Silanes

Siliconates

A part of PCC Group with 28 years experience
Your reliable partner in the silicone field

Tetramethyltetraphenylcyclotetrasiloxane.
Synonym: Tetraphenyltetramethylcyclotetrasiloxane;
2,4,6,8-Tetramethyl-2,4,6,8-tetraphenyl-cyclotetrasiloxane;
1,3,5,7-Tetramethyl-1,3,5,7-tetraphenyl-cyclotetrasiloxane;

Chemical Structure

Introduction

SiSiB® PC9181 is a Phenyl Methyl Cyclic Mixture (Phenylmethylcyclosiloxanes), CAS number 68037-54-7.

Typical Physical Properties

Chemical Name: MePhD3 MePhD4 MePhD5
CAS No.: 546-45-2 77-63-4 34239-75-3
EINECS No.: 208-900-7 201-045-0
Empirical Formula: C21H24O3Si3 C28H32O4Si4 C35H40O5Si5
Molecular Weight: 408.67 544.89 681.12
Appearance: Clear liquid with possible crystal
Color (APHA): Max. 10
Density [25°C]: 1.12
Refractive Index [25°C]: 1.545
Purity: 99.0% by GC

Applications

SiSiB® PC9181 is used in phenyl silicone rubber, silicone fluid and silicone resin.

Packings

Net weight 200Kg steel drum, for more details, please visit Packing Centre.