hexaethyl diorthosilicate

Names

[ Name ]:
hexaethyl diorthosilicate

[Synonym ]:
disilicic acid hexaethyl ester
Hexaaethoxy-disiloxan
Hexaethoxydisiloxane
Hexaethyl diorthosilicate
Silicic acid,hexaethyl ester
Hexaaethyl-disilicat
Bis-triaethoxysilyl-aether
Dikieselsaeure-hexaaethylester
Silicic acid (H6Si2O7),hexaethyl ester
EINECS 218-469-7

Chemical & Physical Properties

[ Density]:
0.999g/cm3

[ Boiling Point ]:
273.9ºC at 760 mmHg

[ Melting Point ]:
16ºC

[ Molecular Formula ]:
C₁₂H₃₀O₇Si₂

[ Molecular Weight ]:
342.53300

[ Flash Point ]:
105.1ºC

[ Exact Mass ]:
342.15300

[ PSA ]:
64.61000

[ LogP ]:
2.09320

[ Vapour Pressure ]:
0.00935mmHg at 25°C

[ Index of Refraction ]:
1.423

Safety Information

[ HS Code ]:
2920909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2920909090

[ Summary ]:
2920909090 esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%