 109-99-9
tetrahydrofuran

: 4098-98-0
tetrakis(trimethylsilyl)silane

: tris(trimethylsilyl)silyl lithium * 3 tetrahydrofuran

Conditions

Conditions	Yield
With methyllithium lithium bromide In diethyl ether Ambient temperature;	92%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 4110-02-5
tris(trimethylsilyl)silyllithium

Conditions

Conditions	Yield
With methyllithium; lithium bromide In tetrahydrofuran; diethyl ether for 12h; Ambient temperature;	92%
With methyllithium In tetrahydrofuran; diethyl ether for 96h; Ambient temperature; Yield given;
With methyllithium In tetrahydrofuran for 48h; Ambient temperature;
With methyllithium In diethyl ether Ambient temperature;
With methyllithium In tetrahydrofuran; diethyl ether for 18h;

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1,1-dimethyl-2,5-bis(chlorodimethylsilyl)-3,4-diphenylsilole

: 1,1-dimethyl-2,5-bis[tris(trimethylsilyl)silyldimethylsilyl]-3,4-diphenylsilole

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran at 20℃; for 18h; Inert atmosphere; Stage #2: 1,1-dimethyl-2,5-bis(chlorodimethylsilyl)-3,4-diphenylsilole In toluene at 20℃; for 18h; Inert atmosphere;	91%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1873-77-4
tris-(trimethylsilyl)silane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran at 30 - 33℃; for 5h; Stage #2: With acetic acid In water at 5 - 10℃; for 2h;	90.3%
With methyllithium lithium bromide In diethyl ether at 20℃; for 19h; Inert atmosphere;	77%
Multi-step reaction with 2 steps 1: 80 percent / tetrahydrofuran / 1 h 2: 93 percent / H2SO4 / tetrahydrofuran; diethyl ether View Scheme

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 312-40-3
difluorodiphenylsilane

: 1-fluoro-1,1-diphenyl-2,2-bis(trimethylsilyl)trimethyltrisilane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran for 6h; Stage #2: With magnesium bromide ethyl etherate In tetrahydrofuran for 0.5h; Stage #3: difluorodiphenylsilane In tetrahydrofuran for 0.55h;	90%

: 1493-13-6
trifluorormethanesulfonic acid

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 123725-25-7
<1,1,3,3,3-Pentamethyl-2,2-bis(trimethylsilyl)trisilanyl>-trifluoromethanesulfonate

Conditions

Conditions	Yield
In dichloromethane for 15h; Ambient temperature;	87%

: 109-99-9
tetrahydrofuran

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1722-26-5
triethylamine-borane

: 865-47-4
potassium tert-butylate

: [(potassium tris(trimethylsilyl)silylboranate)(tetrahydrofuran)]4

Conditions

Conditions	Yield
In tetrahydrofuran (inert atm.), Schlenk techniques; addn. of K compd. to Si compd. in THF,addn. of soln. of B compd., heating to reflux for 24 h; evapn. in vacuum, treatment with pentane, concn., cooling to -60°C for 16 h, isolation of crystals;	87%

...Expand

: 18395-92-1
dichlorodi(2-methylpropyl)silane

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1373407-35-2
1-chloro-1,1-diisobutyl-2,2,2-tris(trimethylsilyl)disilane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran at 20℃; for 4h; Inert atmosphere; Stage #2: dichlorodi(2-methylpropyl)silane In toluene at -50 - 20℃; for 15h;	87%

: 18171-72-7
methyltris(chloromethyl)silane

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1253730-07-2
methyltris{[tris(trimethylsilyl)silyl]methyl}silane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With 18-crown-6 ether; potassium tert-butylate In toluene at 20℃; for 2h; Inert atmosphere; Stage #2: tris(chloromethyl)methylsilane In toluene at 20℃; Inert atmosphere;	86%

: [Li(diethylene glycol dimethyl ether)2][Cr(CO)5I]

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 866354-21-4
[Li(diethylene glycol dimethyl ether)2][Cr(CO)5Si(SiMe3)3]

Conditions

Conditions	Yield
With t-BuOK In tetrahydrofuran (Ar); Si compd. (1.5 equiv.) and t-BuOK (1.5 equiv.) were reacted in THF; Cr complex was added; mixt. was reacted overnight; volatiles removed (vac.); extd. (Et2O); concd. at -37°C; elem. anal.;	82%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 2344-80-1
Chloromethyltrimethylsilane

: 1253730-05-0
2-(trimethylsilyl)-2-[(trimethylsilyl)methyl]hexamethyltrisilane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With 18-crown-6 ether; potassium tert-butylate In toluene at 20℃; for 2h; Inert atmosphere; Stage #2: Chloromethyltrimethylsilane In toluene at 20℃; for 4h; Inert atmosphere;	82%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 14101-95-2
chlorotriisopropylstannane

: 872880-39-2
triisopropyl[tris(trimethylsilyl)silyl]stannane

Conditions

Conditions	Yield
With potassium tert-butoxide; 18-crown-6 In benzene under inert atm. to soln. Si(SiMe3)4 in benzene KO-t-Bu and 18-crown-6 were added, stirred for 30 min, and added dropwise to soln. (i-Pr)3SnCl in benzene and stirred for 2 h; react. mixt. was poured into 1 M aq. H2SO4 and extd. with Et2O, org. layer was dried over Na2SO4, solvent was removed in vacuo, residue was recrystd. from ether-acetone (1:1); elem. anal.;	81%

Yield

With potassium tert-butoxide; 18-crown-6 In benzene under inert atm. to soln. Si(SiMe3)4 in benzene KO-t-Bu and 18-crown-6 were added, stirred for 30 min, and added dropwise to soln. (i-Pr)3SnCl in benzene and stirred for 2 h; react. mixt. was poured into 1 M aq. H2SO4 and extd. with Et2O, org. layer was dried over Na2SO4, solvent was removed in vacuo, residue was recrystd. from ether-acetone (1:1); elem. anal.;

81%

: 3030-47-5
N,N,N',N'',N'''-pentamethyldiethylenetriamine

: 4098-98-0
tetrakis(trimethylsilyl)silane

: C9H27Si4(1-)*2C9H23N3*K(1+)

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran for 0.25h; Stage #2: N,N,N',N'',N'''-pentamethyldiethylenetriamine In tetrahydrofuran for 0.5h;	80.7%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 2700-22-3
Benzylidenemalononitrile

A: 126181-81-5
2-[phenyl(trimethylsilyl)methyl]malononitrile

B: C19H34N2Si4

Conditions

Conditions	Yield
With phenanthrene In acetonitrile for 5h; Irradiation;	A n/a B 80%

...Expand

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 865-47-4
potassium tert-butylate

A: 13058-24-7
tert-butoxytrimethylsilane

B: tris(trimethylsilyl)silyl potassium

Conditions

Conditions	Yield
In tetrahydrofuran for 1h; Yield given;	A n/a B 80%

...Expand

: 4098-98-0
tetrakis(trimethylsilyl)silane

A: 13058-24-7
tert-butoxytrimethylsilane

B: tris(trimethylsilyl)silyl potassium

Conditions

Conditions	Yield
With potassium tert-butylate In tetrahydrofuran for 1h;	A n/a B 80%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 172295-83-9
2,3-dihydro-1,3-di(neopentyl)-1H-1,3,2-benzodiazasilol-2-ylidene

: C25H53N2Si5(1-)*Li(1+)

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With methyllithium In tetrahydrofuran Stage #2: 2,3-dihydro-1,3-di(neopentyl)-1H-1,3,2-benzodiazasilol-2-ylidene In tetrahydrofuran; hexane at -30 - 20℃;	80%

: 110-18-9
N,N,N,N,-tetramethylethylenediamine

: 4098-98-0
tetrakis(trimethylsilyl)silane

: tri(trimethylsilyl)silyl potassium tetramethylethylenediamine adduct

Conditions

Conditions	Yield
With potassium tert-butylate In toluene at 20℃; for 2h;	80%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 18162-48-6
tert-butyldimethylsilyl chloride

: 187084-81-7
(tert-butyldimethylsilyl)tris(trimethylsilyl)silane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate In tetrahydrofuran for 10h; Stage #2: tert-butyldimethylsilyl chloride In toluene at -20 - 20℃;	80%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1253730-10-7
bis(chloromethyl)methyl(2,4,6-trimethoxyphenyl)silane

: 1253730-14-1
methyl(2,4,6-trimethoxyphenyl)bis{[tris(trimethylsilyl)silyl]methyl}silane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With 18-crown-6 ether; potassium tert-butylate In toluene at 20℃; for 2h; Inert atmosphere; Stage #2: bis(chloromethyl)methyl(2,4,6-trimethoxyphenyl)silane In toluene at 55℃; for 1h; Inert atmosphere;	77%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 1253730-12-9
(chloromethyl)dimethyl(2,4,6-trimethoxyphenyl)silane

: 1253730-09-4
dimethyl(2,4,6-trimethoxyphenyl){[tris(trimethylsilyl)silyl]methyl}silane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With 18-crown-6 ether; potassium tert-butylate In toluene at 20℃; for 2h; Inert atmosphere; Stage #2: (chloromethyl)dimethyl(2,4,6-trimethoxyphenyl)silane In toluene at 20℃; Inert atmosphere;	76%

: 4098-98-0
tetrakis(trimethylsilyl)silane

: 134648-86-5
(methoxydimethylsilyl)tris(trimethylsilyl)silane

Conditions

Conditions	Yield
Stage #1: tetrakis(trimethylsilyl)silane With potassium tert-butylate; magnesium bromide ethyl etherate; dimethylsilicon dichloride In tetrahydrofuran at 0℃; for 12h; Inert atmosphere; Stage #2: With triethylamine In methanol; 1,2-dimethoxyethane at 0℃; for 12h; Inert atmosphere;	75%
Multi-step reaction with 2 steps 1: 58 percent / Li / tetrahydrofuran; toluene / 7 h / Ambient temperature 2: 80 percent / tetrahydrofuran / 3 h / Heating View Scheme
Multi-step reaction with 3 steps 1: 58 percent / Li / tetrahydrofuran; toluene / 7 h / Ambient temperature 2: 88 percent / I2 / benzene / 0.5 h / Ambient temperature 3: 90 percent / CH2Cl2 / 0.17 h / Ambient temperature View Scheme

Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)- Specification

The Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)-, with the CAS registry number 4098-98-0, is also known as Tetrakil(trimethylsilyl)silane. It belongs to the product categories of Si (Classes of Silicon Compounds); Si-Si Compounds. This chemical's molecular formula is C₁₂H₃₆Si₅ and molecular weight is 320.84. What's more, its systematic name is 1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)trisilane. It should be sealed and stored in a dark, ventilated and dry place and be protected from light.

Physical properties of Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)- are: (1)ACD/LogP: 6.50; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 6.5; (4)ACD/LogD (pH 7.4): 6.5; (5)ACD/BCF (pH 5.5): 51449.36; (6)ACD/BCF (pH 7.4): 51449.36; (7)ACD/KOC (pH 5.5): 82032.82; (8)ACD/KOC (pH 7.4): 82032.82; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 0 Å²; (13)Index of Refraction: 1.413; (14)Molar Refractivity: 101.22 cm³; (15)Molar Volume: 405.3 cm³; (16)Polarizability: 40.13×10^-24 cm³; (17)Surface Tension: 15.5 dyne/cm; (18)Density: 0.791 g/cm³; (19)Flash Point: 84.4 °C; (20)Enthalpy of Vaporization: 48.29 kJ/mol; (21)Boiling Point: 265.2 °C at 760 mmHg; (22)Vapour Pressure: 0.0152 mmHg at 25°C.

Preparation: this chemical can be prepared by tetrakis(trimethylsilyl)silane by heating. This reaction will need reagent AlCl₃ and solvent benzene with the reaction time of 1 hour. The yield is about 96%.

Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)- can be prepared by tetrakis(trimethylsilyl)silane

Uses of Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)-: it can be used to produce tris(trimethylsilyl)silyllithium at the ambient temperature. It will need reagent MeLi*LiBr complex and solvent diethyl ether. The yield is about 92%.

tetrahydrofuran and Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)- can be used to produce tris(trimethylsilyl)silyllithium

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C[Si](C)(C)[Si]([Si](C)(C)C)([Si](C)(C)C)[Si](C)(C)C
(2)InChI: InChI=1/C12H36Si5/c1-13(2,3)17(14(4,5)6,15(7,8)9)16(10,11)12/h1-12H3
(3)InChIKey: BOJSDHZZKKYWAS-UHFFFAOYAL

Product Name

TETRAKIS(TRIMETHYLSILYL)SILANE

Synthetic route

Trisilane,1,1,1,3,3,3-hexamethyl-2,2-bis(trimethylsilyl)- Specification

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