Substance
ID:338476
Names and Identifiers
IUPAC name
trimethyl[(trimethylsilyl)oxy]silane
IUPAC Traditional name
hexamethyldisiloxane
Synonyms
HexamethyldisiloxaneHMDSO六甲基二硅氧烷
Registration numbers
CAS Number
EC Number
Beilstein Number
PubChem SID
MDL Number
Properties
Product Information
Grade
NMR grade
Linear Formula
(CH3)3SiOSi(CH3)3
Purity
≥99.5%
Physical Property
Vapor Density
>1 (vs air)
Refractive Index
n20/D 1.377(lit.)
Boiling Point
101 °C(lit.)
Density
0.764 g/mL at 20 °C(lit.)
Flash Point
0 °C
32 °F
Melting Point
-59 °C(lit.)
Safety Information
GHS Pictograms
Hazardous to the aquatic environment
Acute hazard, category1
Chronic hazard, categories 1,2
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
RID/ADR
UN 1993 3/PG 2
GHS Precautionary statements
P210-P273
MSDS Link
Risk Statements
11-51/53
GHS Hazard statements
H225-H411
European Hazard Symbols
Nature polluting (N)
Flammable (F)Personal Protective Equipment
Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Signal Word
Danger
Hazard Class
3
German water hazard class
1
Packing Group
2
Safety Statements
16-61
RTECS
JM9237000
UN Number
1993
Molecule Details
Packaging
100 g in glass bottle
100 g in glass bottle
Molecular Spectra
No Data Available
Click here to submit data
References
No Data Available
Click here to submit data