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Hexamethyldisiloxane_Molecular_structure_CAS_107-46-0)
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Hexamethyldisiloxane

Catalog No. 52630 Name Sigma Aldrich
CAS Number 107-46-0 Website http://www.sigmaaldrich.com
M. F. C6H18OSi2 Telephone 1-800-521-8956
M. W. 162.37752 Fax
Purity ≥98.5% (GC) Email
Storage Chembase ID: 103302

SYNONYMS

Title
六甲基二硅氧烷
IUPAC name
trimethyl[(trimethylsilyl)oxy]silane
IUPAC Traditional name
hexamethyldisiloxane
Synonyms
HMDSO

DATABASE IDS

MDL Number MFCD00008265
EC Number 203-492-7
CAS Number 107-46-0
Beilstein Number 1736258

PROPERTIES

Grade puriss.
Linear Formula (CH3)3SiOSi(CH3)3
Purity ≥98.5% (GC)
Boiling Point 101 °C(lit.)
Density 0.764 g/mL at 20 °C(lit.)
Flash Point 0 °C
Flash Point 32 °F
Melting Point -59 °C(lit.)
Refractive Index n20/D 1.377(lit.)
Refractive Index n20/D 1.377
Vapor Density >1 (vs air)
GHS Pictograms GHS02
GHS Pictograms GHS09
GHS Signal Word Danger
GHS Hazard statements H225-H411
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Nature polluting Nature polluting (N)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P210-P273
RID/ADR UN 1993 3/PG 2
Risk Statements 11-51/53
RTECS JM9237000
Safety Statements 16-61
Hazard Class 3
UN Number 1993
Packing Group 2
German water hazard class 1

DETAILS

Description (English)
Other Notes
For a facile silylation of carboxylic acids1,2; As chloride anion acceptor in the synthesis of sulphinic esters3
Description (简体中文)
Other Notes
用于羧酸的温和硅烷化1,2;用作合成亚磺酸酯的氯离子受体3

REFERENCES