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Merck

235709

Octamethyltrisiloxane

98%

Synonym(s):

1,1,1,3,3,5,5,5-Octamethyltrisiloxane, Dimethylbis(trimethylsiloxy)silane, Pentamethyl(trimethylsiloxy)disiloxane, Pentamethyl(trimethylsilyloxy)disiloxane

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About This Item

Linear Formula:
[(CH3)3SiO]2Si(CH3)2
CAS Number:
107-51-7
Molecular Weight:
236.53
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
24853996
EC Number:
203-497-4
Beilstein/REAXYS Number:
1753063
MDL number:
MFCD00008264

Key Documents

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vapor density

>1 (vs air)

Quality Level

100

assay

98%

form

liquid

refractive index

n20/D 1.384 (lit.)

bp

153 °C (lit.)

mp

−82 °C (lit.)

density

0.82 g/mL at 25 °C (lit.)

SMILES string

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

InChI

1S/C8H24O2Si3/c1-11(2,3)9-13(7,8)10-12(4,5)6/h1-8H3

InChI key

CXQXSVUQTKDNFP-UHFFFAOYSA-N

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General description

Octamethyltrisiloxane, commonly referred to as octamethylcyclotetrasiloxane, falls under the category of siloxanes. Its versatile applications include serving as a solvent, coupling agent, and surface tension modifier in various industries. Furthermore, it plays a significant role in the production of adhesives, sealants, and lubricants.

Application

Octamethyltrisiloxane is used as a solvent for good dispersion of styrene and polydimethylsiloxane (PDMS), which are used in the fabrication of perovskite barium titanate inverse opal films.

pictograms

Flame
GHS02

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

84.2 °F - (External MSDS)

flash_point_c

29 °C - (External MSDS)

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

signalword

Danger

Hazard Classifications

Flam. Liq. 3 - vPvB

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Certificates of Analysis (COA)

Lot/Batch Number
MKAA1802
01016EJ
14110CD
04018AD
11728TC

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Masahito Hosokawa et al.
Biosensors & bioelectronics, 67, 379-385 (2014-09-10)
This paper proposes a high-throughput, function-based screening approach of a metagenomic library for isolating novel microbial enzymes by droplet-based microfluidics. We used gel microdroplets (GMDs) dispersed in oil as picoliter-volume reaction vessels for lipolytic enzyme by encapsulating cells in individual
Gregory T Hohensee et al.
Nature communications, 6, 6578-6578 (2015-03-07)
The thermal conductance of interfaces between metals and diamond, which has a comparatively high Debye temperature, is often greater than can be accounted for by two-phonon processes. The high pressures achievable in a diamond anvil cell (DAC) can significantly extend
Hunter Elliott et al.
Nature cell biology, 17(2), 137-147 (2015-01-27)
In many cases, cell function is intimately linked to cell shape control. We used endothelial cell branching morphogenesis as a model to understand the role of myosin II in shape control of invasive cells migrating in 3D collagen gels. We
Sung-Jin Kim et al.
Nature communications, 6, 7301-7301 (2015-06-16)
Self-switching microfluidic circuits that are able to perform biochemical experiments in a parallel and autonomous manner, similar to instruction-embedded electronics, are rarely implemented. Here, we present design principles and demonstrations for gravity-driven, integrated, microfluidic pulsatile flow circuits. With a common
Chiara Ingrosso et al.
ACS applied materials & interfaces, 7(28), 15494-15505 (2015-07-08)
A novel UV-light-curable nanocomposite material formed of a methacrylic-siloxane resin loaded with 1 wt % oleic acid and 3-(trimethoxysilyl)propyl methacrylate silane (OLEA/MEMO)-coated TiO2 nanorods (NRs) has been manufactured as a potential self-curing structural coating material for protection of monuments and
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