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2,4,6,8-Tetramethylcyclotetrasiloxane_Molecular_structure_CAS_2370-88-9)
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2,4,6,8-Tetramethylcyclotetrasiloxane

Catalog No. 512990 Name Sigma Aldrich
CAS Number 2370-88-9 Website http://www.sigmaaldrich.com
M. F. C4H16O4Si4 Telephone 1-800-521-8956
M. W. 240.50944 Fax
Purity ≥99.5% Email
Storage Chembase ID: 108029

SYNONYMS

Title
2,4,6,8-四甲基环四硅氧烷
IUPAC name
2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
IUPAC Traditional name
2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Synonyms
1,3,5,7-Cyclotetra(methylsiloxane)
TMCTS
1,3,5,7-Tetramethylcyclotetrasiloxane

DATABASE IDS

CAS Number 2370-88-9
EC Number 219-137-4
PubChem SID 24873664
MDL Number MFCD00039567
Beilstein Number 1775282

PROPERTIES

Linear Formula (HSiCH3O)4
Purity ≥99.5%
Purity ≥99.999% trace metals basis
Apperance liquid
Boiling Point 134 °C(lit.)
Density 0.986 g/mL at 25 °C(lit.)
Flash Point 24 °C
Flash Point 75.2 °F
Melting Point -69 °C(lit.)
Refractive Index n20/D 1.387(lit.)
GHS Pictograms GHS02
GHS Signal Word Warning
GHS Hazard statements H226
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RID/ADR UN 1993 3/PG 3
Risk Statements 10
Storage Temperature 2-8°C
Hazard Class 3
UN Number 1993
Packing Group 3
German water hazard class 3

DETAILS

Description (English)
Features and Benefits
Precursor for gate dielectrics in thin-film transistors (TFT),1 and is a component of photochemically formed SiOX monolayers on TiO.2
General description
Atomic number of base material: 14 Silicon
Packaging
25, 100 mL in glass bottle
Description (简体中文)
Features and Benefits
薄膜晶体管 (TFT) 栅极电介质的前体,1TiO 上光化学形成的 SiOX 单层的组分。2
General description
Atomic number of base material: 14 Silicon
包装
25, 100 mL in glass bottle

REFERENCES