Structure of Octamethylcyclotetrasiloxane(D4) CAS 556-67-2

Octamethylcyclotetrasiloxane(D4) CAS 556-67-2

Identification
Properties
Safety Data
Specifications & Other Information
Links

Identification

CAS Number

556-67-2

Name

Octamethylcyclotetrasiloxane(D4)

Synonyms

Octamethylcyclotetrasiloxane [Wiki]
2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetroxatetrasilocan [German] [ACD/IUPAC Name]
2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetroxatetrasilocane [ACD/IUPAC Name]
2,2,4,4,6,6,8,8-Octaméthyl-1,3,5,7,2,4,6,8-tétroxatétrasilocane [French] [ACD/IUPAC Name]
209-136-7 [EINECS]
556-67-2 [RN]
Cyclotetrasiloxane, 2,2,4,4,6,6,8,8-octamethyl- [ACD/Index Name]
CZ227117JE
[556-67-2]
104986-37-0 [RN]
1787074 [Beilstein]
2,2,4,4,6,6,8,8-octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane; D4
3-Methylbut-2-en-1-ol
4-04-00-04125 [Beilstein]
4-04-00-04125 (Beilstein Handbook Reference) [Beilstein]
83874-62-8 [RN]
C024064
CO9810
cyclic dimethylsiloxane tetramer
CYCLOMETHICONE 4
cyclotetrasiloxane, octamethyl-
EINECS 209-136-7
MFCD00003269 [MDL number]
NCGC00164099-01
NUC silicone VS 7207
O9810
Octamethyl cyclotetrasiloxane
octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Octamethylcyclotetrasiloxane D4
Octamethylcyclotetrasiloxane(D4)
octamethyltetrasiloxane
Oktamethylcyklotetrasiloxan
Oktamethylcyklotetrasiloxan [Czech]
Oktamethylzyklotetrasiloxan
OMCTS
Silicone SF 1173
UNII:CZ227117JE
UNII-CZ227117JE
Union carbide 7207
volasil 244

Molecular Structure

Structure of Octamethylcyclotetrasiloxane(D4) CAS 556-67-2

Structure of Octamethylcyclotetrasiloxane(D4) CAS 556-67-2

SMILES

C[Si]1(O[Si](O[Si](O[Si](O1)(C)C)(C)C)(C)C)C

StdInChI

InChI=1S/C8H24O4Si4/c1-13(2)9-14(3,4)11-16(7,8)12-15(5,6)10-13/h1-8H3

StdInChIKey

HMMGMWAXVFQUOA-UHFFFAOYSA-N

Molecular Formula

C8H24O4Si4

Molecular Weight

296.62

EINECS

209-136-7

Beilstein Registry Number

1787074

MDL Number

MFCD00003269

Properties

Appearance

Colorless transparent oily liquid

Refractive Index

1.3960-1.3970

Safety Data

Symbol

exclamation-mark-jpgexclamation-mark-jpgGHS02, GHS08

Signal Word

Warning

Hazard Statements

H226-H361-H413

Precautionary Statements

P281

Personal Protective Equipment

Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter

RIDADR

UN 1993C 3 / PGIII

WGK Germany

3

RTECS

GZ4397000

Specifications and Other Information of Our Octamethylcyclotetrasiloxane(D4) CAS 556-67-2

Standard

Enterprise standard

Purity

99%min

Package

In 190kgs iron drum or 1000kgs IBC.

Storage

Under the room temperature and away from light

Application

Used as Silicone oil, silicone rubber intermediate and used in auxiliary.

Links

This product is developed by our sub R&D company Warshel Chemical Ltd, and please click the link below for details.
http://www.warshel.com/octamethylcyclotetrasiloxaned4-cas-556-67-2/

This product is sold exclusively through our sales company Watson International Ltd, and please click the link below for details.
http://www.watson-int.com/octamethylcyclotetrasiloxaned4-cas-556-67-2/