Structure of HMDSO(Hexamethyldisiloxane) CAS 107-46-0

HMDSO(Hexamethyldisiloxane) CAS 107-46-0

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Identification
Properties
Safety Data
Specifications & Other Information
Links

Identification

CAS Number

107-46-0

Name

HMDSO//Hexamethyldisiloxane

Synonyms

107-46-0 [RN]
203-492-7 [EINECS]
Bis(trimethylsilyl) ether
Bis(trimethylsilyl)ether
D7M4659BPU
Disiloxane, 1,1,1,3,3,3-hexamethyl- [ACD/Index Name]
Hexamethyldisiloxan [German] [ACD/IUPAC Name]
Hexamethyldisiloxane [ACD/IUPAC Name] [Wiki]
Hexaméthyldisiloxane [French] [ACD/IUPAC Name]
hexametildissiloxano [Portuguese]
Oxybis(trimethylsilane)
Silane, oxybis(trimethyl)-
TMS ether
trimethyl(trimethylsilyloxy)silane
trimethylsilyl ether
((CH3)3Si)2O [Formula]
[9006-65-9]
1,1,1,3,3,3-HEXAMETHYLDISILOXANE
19108-55-5 [RN]
1-SI-1&1&O-SI-1&1&1 [WLN]
Bis(trimethylsilyl) oxide
Bistrimethylsilyl ether
Bis-trimethylsilyl oxide
Dimethyl silicone oil
Dimethyl(trimethylsilyl)methoxysilane
Disilane m6
EINECS 203-492-7
Hexamethyl disiloxane
Hexamethyl-d18-disiloxane
Hexamethyldisilane [ACD/IUPAC Name] [Wiki]
HMD
HMDSO
HMDSO; Trimethyl[(trimethylsilyl)oxy]silane
JM 9237000
JM9237000
MFCD00008265 [MDL number]
MFCD00084411
MFCD01325012
Mirasil DM 20 [Trade name]
NCGC00164086-01
Oxybis (trimethylsilane)
Silane, oxybis(trimethyl-
trimethyl[(trimethylsilyl)oxy]silane
trimethyl-trimethylsilyloxysilane
trimethyl-trimethylsilyloxy-silane
UNII:D7M4659BPU
UNII-D7M4659BPU
WLN: 1-SI-1&1&O-SI-1&1&1

Molecular Structure

Structure of HMDSO(Hexamethyldisiloxane) CAS 107-46-0

Structure of HMDSO(Hexamethyldisiloxane) CAS 107-46-0

SMILES

C[Si](C)(C)O[Si](C)(C)C

StdInChI

InChI=1S/C6H18OSi2/c1-8(2,3)7-9(4,5)6/h1-6H3

StdInChIKey

UQEAIHBTYFGYIE-UHFFFAOYSA-N

Molecular Formula

C6H18OSi2

Molecular Weight

162.38

EINECS

203-492-7

Beilstein Registry Number

1736258

MDL Number

MFCD00008265

Properties

Appearance

Colorless transparent

Refractive Index

1.3728 ~ 1.3768

Boiling Point

100°C

Melting Point

– 67°C

Flash Point

– 1.1°C

Density

0.762 ~ 0.770g/ cm3

Safety Data

Symbol

exclamation-mark-jpgexclamation-mark-jpgGHS02, GHS09

Signal Word

Warning

Hazard Statements

H225-H410

Precautionary Statements

P210-P273-P391-P403 + P235-P501

Personal Protective Equipment

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

RIDADR

UN1993 – class 3 – PG 2 – EHS – VP <= 110kPa - Flammable liquids, n.o.s., HI: all

WGK Germany

1

RTECS

JM9237000

Specifications and Other Information of Our HMDSO(Hexamethyldisiloxane) CAS 107-46-0

Standard

Enterprise standard

Purity

≥99.5%

Content of Silanol

1.0%max

Content of Chlorion

1.0%max

Vapor Pressure at 30°C

55 Torr

Viscosity at 25°C

0.65 cst

Dielectric Constant

2.17

Heat of Vaporization

7.2 kcal/mol

Package

According to customer requirements to packaging

Storage

Under the room temperature and away from light

Application

1. For methylhydro silicone fluid and amino modified silicone fluid, our product uses as the end capping
agent.
2. For other functional silicone fluid, our product uses to introduce Polyether, amino, etc, and widely us
ed in cleaning agent, levelling agent, mould release agent and medicine chemicals, etc.

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/hexamethyldisiloxane-cas-107-46-0/

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/hexamethyldisiloxane-cas-107-46-0/