Pentamethyl Disiloxane

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Names

[ Name ]:
Pentamethyl Disiloxane

[Synonym ]:
Pentamethyldisiloxane
1,1,1,3,3-Pentamethyldisiloxane
1,1,1,3,3-pentamethyl-disiloxane
EINECS 215-873-5
HMe2SiOSiMe3
MFCD00053658
Disiloxane, 1,1,1,3,3-pentamethyl-
disiloxane, pentamethyl-
2,2,4-Trimethyl-3-oxa-2,4-disilapentane
pentamethyl-disiloxan
1,1,1,3,3-Pentamethylpropanedisiloxane
Disiloxane,pentamethyl
1,1,3,3,3-pentamethyldisiloxane
Pentamethyl Disiloxane

Chemical & Physical Properties

[ Density]:
0.758

[ Boiling Point ]:
84.5±9.0 °C at 760 mmHg

[ Melting Point ]:
86 °C(lit.)

[ Molecular Formula ]:
C₅H₁₆OSi₂

[ Molecular Weight ]:
148.351

[ Flash Point ]:
4.9±18.7 °C

[ Exact Mass ]:
148.073975

[ PSA ]:
9.23000

[ LogP ]:
3.54

[ Vapour Pressure ]:
80.5±0.1 mmHg at 25°C

[ Index of Refraction ]:
n20/D 1.373

[ Water Solubility ]:
Not miscible or difficult to mix in water.

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
F: Flammable;

[ Risk Phrases ]:
R11

[ Safety Phrases ]:
S16-S23-S29-S33

[ RIDADR ]:
UN 1993 3/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
II

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

1,1,3,3-Tetramethyldisiloxane
Hexamethyldisiloxane
Pentamethyldisilane
Disiloxane, methoxypentamethyl-
Chloropentamethyldisiloxane
Chlorotrimethylsilane
Chlorodimethylsilane
iododimethylsilane
Ethoxy(trimethyl)silane
Trimethylsilanol

DownStream

pentamethylvinyldisiloxane
(3-glycidoxypropyl)pentamethyldisiloxane
3-(Pentamethyldisiloxanyl)propyl methacrylate
2-[dimethyl(trimethylsilyloxy)silyl]ethyl-[2-[dimethyl(trimethylsilyloxy)silyl]ethyl-dimethylsilyl]oxy-dimethylsilane
3-(Pentamethyldisiloxanyl)-1-propanamine
Hexamethyldisiloxane
1,1,1,3,5,5,5-Heptamethyltrisiloxane
Octamethyltrisiloxane
Decamethyltetrasiloxane
heptamethyltrisiloxane

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

Vinyl Pentamethyl Disiloxane
Chloromethyl Pentamethyl Disiloxane
Cyclopentadienyl pentamethyl disiloxane
(4,4-diphenylbutyl)pentamethyl disiloxane
3-METHACRYLOXYPROPYL PENTAMETHYL DISILOXANE
bromomethyl-pentamethyl-disiloxane
1,7-bis[(2-methylphenyl)methyl]-3,4,9-trimethyl-5,7,9-trihydro-4H-1,2,4-triazi no[4,3-h]purine-6,8-dione
3-(tert-butyl)-1-(2,4-dichlorobenzyl)-7,9-dimethyl-7,9-dihydro-[1,2,4]triazino[3,4-f]purine-6,8(1H,4H)-dione
Ethyl 2-[2-[(3-chlorophenyl)methyl]-4,7,8-trimethyl-1,3-dioxopurino[7,8-a]imidazol-6-yl]acetate
8-(2-hydroxyphenyl)-1,6,7-trimethyl-3-(3-methylbenzyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione
ethyl 3-(1,6,7-trimethyl-2,4-dioxo-8-(1-phenylethyl)-1H-imidazo[2,1-f]purin-3(2H,4H,8H)-yl)propanoate
8-(2-(4-(4-methoxyphenyl)piperazin-1-yl)ethyl)-1,6,7-trimethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione
1-(2,5-dimethylbenzyl)-3-(4-fluorophenyl)-7,9-dimethyl-7,9-dihydro-[1,2,4]triazino[3,4-f]purine-6,8(1H,4H)-dione
8-{2-[4-(3-Chlorophenyl)piperazinyl]ethyl}-1,6,7-trimethyl-1,3,5-trihydro-4-im idazolino[1,2-h]purine-2,4-dione
3-(3-chlorobenzyl)-7-(4-chlorophenyl)-1-methyloxazolo[2,3-f]purine-2,4(1H,3H)-dione
3,4,9-trimethyl-1,7-diphenethyl-7,9-dihydro-[1,2,4]triazino[3,4-f]purine-6,8(1H,4H)-dione

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