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Octadecamethylcyclononasiloxane

Octadecamethylcyclononasiloxane structure

CAS No:
556-71-8
Formula:
C18H54O9Si9
Chemical Name:
Octadecamethylcyclononasiloxane
Synonyms:
Cyclononasiloxane,2,2,4,4,6,6,8,8,10,10,12,12,14,14,16,16,18,18-octadecamethyl-;Cyclononasiloxane,octadecamethyl-;2,2,4,4,6,6,8,8,10,10,12,12,14,14,16,16,18,18-Octadecamethylcyclononasiloxane;Octadecamethylcyclononasiloxane;Octamethylcyclononasiloxane

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Octadecamethylcyclononasiloxane Basic Attributes

Molecular Weight：

667.386

Exact Mass：

667.39

UNII：

28W8JYZ0C6

DSSTox ID：

DTXSID5060308

Characteristics

PSA：

83.1

Density：

0.98±0.1 g/cm3(Predicted)

Melting Point：

-27°C(lit.)

Boiling Point：

188 °C

Vapor Pressure：

1.77e-05 mmHg

Safety Information

GHS Classification：

|Warning|H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]|P264, P280, P305+P351+P338, and P337+P313|The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

Computed Properties

Molecular Weight:667.4
Hydrogen Bond Acceptor Count:9
Exact Mass:666.16912211
Monoisotopic Mass:666.16912211
Topological Polar Surface Area:83.1
Heavy Atom Count:36
Complexity:517
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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OCTADECAMETHYL CYCLONONASILOXANE

CAS No.: 556-71-8

Content: 99.00%

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Guide of Octadecamethylcyclononasiloxane

Basic Attributes
Characteristics
Safety Information
Computed Properties
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Octadecamethylcyclononasiloxane

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