acetoxyheptamethylcyclotetrasiloxane

Suppliers

Names

[ CAS No. ]:
14697-86-0

[ Name ]:
acetoxyheptamethylcyclotetrasiloxane

[Synonym ]:
2-Cyclotetrasiloxanemethanol, 4,4,6,6,8,8-hexamethyl-, acetate
(4,4,6,6,8,8-Hexamethyl-1,3,5,7,2,4,6,8-tetroxatetrasilocan-2-yl)methyl acetate
ACETOXYHEPTAMETHYLCYCLOTETRASILOXANE
Acetoxy-heptamethyl-cyclotetrasiloxan

Chemical & Physical Properties

[ Boiling Point ]:
241.3±42.0 °C at 760 mmHg

[ Molecular Formula ]:
C9H24O6Si4

[ Molecular Weight ]:
340.625

[ Flash Point ]:
99.8±27.9 °C

[ Exact Mass ]:
340.065002

[ PSA ]:
63.22000

[ LogP ]:
1.91290

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

Safety Information

[ HS Code ]:
2915390090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-chloro-2,4,4,6,6,8,8-heptamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
  • Ethanoic anhydride

DownStream

Customs

[ HS Code ]: 2915390090

[ Summary ]:
2915390090. esters of acetic acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:5.5%. General tariff:30.0%