chloro-trimethyl-silane
sodium dimethylsiloxanediolate
Octamethyltrisiloxane
Conditions | Yield |
---|---|
In hexane at -40 - -30℃; | 100% |
Hexamethyldisiloxane
dimethylsilicon dichloride
A
chloro-trimethyl-silane
B
Octamethyltrisiloxane
C
decamethyltetrasiloxane
D
dodecamethylpentasiloxane
Conditions | Yield |
---|---|
at 60 - 65℃; for 10h; Further byproducts given; | A 51% B n/a C n/a D n/a |
ethyl trimethylsilyl ether
dimethylsilicon dichloride
Octamethyltrisiloxane
Conditions | Yield |
---|---|
Stage #1: ethyl trimethylsilyl ether With sodium hydroxide In pyridine at 70℃; for 1.5h; Stage #2: dimethylsilicon dichloride In benzene | 48% |
chloro-trimethyl-silane
1-chloro-1,1,3,3,3-pentamethyldisiloxane
A
Octamethyltrisiloxane
B
1,2-Bis(trimethylsiloxy)-1,1,2,2-tetramethyl-disilan
C
1-Trimethylsiloxy-pentamethyl-disilan
Conditions | Yield |
---|---|
With lithium In tetrahydrofuran at 20℃; for 96h; Substitution; | A n/a B n/a C 46% |
1,1,1,2,2,2-hexamethyldisilane
A
tetramethylsilane
B
Hexamethyldisiloxane
C
Octamethyltrisiloxane
D
Hexamethylcyclotrisiloxane
E
decamethyltetrasiloxane
Conditions | Yield |
---|---|
With carbon monoxide; nickel at 200℃; under 750.06 Torr; for 2h; Product distribution; various reagents and reaction conditions; | A n/a B 25.8% C n/a D n/a E n/a |
1-chloro-1,1,3,3,3-pentamethyldisiloxane
A
Octamethyltrisiloxane
B
1,2-Bis(trimethylsiloxy)-1,1,2,2-tetramethyl-disilan
Conditions | Yield |
---|---|
Stage #1: 1-chloro-1,1,3,3,3-pentamethyldisiloxane With lithium In tetrahydrofuran for 14h; Metallation; Heating; Stage #2: With chloro-trimethyl-silane In tetrahydrofuran at 20℃; for 24h; Condensation; | A n/a B 23% |
decamethyltetrasiloxane
A
Hexamethyldisiloxane
B
Octamethyltrisiloxane
C
dodecamethylpentasiloxane
Conditions | Yield |
---|---|
With molecular sieve at 20 - 100℃; for 0.017 - 24h; Product distribution / selectivity; | A 12.98% B 19.28% C 13.74% |
With linear phosphonitrilic chloride; diatomaclous earth (Celite 545) at 20 - 100℃; for 0.017 - 24h; Product distribution / selectivity; | A 15.21% B 18.64% C 12.58% |
With dodecylbenzene-sulphonic acid at 120℃; for 4 - 24h; Product distribution / selectivity; | A 11.16% B 15.02% C 12.46% |
bis(trimethylsiloxy)(trimethylsilyl)methylsilane
A
1,1,1,3,5,5,5-heptamethyltrisiloxan
B
Octamethyltrisiloxane
Conditions | Yield |
---|---|
at 850℃; | A 14% B 10% |
Conditions | Yield |
---|---|
With iron(III) chloride |
dimethyldibromosilane
Hexamethyldisiloxane
A
Octamethyltrisiloxane
B
decamethyltetrasiloxane
Conditions | Yield |
---|---|
With iron(III) chloride |
Conditions | Yield |
---|---|
With Fuller's Earth |
Perbenzoic acid
octamethyltrisilane
A
Octamethyltrisiloxane
B
benzoic acid
Conditions | Yield |
---|---|
In benzene at 20℃; Rate constant; |
1,1,1,3,3-pentamethyl-1,3-disiloxane
A
Hexamethyldisiloxane
B
1,1,1,3,5,5,5-heptamethyltrisiloxan
C
Octamethyltrisiloxane
D
decamethyltetrasiloxane
E
1,1,1,3,3,5,5-heptamethyltrisiloxane
F
M2DDH
Conditions | Yield |
---|---|
With bis(triphenylphosphine)carbonyliridium(I) chloride In benzene at 70℃; for 116h; Product distribution; other siloxanes; |
1-chloro-1,1,3,3,3-pentamethyldisiloxane
lithium trimethylsilanolate
Octamethyltrisiloxane
Conditions | Yield |
---|---|
In diethyl ether; benzene at 20℃; Rate constant; |
Conditions | Yield |
---|---|
With Perbenzoic acid In benzene at 35 - 45℃; | |
With Perbenzoic acid In benzene at 35 - 45℃; Rate constant; Kinetics; |
1-Trimethylsiloxy-pentamethyl-disilan
Octamethyltrisiloxane
Conditions | Yield |
---|---|
With Perbenzoic acid In benzene at 25℃; Rate constant; Thermodynamic data; Mechanism; ΔH(excit.), ΔG(excit.), ΔS(excit.); | |
With Perbenzoic acid In benzene at 35℃; Rate constant; |
Conditions | Yield |
---|---|
In benzene at 26.9℃; Equilibrium constant; |
chloro-trimethyl-silane
dimethylsilicon dichloride
A
Octamethyltrisiloxane
B
Hexamethylcyclotrisiloxane
C
decamethyltetrasiloxane
D
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With water In toluene at 20℃; for 27h; Further byproducts given. Yields of byproduct given; | A 26 % Chromat. B n/a C n/a D n/a |
chloro-trimethyl-silane
dimethylsilicon dichloride
A
Octamethyltrisiloxane
B
decamethyltetrasiloxane
C
octamethylcyclotetrasiloxane
Conditions | Yield |
---|---|
With water In toluene at 20℃; for 27h; Yield given. Yields of byproduct given; |
Hexamethyldisiloxane
1,1,1-trichloro-3,3,3-trimethyl-disiloxane
A
chloro-trimethyl-silane
B
tetramethylsilane
C
Octamethyltrisiloxane
D
bis-trimethylsiloxy-dichlorosilane
Conditions | Yield |
---|---|
at 650℃; for 0.0111111h; Further byproducts given. Title compound not separated from byproducts; |
Hexamethyldisiloxane
1,1,1-trichloro-3,3,3-trimethyl-disiloxane
A
tetramethylsilane
B
1-chloro-1,1,3,3,3-pentamethyldisiloxane
C
Octamethyltrisiloxane
D
bis-trimethylsiloxy-dichlorosilane
Conditions | Yield |
---|---|
at 650℃; for 0.0111111h; Product distribution; pyrolysis; |
Hexamethyldisiloxane
1,1,1-trichloro-3,3,3-trimethyl-disiloxane
A
1-chloro-1,1,3,3,3-pentamethyldisiloxane
B
Octamethyltrisiloxane
C
bis-trimethylsiloxy-dichlorosilane
Conditions | Yield |
---|---|
at 650℃; for 0.0111111h; Further byproducts given. Title compound not separated from byproducts; |
ethyl trimethylsilyl ether
pentamethyldisiloxanol
A
Trimethylsilanol
B
Hexamethyldisiloxane
C
Octamethyltrisiloxane
D
decamethyltetrasiloxane
E
ethoxy pentamethyldisiloxane
Conditions | Yield |
---|---|
With bis(trichlorophosphine)iminium hexachlorophosphate In 1,1,2,2-tetrachloroethylene; n-heptane at 25℃; Rate constant; various reagent concentrations, other reagent; |
chloro-trimethyl-silane
Hexamethyldisiloxane
A
1-chloro-1,1,3,3,3-pentamethyldisiloxane
B
Octamethyltrisiloxane
C
Hexamethylcyclotrisiloxane
D
decamethyltetrasiloxane
E
octamethylcyclotetrasiloxane
F
1-chloroheptamethyltrisiloxane
Conditions | Yield |
---|---|
at 675℃; Product distribution; |
Hexamethyldisiloxane
A
1-chloro-1,1,3,3,3-pentamethyldisiloxane
B
Octamethyltrisiloxane
C
Hexamethylcyclotrisiloxane
D
1,1,1-trichloro-3,3,3-trimethyl-disiloxane
E
1-chloroheptamethyltrisiloxane
F
1,1,1,3-tetrachloro-3,3-dimethyldisiloxane
Conditions | Yield |
---|---|
With tetrachlorosilane at 700℃; for 0.0166667h; Product distribution; dependence of the composition of the condensate on the residence time; on the reaction temperature (600-720 deg C); on the ratio of the starting materials at 675 deg C and τ=30 s; |
trimethylsilyl iodide
octamethylcyclotetrasiloxane
A
Octamethyltrisiloxane
B
decamethyltetrasiloxane
C
dodecamethylpentasiloxane
D
decamethylcyclopentasiloxane
Conditions | Yield |
---|---|
at 190℃; for 10h; Yield given; Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts; |
dimethylsilicon dichloride
A
Octamethyltrisiloxane
B
decamethyltetrasiloxane
C
dodecamethylpentasiloxane
D
decamethylcyclopentasiloxane
Conditions | Yield |
---|---|
With sodium nitrate; 1,1,1,3,3,3-hexamethyl-disilazane at 65℃; for 2h; Yield given; Yields of byproduct given. Title compound not separated from byproducts; | |
With sodium nitrate; 1,1,1,3,3,3-hexamethyl-disilazane at 20℃; for 2h; Yield given; Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts; |
dimethylsilicon dichloride
A
Octamethyltrisiloxane
B
decamethyltetrasiloxane
C
decamethylcyclopentasiloxane
D
tetradecamethylhexasiloxane
Conditions | Yield |
---|---|
With sodium nitrate; 1,1,1,3,3,3-hexamethyl-disilazane at 20℃; for 2h; Yield given; Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts; |
tetramethylammonium
octamethylcyclotetrasiloxane
water
Octamethyltrisiloxane
Conditions | Yield |
---|---|
at 80℃; Aequilibrierung; |
Conditions | Yield |
---|---|
With iodine; (3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid Heating; | 90% |
Octamethyltrisiloxane
phenyltrifluorosilane
A
trimethylsilyl fluoride
B
1,1,1,3,3-pentamethyl-5,5-difluoro-5-phenyltrisiloxane
Conditions | Yield |
---|---|
for 72h; Ambient temperature; | A n/a B 55% |
Conditions | Yield |
---|---|
With zirconium(IV) oxide; ethyl chloromethyl ether In chloroform-d1 at 20℃; for 4h; Reagent/catalyst; Schlenk technique; Inert atmosphere; | 43% |
Conditions | Yield |
---|---|
With tert-butylethylene at 50℃; for 168h; | 33% |
Octamethyltrisiloxane
dichloro(fluoro)(phenyl)silane
A
chloro-trimethyl-silane
B
phenyl(pentamethyldisiloxanyl)fluorochlorosilane
Conditions | Yield |
---|---|
at 20℃; | A n/a B 27% |
Octamethyltrisiloxane
A
3,3,-dichloro-1,1,1,5,5,7,7,7,-octamethyl-3-germa-2,4,6-trioxa-1,5,7-trisilaheptane
B
(CH3)3SiOGe(CH3)2(OSi(CH3)2)2OSi(CH3)3
C
(CH3)3SiOGe(CH3)2(OSi(CH3)2)3OSi(CH3)3
D
1,1,1-trichloro-3,3,5,5,5-pentamethyl-1-germa-4-oxa-3,5-disilapentane
Conditions | Yield |
---|---|
react. of dichlorogermylene with trisiloxane; | A 23% B 5% C 1.5% D 3% |
Conditions | Yield |
---|---|
With tetrabutylammonium decatungstate In acetonitrile for 3h; UV-irradiation; Inert atmosphere; | 10% |
2-butoxy-[1,3]dioxolane
Octamethyltrisiloxane
A
butoxytrimethylsilane
B
Hexamethyldisiloxane
C
n-butyl formate
D
C10H28O3Si3
E
C8H20O4Si2
F
Formic acid 2-(butoxy-dimethyl-silanyloxy)-ethyl ester
Conditions | Yield |
---|---|
sulfuric acid at 16 - 20℃; other 2-alkoxy-1,3-dioxacycloalkane; |
Conditions | Yield |
---|---|
In benzene at 26.9℃; Equilibrium constant; Thermodynamic data; ΔG, ΔH, ΔS; |
Octamethyltrisiloxane
A
chloro-trimethyl-silane
B
1-chloro-1,1,3,3,3-pentamethyldisiloxane
Conditions | Yield |
---|---|
With hydrogenchloride In 1,4-dioxane; benzene at 29.9℃; Rate constant; without added water; in the presence of MeSiCl3; |
Octamethyltrisiloxane
A
trimethylsilyl fluoride
B
fluoropentamethyldisiloxane
Conditions | Yield |
---|---|
With BF3*dioxan In benzene-d6 at 29.9℃; Rate constant; |
Octamethyltrisiloxane
A
trimethylsilyl fluoride
B
fluoropentamethyldisiloxane
Conditions | Yield |
---|---|
With boron trifluoride In 1,4-dioxane at 30℃; Rate constant; |
IUPAC Name: Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl-
The MF of Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl- (107-51-7) is C8H24O2Si3.
The MW of Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl- (107-51-7) is 236.534.
Synonyms of Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl- (107-51-7): Methylpolysiloxane ; Dimethylbis(trimethylsilyloxy)silane ; Poly(dimethylsiloxane), hydroxy terminated ; Poly(dimethylsiloxane), 200(r) fluid ; Octamethyltrisiloxane ; [(Ch3)3sio]2si(ch3)2 ; 1,1,1,3,3,5,5,5-Octamethyltrisiloxane ; CO9816
Product Categories: Organics;Si (Classes of Silicon Compounds);Siloxanes;Si-O Compounds;Organometallic Reagents;Organosilicon
Form: clear colourless liquid
Index of Refraction: 1.404
EINECS: 203-497-4
Density: 0.843 g/ml
Flash Point: 55 °C
Boiling Point: 153 °C
Melting Point: -86 °C
Storage temp: Flammables area
Merck: 6748
Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl- (107-51-7) is used as organic synthesis intermediate.
Safety information of Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl- (107-51-7):
Risk Statements
10 Flammable
Safety Statements
23 Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer)
24/25 Avoid contact with skin and eyes
RIDADR UN 1993 3/PG 3
WGK Germany 3
F 10-21
TSCA Yes
HazardClass 3.2
PackingGroup III
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